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Process for forming a semiconductor device
A method for forming an oxynitride gate dielectric layer (202, 204) begins by providing a semiconductor substrate (200). This semiconductor substrate is cleaned...
Carbon electrode material for electrochemical cells and method of making
A method (50) of fabricating a carbon material for use as an electrode in an electrochemical cell (10) includes the steps of carbonizing (62, 66) a lignin...
Oven for reflowing circuit board assemblies and method therefor
An oven (100) for reflowing circuit board assemblies (102). Air is pumped into a heating chamber (104) from which the air is then communicated through one or...
Speaker microphone for a portable communication device
Provision of distributed call handling over a plurality of network nodes
The following describes an apparatus for and method of providing and supporting distributed call handling over a plurality of network nodes (401, 403, 405, 407,...
Method for a subscriber unit to compile message fragments transmitted
from different zones
Subscriber units (14) can roam from zone (A) to zone (B) and accurately compile fragments of a message that includes fragments transmitted from both zones....
Data processing system having a trace mechanism and method therefor
A data processing system (10) having an access protect unit (20) for tracing memory accesses. A trace bit (50) is associated with each page of memory and when...
Method and apparatus for freeing a frame to aid in handoff determination
in a code division multiple access...
A mobile station (106) in a code division multiple access (CDMA) communication system (100) implements scanning of pilot channels on a different frequency by...
Method of communication resource assignment
In a communication system, a method comprises the steps of receiving (401) at least one information bundle intended for subsequent outbound transmission,...
Method for manufacturing a semiconductor component and automatic machine
program generator therefor
An automated machine program generator (10) and a method for optimizing the manufacture of articles. The automated machine program generator (10) includes a data...
Method of improving viewing angle and contrast of liquid crystal displays
A novel method of driving an LCD simultaneously provides improved viewing angle and improved contrast. Multiple driving voltages are applied to the LC cell to...
Manually controllable cursor and control panel in a virtual image
Portable communication equipment having a virtual display including display electronics and optics for providing a virtual image in the display, a virtual...
Method and system for beamformer primary power reduction in a
nominally-loaded communications node
A communications node (FIG. 1, 5) communicating with an individual subscriber unit (80) determines that a nominal-load condition exists. The communications node...
Position locating rescue transceiver
A secure, portable position locating radio has a geolocation receiver providing local position and timing information from geolocation means (e.g. GPS...
Food storage apparatus and methods and systems for monitoring a food item
A food storage apparatus (22) comprises a container (26) to contain a food item (20), a humidity sensor (34) to sense a humidity within the container (26), and a...
Peak detector circuit
A peak detector circuit (100) includes an output transconductance amplifier (102), a current rectifier (104) and an averaging circuit (108). The current...
Apparatus and method for digital control of a power converter current
A digital control circuit is used for controlling the load current of a power converter circuit (102), and comprises a reference circuit (302), analog comparator...
Battery charging method using battery circuitry impedence measurement to
determine optimum charging voltage
A charging technique (200) charges a battery pack (102) by taking into account the additional internal circuit impedance of the battery pack. An optimum pack...
Inverter control method for electronic ballasts
A method (100) of controlling an inverter in an electronic ballast for at least one gas discharge lamp protects the inverter from damage due to lamp fault...
Power supply and electronic ballast with high efficiency voltage
An electronic power supply (10) comprising a rectifier circuit (100) and a voltage converter circuit (200). Voltage converter circuit (200) comprises a first...
Reaction propulsion motor and apparatus for using the same
A reaction propulsion motor (200) utilizes a taut armature reciprocating impulse transducer (100) having a motional mass (18) to generate an excitation force in...
Split-gate memory device and method for accessing the same
An EEPROM device includes a split-gate FET (10) having a source (36), a drain (22), a select gate (16) adjacent the drain (22), and a control gate (32) adjacent...
Accounting methods and systems using transaction information associated
with a nonpredictable bar code
An accounting system includes a point of sale terminal (20) to print a transaction receipt (26) having a nonpredictable bar code (36) and human-readable...
Method for pre-shaping a semiconductor substrate for polishing and
A method for pre-shaping a major surface (21,22) of a semiconductor wafer (20) in preparation for polishing includes shaping the major surface (21,22) so that it...
Molecular detection devices and methods of forming same
A molecular detection device including a support member (36) and a plurality of molecular receptors (34) arranged at a plurality of sites of the support member...
Signal processor and method for Fourier Transformation
Parallel signal processor (10) (FIG. 2) performs a Fourier Transformation of an input signal; The transformation coefficients are converted once to logarithmic...
Method of molding free-floating insert
A method (60) for molding (67) a component (73) including a free floating insert (11). The method includes steps of providing an insert (11) including one or...
RF coupling housing for a cellular phone holder
Radiotelephone having an auxiliary actuator and method for operating
A unique actuator (130) and user interface preferably located on one side of a communication device enables one-handed operation of the device, such as a...
Dual mode communication device and method
A dual mode communication device (102) includes a first radio (124) operable according to a first mode and a second radio (126) operable according to a second...
Service request rooting by a local resource controller
A local resource controller (409) from among a plurality of local resource controllers, receives a service request sourced by a communication unit (411). The...
Method and apparatus for displaying signal information in a radio
A radio communication device (100) for displaying information about a signal includes a display (120) for presenting the information. A measurer (110) measures...
Apparatus for communicating a user created message from a portable
transceiver to a caller
A method and apparatus for communicating a user created message from a portable transceiver (122) to a caller. The user of the portable transceiver (122) creates...
Method and apparatus for multiple access over randomized slots with
collision detection in a cable telephony system
A method and apparatus in a communications system (100) for providing communications units (134) access to the communications system (100). The communications....
Method for reducing particles on a substrate using chuck cleaning
Particles counts and concentrations are reduced from the backside of a substrate, such as a semiconductor wafer or flat panel display with the invention, to...
Process for forming a semiconductor device having a conductive member
that protects field isolation during etching
A semiconductor device (150) is formed having a first conductive member (64) overlying a field isolation region (36) that is typically less than two microns...
Method of designing unit FET cells with unconditional stability
A MMIC power amplifier (100) uses MMIC FET cells (104, 112) and provides high gain at microwave and millimeter-wave frequencies. The power amplifier includes an...
Semiconductor device using diode place-holders and method of manufacture
In operation, a standard cell library having diode place-holders (16) associated with standard cell inputs (12) is used to design a standard cell-based...
Method for correcting subscriber-based secure call keys
A key variable correction scheme allows errored encryption key material in mobile and portables radios to be quickly identified and corrected. The errored...
Method and system for cleaning a frequency band
A cable system (10) has a plurality of CAUs (34) coupled to a variety of network devices (58-68) in the subscriber's premise (36). The network devices (58-68)...
Vertical cavity surface emitting laser with integrated diffractive lens
and method of fabrication
VCSEL with integrated lens element and method of fabrication including a substrate element, a first stack of distributed Bragg reflectors disposed on a surface...
Method and apparatus for data transmission within a broad-band
During data transmission to a remote unit (113) utilizing a supplemental, high-speed data channel (105), data transmission stops due to all data being...
Low switching field magnetoresistive tunneling junction for high density
A low switching field magnetoresistive tunneling junction memory cell including a first exchange coupled structure having a pair of magnetoresistive layers and...
Method for verifying protocol conformance of an electrical interface
A method and technique for verifying bus protocol in the design of integrated circuits. A correctness evaluator receives simulation results from a monitor file...
Data allocation into multiple memories for concurrent access
Data is allocated into multiple memories with selective variable replication for maximizing performance by minimizing concurrent memory access conflicts....
Multi-layered compact slot antenna structure and method
A multi-layered compact slot antenna shortens the physical length of a slot antenna (710) by using more than one conductive layer, separated by a dielectric...
Apparatus providing a substantially equal transconductance ratio and
A current source (200) comprises an input bias unit (291), a transconductance unit (295), an output bias unit (292), a combiner unit (296) and a voltage source...
Phase shifting power coupler with three signals of equal amplitude
A three-way phase shifting power coupler (20) processes a primary signal (26) to provide first, second, and third secondary signals (32, 38, and 44) of...
Method and apparatus for providing a clocking signal
A method that includes the steps of producing a digital code (104) based at least in part on an integrated circuit capacitance and adjusting a frequency of the...
Programmable analog array and method
A system for laying out a capacitor array (400) implements a programmable capacitor (33-39) whose operation is controlled with a binary control word. A...