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Single-input phase locking piezoelectric transformer driving circuit
A circuit (10) for driving a piezoelectric transformer (12) in a phase locked mode without using an external reference signal. The circuit (10) utilizes a 555...
Color display with integrated semiconductor leds and organic
An integrated matrix of light emitting devices includes a plurality of isolated semiconductor LEDs positioned in a matrix of rows and columns on the surface of a...
Pick-and-place tool for vacuum and magnetic coupling
A pick-and-place apparatus (404) for magnetically and vacuum coupling an item (1100) includes a base (516), a magnetic coupler (500), and a vacuum coupler (502)....
Surface mountable component holder
A surface mountable auto-onsertable component holder (100) includes captivating structures (123, 125, 127 and 129) on opposing walls (101, 103, 115, and 117) to...
Handset for a wireless communications device
Cordless portable telephone with faceplate
Method and apparatus for training a speaker recognition system
A method and apparatus for training a system to assess the identity of a person through the audio characteristics of their voice. The system inserts an audio...
Apparatus and method for generating noise in a digital receiver
A digital receiver (114) converts a received signal into a speech signal. The digital receiver (114) includes circuitry (128) and a noise generator (130). The...
Infrastructure transceiver and method for configuration based on
In a radio frequency communication system (100), infrastructure transceivers operate in a configuration mode (301-306) and an active mode (307). When in the...
Radio scan method with spatial channel marking
A method used with spatial channel marking in a radio scanning technique that extends the conventional methods of channel marking to include information about...
Electro-optic device board
A flexible electro-optic circuit board (20) includes a polymer circuit board (22) and a polymer optical backplane (34). The polymer circuit board (22) includes a...
Method and apparatus for communicating selected additional data in a
data stream of fixed size
A method and apparatus utilize an original stream (424) for communicating. Additional data is selected from predetermined messages to define a selected message...
Method and apparatus for reducing overhead in a messaging system
A messaging system, having a transmitter (202) for transmitting information service messages to selective call units (SCU's) (122), receives displayable...
Bandstop filter module with shunt zero
A bandstop filter module (200) with a shunt zero is provided. The module (200) contains a circuit substrate (202) with input and output pads and transmission...
Gridded spacer assembly for a field emission display
A gridded spacer assembly (130, 230) for a field emission display (100, 200) includes a plurality of spacers (135, 235), a focusing grid (132, 232) having a...
System and method for accurate geolocation of images
A satellite-based imaging system (100) is used to provide imaging services to users located anywhere on the earth. The surface of the earth is imaged, and the...
Epoxy resin composition with cycloaliphatic epoxy-functional siloxane
A composition useful as a die-attach adhesive, polymer bump or encapsulant comprises from about 5-100% by weight of a base resin and from zero to 95% by weight...
Method for chemically-mechanically polishing a metal layer
A method of manufacturing a semiconductor device includes providing (51) a substrate (19), providing (52) a colloid (17) having particles held in suspension,...
Battery terminal coupling assembly
A battery coupling assembly (1) for a portable device comprising a housing (2) with associated battery terminal engagement connectors (3, 4) for electrically...
Modified trimmed mean filtering for misfire detection
A modified trimmed mean filtering method and apparatus for a misfire detection includes acquiring a time-continuous series of acceleration data samples (601)...
External power source to main battery power sources switch
A switching circuit (30) in a portable telephone connects a gate of a field-effect transistor (Q1) to a voltage below the transistor's gate threshold voltage...
Communication services needs of a communication unit supplied through
simultaneous affiliation with multiple...
A radio communication system (100, 200) employs a method of providing communication services to a communication unit (104, 105) having a plurality of service...
Method and mobile station for activating a playback device in a
A controllable playback device is placed in a mobile station (125) which is capable of playing a recorded announcement to the user of the mobile station (125)...
Method and apparatus for allocating communication resources to support
priority communications in a...
A communication system (100) employs a method (300) and apparatus (118) for allocating communication resources (e.g., 127-128) to support priority communications...
Method and apparatus for managing service accessibility between
differing radio telecommunication networks
A method for a network in a multi-network system to obtain access information for a subscriber unit (104) (SU) involves requesting (1306) access information from...
Space-based communication system and method with continuous channel
The system (10) and method (100) adjust reuse units when nodes (e.g., satellites (20, 22)) move in a communication system (10), such as satellites (20,22) moving...
Power control circuit for a radio frequency transmitter
A gain controller (130) for a radio frequency (RF) transmitter (102) controls a power level of a signal (123) transmitted within a predetermined range of output...
Method and apparatus for power control in a communication system using
Power control in a spread-spectrum communication system takes place by determining origination power of a traffic channel based on a number of active...
Method, access point device and peripheral devices for low complexity
dynamic persistence mode for random...
A method, access point device and a perpherical device provide low complexity dynamic persistence for random access in a wireless communication system. The...
Channel quality management in a cable telephony system
A method and apparatus in a communication system (100) for allocating and controlling data transmissions to and from communications unit (134) in communications...
Satellite traffic reporting system and methods
With a constellation of low-earth orbiting satellites, instantaneous photographs of all large cities can be made available in real-time or near real-time. Those...
Method and apparatus for decoding an encoded signal
A decoder (215) implemented in a receiver of a wireless communication system employs an improved method and apparatus for decoding an encoded signal. The...
Hierarchically managed boundary-scan testable module and method
A JTAG module (12) includes a master component (20) and any number of slave components (22). The master component (20) includes a TAP controller (24) and related...
System and method for multiple access short message communications
The present invention describes a communications system that utilizes frequency division multiple access (FDMA), code division multiple access (CDMA), and time...
Switched mode power supply controller and method
A switched mode power supply has a transformer and a power switch to switch a primary current for operation in a critical conduction mode. The switched mode...
Methods and systems for processing video signal pixel data
In a video processing system (14), a method of detecting and compensating for motion of an image which includes the steps of: detecting a first pixel value, a...
Integrated test and measurement means employing a graphical user
Multiple testing elements (26) are coupled to a bus (25) operated under the control of a graphically programmed computer (12). The computer (12) interrogates the...
Current balanced balun network with selectable port impedances
A half-wave balun network balanced for at least current is provided by a conductor section having contiguous conductor portions 130 and 140. A balanced port 110...
Antenna assembly for use with a portable two-way communications device
and method of using same
An antenna assembly (100) for use in a portable two-way radio communications device includes a radio housing (101) including one or more boss (103) used for...
Method and apparatus for compensation of phase distortion in power
A method and apparatus for efficient power amplification with low phase distortion includes an envelope detector (30), a scaling amplifier (40), a driver...
Method for detecting closure of a solenoid coil from the rise time of
each of the current peaks of the solenoid...
A method for detecting closure of a solenoid coil in a solenoid arrangement in a solenoid arrangement having first (4) and second (40) solenoid coils and a...
Low-profile axial-flow single-blade piezoelectric fan
A low-profile, axial-flow, single-blade piezoelectric fan is provided. The fan is in the form of a piezoelectric fan assembly (300) which contains a housing...
Method for forming a high voltage gate dielectric for use in integrated
A method for form an integrated circuit device begins by growing a tunnel oxide (22). The tunnel oxide is exposed to a nitrogen containing ambient whereby...
Method of fabricating GMR devices
A method of fabricating GMR devices on a CMOS substrate structure with a semiconductor device formed therein. The method includes forming a dielectric system...
Substrate for transferring bumps and method of use
A first pattern of bumps and a second pattern of bumps are formed on a substrate (10) with bumps (14,15). During a transfer process, only the bumps (14) of the...
Evaporative cooling vessel for controlling the temperature of a portion
of an electronic part during solder reflow
An evaporative cooling vessel (100) for controlling the temperature of a predetermined portion of an electronic part during the solder reflow process. The...
Method of manufacturing an electronic component
An electronic component includes a substrate (11) having a device surface (13) and opposite ends (14, 15) adjacent to the device surface (13), an electronic...
Hang up cup for a portable communication device