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Insulator-compound semiconductor interface structure
An insulator-compound semiconductor interface structure is disclosed including compound semiconductor material with a spacer layer of semiconductor material...
Method for uniform polish in microelectronic device
A method for achieving a uniform planar surface by a chemical mechanical polish includes surrounding an active area or array to be polished with a border of the...
Technique for etching oxides and/or insulators
A method of etching a layer of electrical insulating material including a layer of strontium titanate on a surface of a semiconductor substrate. The layer of...
Machine for cutting brittle materials
A machine for cutting brittle materials includes a mandrel or shaft (200) having a first portion (310) with a taper, a sleeve (400) having an inner surface (410)...
Method and apparatus for minimizing an amount of data communicated between
devices and necessary to modify...
In a wireless and/or wireline communications system (100), a method (400-536) and apparatus (200) for minimizing an amount of data (300) communicated between a...
Method and apparatus for controlling mobile access to a wireless
The present invention provides a method and an apparatus for controlling mobile access to a wireless communication system. A base station (145) in a...
Automatic adapt circuit for circumventing demodulator transients in radio
An auto-adapt circuit (200) for altering radio receiver parameters due to demodulator transients and preventing the loss of received information. The auto-adapt...
Circuit and method for fast modular multiplication
A co-processor (44) executes a mathematical algorithm that computes modular exponentiation equations for encrypting or decrypting data. A pipelined multiplier...
Integrated multi-mode bandpass sigma-delta receiver subsystem with
interference mitigation and method of using same
An integrated sigma-delta radio frequency (RF) receiver subsystem (200) and method utilizes a multi-mode sigma-delta analog-to-digital converter (215) for...
An analogue to digital or digital to analogue data converter 1 for converting between a first digital signal 101,102 at a first sampling rate f.sub.o and a first...
Semiconductor laser device and method of manufacture
A Vertical Cavity Surface Emitting Laser (VCSEL) (10) and a method for manufacturing the VCSEL (10). The VCSEL (10) includes a ridge structure (34), a first...
Ground based antenna assembly
A ground-based antenna assembly (10) is provided that includes an assembly base (14) defining a substantially horizontal plane (18) and configured for attachment...
Enhanced DC offset correction through bandwidth and clock speed selection
A DC offset correction method and apparatus. In a DC offset correction loop (100), a DC offset is corrected using a binary search routine or any other digital or...
Tunable inductor circuit, phase tuning circuit and applications thereof
A tunable inductor circuit and phase tuning circuit utilizing a tunable inductor circuit for dynamically controlling signal phase delay in RF/Microwave Circuits...
Digital filter tune loop
A digital tuning circuit (100) for a filter (120) has a filter input and a filter output and employs a switchable element array (122). The filter includes a...
Desktop stand for an electronic device having embedded charging control
This invention includes a charger with at least two pockets capable of charging both a portable electronic device and a spare battery without charging circuitry...
An ultra-high precision stage incorporating a novel, legged design suitable for applications requiring high voltage and vacuum is disclosed herein. The stage...
Ultra-late programming ROM and method of manufacture
A ROM embedded in a multi-layered integrated circuit includes rows of transistor memory cells. For reduced area, each transistor in a row optionally shares a...
Method for transfer of thin-film of silicon carbide via implantation and
Systems and methods are described for transfer of a thin-film via implantation, wafer bonding, and separation. A method for transfer of a thin-film, includes:...
Mask, its method of formation, and a semiconductor device made thereby
A method for fabricating a patterning mask is disclosed in which a membrane layer is deposited on a first surface of a substrate. Patterned and unpatterned...
Method and apparatus for backhauling data in a communication system
The present invention provides a method and apparatus for backhauling data in a communication system (100). A plurality of quality metrics are received at a...
Wide area paging system having automatic service area log-in
A combination pager and cordless telephone (40) has a receiver (414) for receiving paging signals including a location identifier associated with a geographic...
Method for automatically assisting unaided voice communication
Automatic assistance to unaided voice communication is provided by activating and deactivating a wireless communication link as needed (300). A communication...
Time interpolating direct digital synthesizer
A direct digital synthesizer (200) includes a first accumulator (202) that acts as the frequency accumulator in order to generate the desired average frequency....
Method for accessing a communication medium
A medium access protocol which adjusts number of contention slots in a variable length frame and superimposes a variable window structure over the frame...
Switch status monitoring system
A switch status monitoring system (10) includes a switch signal processor (16) that operates in either of a supervised mode or an unsupervised mode for each...
Message control method in a two-way communication system
A method is for controlling outbound messages in a two-way communication system (100). The method includes steps of receiving (205) and storing (210) a...
Training scheme for high efficiency amplifier
A system and method for employing a training scheme to a linear amplifier system having a modulator component for modulation of a supply power of an RF power...
Electronic driver circuit with multiplexer for alternatively driving a load
or a bus line, and method
An electronic system (101/102) for use in a car has an electronic control unit (10) and, in the alternative, either a passive load (11) or an active logic (12)...
Field emission display having a multi-layered barrier structure
A field emission display (100) includes an electron emitter structure (105) designed to emit an emission current (134), a phosphor (126) disposed to receive at...
Method of manufacturing a sensor
A method of manufacturing a sensor includes forming a first electrode (120, 1120), forming a sacrificial layer (520) over the first electrode, and forming a...
High density flexible circuit element and communication device using same
Apparatus for routing a flexible circuit element (216) between a top housing (102) and a bottom housing (108) in an electronic device such as a radiotelephone...
System and method to control solder reflow furnace with wafer surface
A system (5) and method are used for predicting and controlling the temperature of a semiconductor wafer (10) during a solder reflow process by controlling the...
Solder printing apparatus
A solder printing apparatus (40) for use within a solder printer (34) includes a vision and alignment mechanism (44), a steering mechanism (46), a vacuum...
Method and apparatus for displaying a message which has been received
A communication device such as pager (100) includes a controller (110) which decodes an incoming high priority message (402) and stores it in memory (112). A...
Cellular telephone with simultaneous radio and cellular communications
A cellular telephone (110) forms part of a wireless communication system (100) and has simultaneous communication of radio and cellular signals. The wireless...
Method and apparatus for accessing a plurality of communication networks
A method enables a subscriber unit (20) to access a common communication system to communicate with a selected communication system. The subscriber unit receives...
Antenna switching circuit
A PIN diode antenna RF switch especially suited for a multi-mode transceiver that includes a full duplex mode such as an AMPS analog mobile telephone. Six PIN...
Method and system for controlling echo cancellation using zero echo path,
ringing, and off-hook detection
A system and method for controlling echo using zero echo path, ringing, and off-hook detection. When conditions for zero echo path are detected, the present...
MRAM write apparatus and method
An MRAM cell and a method of programming the cell are disclosed. The cell includes a free layer of magnetic material having a ferromagnetic resonance with a...
Component shim for mounting a component on a heat spreader
A component shim 310 is used with printed circuit boards 306 and heat spreaders 314, for example, where each of the printed circuit board 300 and heat spreader...
Decision directed phase detector
A decision directed phase detector that uses the quantized data output from a slicer to aid the phase error detection process to determine a phase error of a...
Method and apparatus for distance-based notification in a two-way wireless
A group selected from a plurality of portable subscriber units (122) is defined (402), and a plurality of locations corresponding to members of the group are...
Linear capacitor structure in a CMOS process
A cumulative capacitor structure with desirably constant capacitance characteristics is disclosed. In one embodiment, the cumulative capacitor includes a set of...
Electronic device package, and method
An electronic package (100) has a semiconductor device (130), a two-layer (110, 120) printed circuit substrate (101), and a lead (140) for providing external...
Process for achieving full global planarization during CMP of damascene
Described is a process for using chemical-mechanical planarization in the manufacture of Damascene structures that substantially reduces unwanted topography. The...
Method of manufacturing photodefined integral capacitor with self-aligned
dielectric and electrodes
A method for manufacturing a microelectronic assembly to have aligned conductive regions and dielectric regions with desirable processing and dimensional...
Adaptive scheduler for mark and sweep garbage collection in interactive
An adaptive garbage collection scheduler (42) in an interactive system (10) to schedule invocation of a mark and sweep garbage collection process. The adaptive...
Load envelope following amplifier system
A load envelope following (LEF) amplifier system to increase the efficiency of amplification systems that employ linear modulation schemes. The LEF system has a...
Communications system, mobile device and method
A mobile communications device is arranged to receive a modulated signal having a predetermined frequency. A frequency demodulator of the device demodulates the...