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Radio with halting apparatus and method
A radio (10) executes a method (100) for entering and exiting a halt status. Radio (10) has a control unit (18) and an internal timing unit (16). The timing unit...
Method and apparatus for providing fault tolerance in frequency reuse
wireless communication systems
A base station (106) is connected to several communication servers (114, 116, 118) by a corresponding number of communication links (128). Should one or more of...
Method and apparatus for reducing data distortion and improving simulcast
A selective call receiver unit (700) capable of reducing data distortion and improving simulcast reception includes a selective call receiver (20), a demodulator...
Method and apparatus for detecting spread spectrum signals using a signal
from a secondary source
A method and apparatus for detecting and tracking spread spectrum signals, such as Global Positioning System (GPS) signals, first obtain precision timing and...
Fractional decimator with linear interpolation and method thereof
According to the present disclosure, an parallel formatted data signal is applied to an input (300), and the data signal is divided into a first data signal and...
Method and apparatus for group calls in a wireless CDMA communication
The present invention provides a method and apparatus for group calls in wireless CDMA communication systems, addressing the need for reliable and efficient...
Method and apparatus for determining an angle of arrival of a transmitted
signal in a communication system
A method and apparatus for determining an angle-of-arrival (AOA) of the prompt ray at an adjacent sector of a base station is provided. High precision parameter...
Vibrator mounting assembly for a portable communication device
A vibrator assembly (100) for a radio (200) having a transducer (110) includes a front housing (102) having first and second recessed cavities (104, 106) within...
High frequency differential to single-ended converter
A differential to single-ended converter which combines a pair of applied differential signals of a given frequency applied into a single-ended signal supplied...
Saddle bracket for solid state pressure gauge
A semiconductor component (31) and a method for coupling a semiconductor device (36) to a substrate (81). The semiconductor component (31) includes a saddle (34)...
Method of etching a substrate
A etcher (10) has an inner chamber (22) that is in communication with a collection chamber (17). A cover (33) is made from a substrate (11) and an outer housing...
Electrostatic discharge protection circuit for an integrated circuit and
method of manufacturing
An ESD protection circuit (11) includes a low capacitance diode (26), a voltage divider, a trigger transistor (16), and an SCR. Reducing the capacitance...
Ferromagnetic GMR material and method of forming and using
A multi-layer magnetic material (10) has magnetic vectors (21,22) that point along a length (27) of the material (10). Opposing magnetic fields cause the vectors...
Ultrasonic welding process
An ultrasonically welded joint is made by placing a thermoplastic film (5) between two thermoplastic members (10, 20). The two thermoplastic members each have a...
Plated plastic connection system and method of making
The invention relates, in general, to electrical connector assemblies, and more particularly to plastic electrical connectors that employ metal plated plastic...
Holster for a portable communication device
A holster (1) for a for portable communication device is disclosed. The holster (1) has a housing (2) and a garment attachment clip (4). Movably coupled to the...
Embossed carrier tape
An embossed carrier tape capable of accurately accomplishing an automatic inspection of leads or the like of an electronic component by means of a camera. The...
Desktop battery charger
Method and apparatus for a waveform compiler
The waveform compiler methodology employs a top-down system decomposition coupled with component based design development to capture a user design in a series of...
Method and apparatus in a wireless communication system for adaptively
selecting a resolution for determining...
A portable subscriber unit (122) and a controller (112) cooperate to maintain (402) a table (226, 326) identifying operations that utilize location information,...
Method for recovering communication service
A communication device (102) has a serving and neighbor list (202) and a bandmap (204, 206). Upon losing communication service (402) the device begins...
Band switchable injection oscillator and communication device using same
The RF section of a communication device (100) includes a receiver (106), a transmitter (108), first injection frequency generation circuit (120), and an...
Method and system for broadcasting/distributing digital audio and video to
An audio input interface (122) receives a digital audio signal and identifies an audio bitstream which is optionally decrypted by a decryption unit (123), and...
Communication device and method for interference suppression using adaptive
equalization in a spread spectrum...
A communication device such as a mobile station (410) for a spread spectrum communication system includes a receiver (100) having an adaptive equalizer (104)...
Communication device and method for interference suppression in a DS-CDMA
Method and apparatus for completely suppressing interference vectors in a DS-CDMA communication system (100). Receiver circuits (122, 124, 126, 128) are assigned...
Method and apparatus for acquiring a pilot signal in a CDMA receiver
A searcher receiver (114) includes a sample buffer (202) which stores signal samples loaded using a real time clock. A real time linear sequence generator (RT...
Method for generating preamble sequences in a code division multiple access
The present invention provides a method for generating preamble sequences in a code division multiple access system. The method includes forming an outer code in...
Display driver and method thereof
A display driver circuit having graphics and bilevel modes drives a display (110). A column control circuit (112) includes a shift register (302) with display...
Hybrid geostationary and low earth orbit satellite ground station antenna
A hybrid geostationary and low earth orbit (LEO) ground station antenna provides a geostationary receive antenna (30) which generates a narrow receive antenna...
Difference drive diversity antenna structure and method
A difference drive diversity antenna structure (200) and method for a portable wireless communication device (230) aligns a first linear antenna (240) parallel...
Method and apparatus for high efficiency wideband power amplification
A method and apparatus for efficient power amplification of a wideband signal with a correspondingly wide modulation bandwidth includes an envelope detector...
Regulator circuit having a bandgap generator coupled to a voltage sensor,
A regulator (200) has a pass transistor (250) for transferring a voltage from an input (202) to an output (205). A voltage sensor (231) at the output (205)...
Copper interconnect structure and method of formation
In one embodiment, a copper interconnect structure is formed by depositing a dielectric layer (28) on a semiconductor substrate (10). The dielectric layer (28)...
Magnetic random access memory and fabricating method thereof
An improved and novel MRAM device with magnetic memory elements and circuitry for controlling magnetic memory elements is provided. The circuitry, for example,...
Process for depositing a layer of material over a substrate
An electroplating system (30) and process makes electrical current density across a semiconductor device substrate (20) surface more uniform during plating to...
Method and apparatus for increasing heat transfer that is restricted in
thermally isolated pockets of a medium
A thermal mass (18) is reflow soldered atop of a multi-layered medium (10) in order to yield minimum thermal resistance between a heat source (22) located on the...
Method and apparatus for transmitting and receiving information packets
using multi-layer error detection
A communication device employs a method and apparatus for transmitting and receiving information packets using multiple layers of error detection. A sending...
Delivery and acquisition of data segments with optimized inter-arrival time
Data pages of an interactive program guide (IPG) for television are transmitted according to a shuffle function which allows different television receivers to...
Method and apparatus for multi-protocol reverse channel infrastructure
A base station (222) capable of receiving reverse channel data using two over the air protocols preferably comprises a transmitter (224) and modulator (226) for...
Method and system for controlling neighbor scanning in a subscriber unit in
a cellular communication system
In a cellular communication system, a plurality of neighbor scan lists are generated and associated with a selected cell in the cellular communication system,...
Method for sector-based routing
A communication system (10) has multiple satellites (20) communicating with ground stations (30) and with base stations (40). The satellites (20) are in...
Global message delivery system and method using GEO and Non-GEO satellites
A message processing center (140) is used in a global message delivery system. Message processing center (140) uses at least one GEO satellite (130) and at least...
Device and method for precoding data signals for PCM transmission
A device and method for precoding a sequence of analog levels transmitted over an analog channel to a quantization device, wherein the analog channel modifies...
Apparatus and method for transmitting signals in a communication system
Orthogonal transmit diversity is implemented by employing a data splitter (803) to subdivide channel information (801) into at least a first portion of bits...
Method and apparatus for creating a composite waveform
A method and apparatus is provided for creating a composite waveform. This composite waveform is created by coding a plurality of input digital information...
Method of operating a semiconductor device
A method of operating a semiconductor device that includes a first memory cell with discontinuous storage elements or dots (108) in lieu of a conventional...
Disambiguation method and apparatus, and dictionary data compression
A microprocessor 11 receives an ambiguous input from a key 2-9 and disambiguates the ambiguous input using a dictionary. The dictionary is stored in an efficient...
Compound domino logic circuit having output noise elimination
A domino logic circuit having output noise elimination is disclosed. A compound domino logic circuit includes at least two trees of logic devices arranged in...
Method and apparatus for utilizing heat dissipated from an electrical
Embedded electronics (102) are operated under normal operating conditions, with power being supplied to embedded electronics via a power source (205). Heat is...
Silicon delta-doped gallium arsenide/indium arsenide heterojunction OHMIC
An ohmic contact including a gallium arsenide substrate having an epitaxially grown crystalline layer of indium arsenide on the substrate. The crystalline...