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Patent # Description
US-6,078,571 Apparatus and method for transmitting beacon signals in a communication system
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...
US-6,078,527 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...
US-6,078,291 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...
US-6,078,286 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...
US-6,078,277 Arrangement and method for producing a plurality of pulse width modulated signals
An arrangement and method for producing a plurality of pulse width modulated outputs, comprising: receiving values representative of durations of pulses to be...
US-6,078,227 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...
US-6,078,133 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...
US-6,078,126 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)...
US-6,077,791 Method of forming passivation layers using deuterium containing reaction gases
Deuterated compounds are used to form passivation (20) and other insulating layers to reduce the hydrogen content within those films. Semiconductor source gases,...
US-6,077,768 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...
US-6,077,726 Method and apparatus for stress relief in solder bump formation on a semiconductor device
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...
US-6,076,585 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...
US-6,076,177 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...
US-6,076,170 Method and apparatus for selectively programming access time in a data processor
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...
US-6,076,149 Programmable logic device using a two bit security scheme to prevent unauthorized access
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...
US-6,076,096 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...
US-6,076,026 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...
US-6,075,989 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...
US-6,075,934 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...
US-6,075,824 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...
US-6,075,794 Method for coordinating inbound channels in a selective call communication system
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...
US-6,075,727 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...
US-6,075,713 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...
US-6,075,509 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...
US-6,075,484 Method and apparatus for robust estimation of directions of arrival for antenna arrays
A direction of arrival (DOA)-aided digital beamforming (DBF) subsystem (300 FIG. 3) is provided for mitigating interference and increasing the frequency reuse...
US-6,075,483 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...
US-6,075,421 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)...
US-6,075,409 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...
US-6,075,323 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...
US-6,075,316 Full color organic electroluminescent display device and method of fabrication
A full color organic electroluminescent display device including a substrate element and a plurality of thin film transistors, formed on the substrate element. A...
US-6,075,271 Semiconductor device inhibiting parasitic effects during electrostatic discharge
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...
US-6,074,779 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...
US-6,074,429 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...
US-D426,529 Transceiver housing
US-6,073,252 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...
US-6,073,215 Data processing system having a data prefetch mechanism and method therefor
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...
US-6,073,178 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...
US-6,073,151 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...
US-6,073,094 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....
US-6,073,020 Method and apparatus for inter-node handoff of a radio frequency communication unit
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...
US-6,073,014 Method and system for dynamic group radio using existing telephony infrastructure
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...
US-6,073,012 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...
US-6,073,006 Method and apparatus for detecting and preventing fraud in a satellite communication system
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...
US-6,073,002 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...
US-6,072,987 Method for transmitting and receiving address information within a communication system
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)...
US-6,072,986 Method of identifying antenna beams for transmission of ring alert messages
In a global satellite communication system (10) that provides antenna beams that move with respect to Earth's surface, gateways (22) send ring alerts directed to...
US-6,072,848 Method and apparatus for constructing a digital phase differentiator incorporating a dynamic decrement counter
A method and apparatus for constructing a digital phase differentiator incorporating a dynamic decrement counter (30). A limited signal is sampled at a fixed...
US-6,072,843 Method and apparatus for sigma-delta demodulator with aperiodic data
According to the present disclosure, aperiodic data is applied to parallel register (500). When a predetermined relationship between an aperiodic load signal and...
US-6,072,790 Method and apparatus for performing distribution in a communication system
A switch (101) performs distribution functions by distributing packets to base stations that were most recently heard from. More particularly, as a gateway (115)...
US-6,072,778 Method of controlling a communication system
A code division multiple access (CDMA) communication system (100) has improved control by accurately characterizing coverage and loading parameters related to...
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