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Method and apparatus for receiving a wideband signal using multiple
automatic gain controllers
A receiver (300) for use in a wideband code division multiple access (CDMA) wireless communication system is disclosed. The system conveys at least first and...
Impedance matching for a dual band power amplifier
An exciter matching circuit (125), interstage matching circuit (134), and harmonic filter matching circuit (140) match impedances at the input to a two-stage...
High precision controlled gain voice processing system and method
A processing system (150) that generates a voice output signal having high precision controlled gain from a voice input signal by generating (225) a slow gain...
Rake receiver and finger management method for spread spectrum
A RAKE receiver (112) includes a plurality of fingers (122, 124, 126, 128). Each finger includes a demodulator (402) for demodulating a ray of a multipath signal...
System and method for packet data communication
A packet data communication system (10) where multiple users (87) can access the same channel (22) to maximize an efficiency of the communication system (10)....
Apparatus and method for transmitting beacon signals in a communication
A single transmitter (109) controlled to transmit at appropriate beacon signal frequencies (F1-F3) is scanned through each of the frequencies (F1-F3) so that a...
Pipelined dual port integrated circuit memory
A pipelined dual port integrated circuit memory (20) includes an array (21) of static random access memory (SRAM) cells, wherein each of the memory cells (80) is...
Antenna assembly and method for attaching an antenna
A novel antenna arrangement enables the fully automated insertion of an antenna assembly in a communication device (100), such as a cellular radio telephone. A...
Method and apparatus for efficient acquisition and tracking of satellites
A method and apparatus for efficiently tracking satellites includes a geosynchronous satellite (10) for transmitting the ephemeris of non-geosynchronous...
Arrangement and method for producing a plurality of pulse width
An arrangement and method for producing a plurality of pulse width modulated outputs, comprising: receiving values representative of durations of pulses to be...
Dual quadrature branchline in-phase power combiner and power splitter
A dual quadrature branchline in-phase power combiner and power splitter provides a low cost and symmetrical structure for combining power from two signal ports...
Field emission device having an amorphous multi-layered structure
An amorphous multi-layered structure (100, 200) is formed by a method including the steps of: i) positioning a deposition substrate (101) in a physical vapor...
Resonant piezoelectric alerting device
A resonant piezoelectric alerting device (400) includes a motional mass (130) and a piezoelectric actuator (100) which is constrained to an actuator mount (132)...
Method of forming passivation layers using deuterium containing reaction
Deuterated compounds are used to form passivation (20) and other insulating layers to reduce the hydrogen content within those films. Semiconductor source gases,...
Process for fabricating a multilevel interconnect
A process for fabrication of a multilevel interconnect structure includes the formation of an inlaid interconnect (42) overlying an aluminum layer (34). The...
Method and apparatus for stress relief in solder bump formation on a
A semiconductor device (10) includes a bump structure that reduces stress and thus reduces passivation cracking and silicon cratering that can be a failure mode...
Method of manufacturing a semiconductor device and apparatus therefor
A method of manufacturing a semiconductor device includes providing an apparatus (210, 510) having tabs (212, 214, 412, 414) for holding and separating...
Method and apparatus for testing a circuit module concurrently with a
non-volatile memory operation in a...
Testing of a multi-module data processing system (20) includes performing a functional test on a module (42, 44, 46, 48, 50, 54) concurrently with an erase...
Method and apparatus for selectively programming access time in a data
In a data processing system, a memory control unit (22) provides a control register bit field (60), logic, and a state machine (62) which facilitate a...
Programmable logic device using a two bit security scheme to prevent
For a data processing device having a main memory comprised of a non-volatile memory and a CPU, memory protection and security are ensured for its programs and...
Binary rate multiplier
A rate multiplier for rate multiplying a pulse train comprising: an accumulator, a multiplexer for selecting one of a first and a second number of different...
Method and device for vehicle control events data recording and securing
A device (100) and method (200, 300) authenticate and secure control event data for a vehicle, wherein the device includes: A) a microcontroller (104), coupled...
Method and apparatus for determining a need to handoff a mobile
communication signal in a wireless...
In a wireless communication system, which includes a first base site (101) having an associated controller (130) and a second base site (108), a mobile station...
Method for optimizing contact pin placement in an integrated circuit
A method for optimizing contact pin placement in an integrated circuit, wherein a netlist containing connectivity information, and placement information for a...
Method and apparatus for re-encoding decoded data
A re-encoded history data bits generator (101), in a communication system having a block of convolutionally encoded data bits that are interleaved into a matrix...
Method for coordinating inbound channels in a selective call
A method for coordinating an inbound channel in a selective call communication system (100) includes the steps of encoding (702) an expected time for an inbound...
Method and apparatus for writing an erasable non-volatile memory
A method for writing to a bit of a non-volatile memory (50) by alternately applying programming and erase voltages to a control gate wordline of a memory cell. A...
Laser trimmable electronic device
A laser trimmable electronic device (1) has a housing (2) and a partially enclosed component (3) at least partially enclosed inside the housing (2) and...
Integrated multiplex drive system for a passive liquid crystal display
(LCD) using modulated pulse widths
A method of multiplex driving a passive liquid crystal display (LCD) using a bi-level LCD multiplex driver for providing one or more bi-level waveforms on the...
Method and apparatus for robust estimation of directions of arrival for
A direction of arrival (DOA)-aided digital beamforming (DBF) subsystem (300 FIG. 3) is provided for mitigating interference and increasing the frequency reuse...
Method and system for antenna beam steering to a satellite through
broadcast of satellite position
In a satellite communication system, a satellite (FIG. 1, 150) determines its position through the reception of global positioning system signals (180). The...
Voltage controlled oscillator
A voltage controlled oscillator (1) comprising a voltage controllable variable resonant circuit (2) having a control input (Vctrl), a positive feedback input (6)...
Demodulation method and arrangement
A method for demodulating a radio frequency signal having a frequency, by oscillating a demodulator at a frequency different from the signal frequency, and...
Method for reducing charge accumulation in a field emission display
A method for reducing charge accumulation in a field emission display (100) includes the steps of causing a plurality of electron emitters (114) to emit...
Full color organic electroluminescent display device and method of
A full color organic electroluminescent display device including a substrate element and a plurality of thin film transistors, formed on the substrate element. A...
Semiconductor device inhibiting parasitic effects during electrostatic
A semiconductor device (10) having a stacked-gate buffer (30) wherein the stacked-gate buffer (30) has a substrate (65) and a top substrate region (70) both with...
Battery cell housing
Described is a battery cell housing comprising a battery cell compartment and a latching compartment separated by an inner wall, where the battery housing is...
Optimizing combinational circuit layout through iterative restructuring
Speed, size, and power trade-offs of a VLSI combinational circuit are optimized through iterative restructuring. First, timing analysis for the circuit is...
Data processing system with memory patching and method thereof
A method and apparatus for providing memory patching in a data process system (5). In one embodiment, access control register (32), found in protection registers...
Data processing system having a data prefetch mechanism and method
A data processing system (10) includes a mechanism for preventing DST line fetches from occupying the last available entries in a cache miss queue (50) of the...
Method and apparatus for assignment of IP addresses
A preferred embodiment of the present invention includes a method and apparatus for allocating and using IP addresses in a network of client systems. More...
Bit-serial linear interpolator with sliced output
Delayed versions of a bit-serial input sequence are created. When the interpolation involves scaled versions of the input sequence, scaled versions of the input...
Voice compression by phoneme recognition and communication of phoneme
indexes and voice features
A communication system includes a transmitter for transmitting messages to a plurality of receiving devices of the communication system, and a processing system....
Method and apparatus for inter-node handoff of a radio frequency
A method for a radio frequency communication unit (110) (CU) to hand off from a losing node (120) to an alternate node (122) estimates one or more alternate node...
Method and system for dynamic group radio using existing telephony
A group radio system (10) uses a group radio controller (230) to connect and manage remote units (20-100) through a wireline switched telephony network. The...
System for defining an individual subscriber unit location within a
wireless communication system and method...
A method for assigning a system location to an ISU (32) residing in a wireless communication system coverage area (20) that has a plurality of billing...
Method and apparatus for detecting and preventing fraud in a satellite
Switchable nodes (300), such as satellites (20,21) and/or gateways (40,41), along with a modified call setup procedure are used in satellite communication system...
Mixer circuit and communication device using the same
A mixer circuit (230) comprises a double balanced mixer (370) including a first pair of transistors (Q3, Q4) and a second pair of transistors (Q5, Q6) and a...
Method for transmitting and receiving address information within a
The first frame of a paging slot (405) contains a portion of every page's (401-404) address. Likewise, the second, third, and fourth frames of the slot (405)...