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Method and apparatus for assisted GPS integrity maintenance
A cellular network protocol which maintains the reliability of assisted GPS based positioning is taught. An Integrity Monitor (IM) informs mobile stations, their...
Method and apparatus for limiting message loss and message latency in a
A messaging system transmits to a subscriber unit (122) on a plurality of channels (410) operating concurrently. The system transmits (1108) control information...
Apparatus for communicating multi-lingual messages and method therefor
A communication system (100) includes a radio transmitter (116) and a SCR (selective call receiver) (122). The radio transmitter includes a transmitting device...
Method and apparatus for manufacturing an interconnect structure
An interconnect structure, such as a flip-chip structure, including a base pad and a stud formed on the base pad and extending from the base pad is disclosed....
MOCVD-grown emode HIGFET buffer
A method of fabricating an Emode HIGFET semiconductor device, and the device, is disclosed including epitaxially growing by metal-organic chemical vapor...
Flip chip device and method of manufacture
A method of manufacturing a solder bump on a power copper structure and resultant device is disclosed. In the method, a layer of an electrically conductive,...
Method for testing a semiconductor die using wells
Testing is performed on a semiconductor die (50) having a plurality of protruding electrical contacts (52) formed thereon. The test method uses a carrier (100)...
A reliable sensor provides a user-friendly semiconductor sensing device and transducer which accurately detects the characteristics of a fluid, such as pressure...
Method and apparatus for efficiently transferring data between peripherals
in a selective call radio
A selective call radio (300) includes a memory (100), which in turn includes one or more memory elements; a row and column decoder (110, 112) coupled to the one...
GPS enabled mobile stations and location methods therefor
A satellite positioning system enabled mobile station and method therefor having a satellite positioning system signal reception interface, for example a GPS...
Apparatus and method for delivering data in a cellular communications
Data delivery in GSM and UMTS co-existing networks is controlled by apparatus located within the network infrastructure which predicts the trajectory of a moving...
Apparatus and method for effecting communications among a plurality of
An apparatus for communications by a home station among remote stations in at least one communication medium. The apparatus comprises (a) local signal receiving...
Method and apparatus for communicating a call
A wireless communication system (10) employing quadrature amplitude modulation techniques comprises a system controller (22), at least one radio frequency base...
Lot signalling device
An apparatus related to a lot signalling device used to find misplaced lots. A remote control signalling device comprises a receiver section (5) for receiving an...
Integrated filter with improved I/O matching and method of fabrication
An integrated filter circuit and a method of fabrication are disclosed, wherein the integrated filter has an input and an output parasitic shunt impedance. Input...
Method and apparatus for generating percussive sounds in embedded devices
A percussive sound contains both harmonic and non-harmonic frequency spectral content. To reproduce a particular percussive sound, such as the sound of a drum or...
Method of manufacturing a semiconductor component having a fixed electrode
between two flexible diaphragms
A semiconductor component comprises a substrate (101), a two flexible pressure sensor diaphragms (106, 303) supported by the substrate (101), and a fixed...
Method of diluting hydrogen gas exhausted from a fuel cell
A method of diluting reacted fuel gas that is exhausted from a fuel cell. The reacted fuel gas is transferred from the fuel cell (10) into a hydrogen diluting...
Method and apparatus for tolerating scheduling latency and achieving time
alignment for transmit and receive...
The preferred embodiment of the present invention provides a method and apparatus for dealing with scheduling latency in high-speed modems (100) implemented on...
Apparatus and method for handling dispatching messages for various
applications of a communication device
A communications device (10) with a processor having instructions that execute on the processor. The programmed instructions include a message manager program...
Feedforward and feedback control in a radio
A radio back-end circuit that includes a signal processing unit which receives an intermediate frequency signal containing modulated information. The radio...
Graphical handwriting recognition user interface
A graphical handwriting recognition user interface includes a display, one or more areas designated on said display for enabling entry of handwritten information...
Scalable pattern methodology for multi-carrier communication systems
A scalable pattern methodology defining positions of synchronization symbols, pilot symbols and data symbols for various numbers of sub-channels in a...
Method and apparatus in a wireless communication system for facilitating
detection of, and synchronization...
A processor (306) is assigned a predetermined synchronization signal for use in communicating in a wireless communication system (100) The processor calculates...
Method for synchronizing a mobile station to UMTS while operating in GSM
A method for universal mobile telephone service synchronization by a mobile station operating in a GSM dedicated mode in a wireless communication system...
Virtual queuing system using proximity-based short-range wireless links
A peer device (132) is arranged and programmed for maintaining a virtual queue for an event, and a personal presence identifier (122) is carried by a user and...
Acoustic wave filter and method of forming the same
An acoustic wave filter (10) and a method (30) of forming the acoustic wave filter (10) are disclosed. The acoustic wave filter includes a substrate (20)...
Field emission device having an improved ballast resistor
A field emission device (100) includes a cathode (110) and a ballast resistor (112) connected to cathode (110). Ballast resistor (112) includes a thin metallic...
Field effect transistor and method of making
A field effect transistor (30) has an array of transistors (31) made up of bonding pads (45-47) and sub-arrays of transistors (41-43). The bonding pads (45-47)...
Pixel readout switched capacitor buffer circuit and method therefor
A pixel signal amplification circuit (200) receives a signal from a pixel element. A first semiconductor switch (225a) is connected to the pixel element and...
Filter apparatus and method therefor
An ultrasonic driver (105) is used to vibrate a filter disk (103) at ultrasonic frequencies. Vibrations are used to break up agglomerates into smaller pieces...
Semiconductor device and a process for forming the same
A semiconductor device and a process for forming the device includes a conductor that overlies an insulating layer. In one embodiment, the conductor includes a...
Transistor metal gate structure that minimizes non-planarity effects and
method of formation
A metal gate structure is formed by depositing a gate dielectric, a gate electrode, a stop layer, and a metal layer within a gate trench and removing the...
Method and apparatus for managing fuel cell performance
A method and apparatus for managing the performance of a fuel cell system (100) using an agitation means (150). The method of managing the performance involves,...
Apparatus for coupling power to an electronics module
A power-coupling pad (FIG. 1, 160 or 170) is located on a lateral edge portion of an electronics module (100). Each power-coupling pad (160, 170) is mated with a...
Cover accessory for cellular telephones and similar articles
Direct memory access controller and method therefor
Direct memory access controller (DMAC) (54) adapted to directly execute C language style FOR tasks assigned by a processor (70), where the FOR task includes a...
System and method for distributed navigation service
A distributed navigation system and method for providing driving instructions to a user. The system includes a service center having a navigation server and...
Method of navigation guidance for a distributed communications system
having communications nodes
A method of navigation guidance includes providing a communications node (104, 106), and a remote communications node (108). The remote communications node (108)...
Digital filter with adaptive coefficients
When an input digital signal, having a portion with an associated control value, is connected to a digital filter with adaptive compensation, the digital filter...
Capability addressable network and method therefor
A wireless, peer-to-peer, capability addressable network (22) is disclosed. The network (22) accommodates any number of peers (20). Network connections are...
Front illuminator for a liquid crystal display and method of making same
A front illumination device for illuminating a reflective liquid crystal display cell (42) having a light source (12), a light guide (20), and a light coupling...
Method and apparatus for detecting co-channel interference and selectively
filtering the interference when detected
A method and apparatus for detecting the presence of a co-channel interference signal and, in response to detecting such an interference signal, utilizing a...
Antenna system with channeled RF currents
An improved antenna system to channel counterpoise currents for an unbalanced antenna such as a helical monopole. A first conductor, or ground resonator, is...
Method and apparatus for determining a direction of arrival of a signal
The invention provides a method and apparatus for determining the direction of a signal such as for example a received radio signal in a cellular mobile...
Digital speech processing system
In a speech processing system (10) characterized by a finite range of audio levels, the speech processing system (10) receiving an incoming audio signal, the...
Method for optimizing memory utilization of a selective call unit
A selective call unit (SCU) (122) is used for receiving a sequence of interspersed message fragments (FIG. 4) belonging to a plurality of messages transmitted by...
Low supply, current-controlled FET Pi attenuator
A current-controlled FET resistor and a low supply, current-controlled FET Pi attenuator network are provided. The current-controlled FET resistor includes an...
Method of forming structures on a semiconductor including doping profiles
using thickness of photoresist
A method of forming structures on a semiconductor wafer (1) by lithographic and subsequent ion implant steps comprises the steps of: deposition of a resist layer...
Method for producing SOI wafers by delamination
This invention provides a method for producing SOI wafers by delamination comprising the steps of preparing a first wafer (2) having an insulating layer (3) on...