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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...
Feedthrough via connection on solder resistant layer
A method for constructing a feedthrough via connection and a corresponding apparatus includes a metallic plate (101), or rigidizer, preferably composed of an...
Method for making a semiconductor device
A process for forming a silicided MOS transistor (100) begins by providing source and drain regions (104) and (106) and a gate electrode (110). Silicon nitride...
Method for forming a thick-film resistor and thick-film resistor formed
A process for forming a thick-film resistor whose dimensions can be accurately obtained, thereby yielding a precise resistance value. The method includes...
Method for forming a semiconductor device
First and second dummy structures (201 and 202) are formed over a semiconductor device substrate (10). In one embodiment, portions of the first dummy structure...
Optical transmitter package assembly and methods of manufacture
A package assembly (31) has a leadframe (10) including a locating flange (30), an optical transmitter (22) such as a laser diode mounted to the leadframe, and a...
Ventilation fixture and method of using same
An apparatus and method are provided for removing gases produced during off-service cleaning of a processing chamber which operates under vacuum in a wafer...
Electrical connector for removable components
An electrical connector assembly combines a latch (34) and electrical contacts (60a-60f) into an integral connector assembly. The latch (34) is partially...
Low insertion force array connector for providing a removable high density
electrical interconnect to a...
A high density electrical interconnect is achieved by incorporating a flexible circuit (140) that is removably connected to a low insertion force, ball grid...
Semiconductor die attach method and apparatus therefor
A semiconductor die bonder (10) has a height adjuster (13) that is positioned next to the die bonding head (11). The height adjuster (13) assist in ensuring that...
Synchronization and information exchange between communication components
using a network management operations...
A system for providing synchronization and information exchange in a network such as a digital television broadcast network using a network management operations...
Method of transmitting messages in a dispatch call
Communication units (107 and 109) are distinguished between preferred units and non-preferred units. The same message content is transmitted (207) to the...
Method and apparatus in a wireless communication system for determining a
location at which a subscriber unit...
Sub-areas (506) within a coverage area of a wireless communication system are defined (702), and transmitters (502, 504) are positioned within the sub-areas. A...
Method and electronic device using random pulse characteristics in digital
An electronic device has reduced radio frequency interference (RFI) emissions. The electronic device includes a signal generator that is coupled to a reference...
Range extension within a communication system
Receivers (201, 202) within a base station (101) receive a transmission from a remote unit (114). The received signal is delayed a first amount by first delay...
Power amplifier control according to a delayed waveform suitable for use in
a communication device
A wireless communication device (202), such as a cellular telephone, has a power amplifier (218) and a power amplifier control (222). The power amplifier (218)...
Method and apparatus for predicting impending service outages for
ground-to-satellite terminal in a satellite...
A method (1300) and apparatus (300) combines a terminal blockage profile for a ground-to-satellite terminal with satellite location and motion data for one or...
Dynamic private key security system for personal messaging devices
A dynamic private key security system for personal messaging devices (200) includes a paging terminal (112). The paging terminal (112) has a terminal ...
Integrated circuit amplifier and method of adaptive offset
Alert amplifier (10) has a peak detector (22) and an operational amplifier (30) that dynamically set a bias voltage of a transducer (32) to minimize the standby...
Method and apparatus in a wireless communication system
A method and apparatus in a communication system includes establishing a communication link between a first and second mobile communication resources (111, 114)...
Method and apparatus for signal acquisition and power control
A call setup process (200) has a fast and robust preamble signal acquisition and acknowledgement procedure (400). The procedure (400) is a multistage search...