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Patent # Description
US-6,192,256 Devices for transmitter path weights and methods therefor
A receiving communication device (101) receives a reference signal transmitted through at least one of the antennas (106, 110, 112) of an antenna array of a...
US-6,192,253 Wrist-carried radiotelephone
An improved wrist-carried radiotelephone includes a first housing including a microphone, a display and a radio transceiver. A second housing includes a latch, a...
US-6,192,247 Method for extending the cell radius between a mobile station and a base station
The present invention provides a method for extending the cell radius between a mobile station (101) and a base station (103). A propagation delay is determined...
US-6,192,245 Method for determining handover in a multicellular communications system
A method for determining a handover for a mobile station (1) in a multicellular communication system having a serving cell (3), a plurality of neighboring cells...
US-6,192,240 Advanced subscriber outage notification methods
Advanced subscriber outage notification methods (100) notify a user of a subscriber unit (30) that its call is going to be dropped. The subscriber unit (30), the...
US-6,192,226 Carrier squelch processing system and apparatus
Carrier squelch decisions are made by performing the steps of receiving an input signal (D), free of DC offset, having desired and undesired signal components,...
US-6,192,158 Wavelet image coder using trellis-coded quantization
A system (8) for digital processing of optical image data includes a wavelet decomposition unit (12) for decomposing an input image (10) into a plurality of...
US-6,192,089 Electronic circuit and method for automatic frequency control
An automatic frequency control circuit (84) and a method for automatic frequency control in a digital receiver includes a CORDIC vector rotation processor (88),...
US-6,192,040 Method and apparatus for producing channel estimate of a communication channel in a CDMA communication system
A method and apparatus in WCDMA communication system includes extracting pilot symbols (462-5) of (2-M) plurality of communication channels of (1-M) plurality of...
US-6,192,037 Method for changing communication in a communication system, and communication system therefor
The present invention provides a method for changing communication in a communication system (100). The communication system (100) includes a base station...
US-6,192,029 Method and apparatus for performing flow control in a wireless communications system
A data communications system includes a server router (102), such as an access controller gateway, operably coupled to at least one client router (104), such as...
US-6,191,973 MRAM CAM
An integrated circuit (IC) magnetic random access memory (MRAM) content addressable memory (CAM) system has a CAM cell which includes a first data bit, a second...
US-6,191,738 Method and apparatus for locating a remote unit within a communication system
Determining a timing offset for remote-unit (113) location is accomplished by comparing a known sequence (203) to the information (201) transmitted by the remote...
US-6,191,665 Coupling circuit to reduce intermodulation distortion in radiofrequency receivers
A coupling circuit (22) for a radiofrequency (RF) receiver (10) has an attenuator (38) and a resonator (40). Three resistors (42,44,46) of attenuator (38)...
US-6,190,737 Metalized elastomers
A method (10) for coating a substrate including at least an elastomer substrate portion with a conductive coating is described. The method includes steps of (i)...
US-6,189,133 Coupling noise reduction technique using reset timing
False transitions resulting from capacitive coupling between parallel interconnects driven by dynamic circuits are reduced by classifying interconnects based on...
US-6,189,125 Method communication system and phone for systematic encoding and computationally efficient decoding for...
The present invention provides a method (600), phone (209), and communication system (202) including a systematic encoder (204) adapted to receive input data...
US-6,189,061 Multi-master bus system performing atomic transactions and method of operating same
A multi-master bus system (10) comprises bus (12), a plurality of bus devices (14, 16, 18, 20, 22, 24), coupled to the bus, including masters (14, 16, 18), and...
US-6,189,035 Method for protecting a network from data packet overload
An internal network (16) is protected from being overloaded by an excessive number of data packets that originate from a source in an external network (10). In a...
US-6,188,979 Method and apparatus for estimating the fundamental frequency of a signal
A method and apparatus for improved pitch period (.tau.) estimation in a compression system is disclosed. The system uses original estimates of integer lag...
US-6,188,904 Method for improving communication coverage in multi-cell communication systems
The present invention provides a method for improving the communication coverage in a multi-cell communication system (100) which employs neighbor cell lists. A...
US-6,188,881 Belt clip and device using the same
The housing (12) for a portable device (10) has a cavity (40) which engages a boss (28) on a U-shaped clip (22) to prevent a relative rotation between the...
US-6,188,767 Method of providing group call services in a CDMA communications system
The present invention encompasses a base station and method of providing communication services to a plurality of communication units. The method includes the...
US-6,188,287 Method and apparatus for reducing phase noise in a voltage controlled oscillator circuit
A phase noise optimization circuit (208) minimizes phase noise for a voltage controlled oscillator (VCO) (202). Control circuitry (214) locates a minimum phase...
US-6,187,682 Inert plasma gas surface cleaning process performed insitu with physical vapor deposition (PVD) of a layer of...
A method for insitu performing a cleaning operation along with a physical sputtering operation begins by placing a wafer (26) into a chamber (12). A plasma (30)...
US-6,187,216 Method for etching a dielectric layer over a semiconductor substrate
A wet etch bath (61) holds a wet etchant (52) for etching a dielectric over a semiconductor substrate. The wet etch bath (61) has a tub (63) separated from a...
US-6,185,657 Multi-way cache apparatus and method
Apparatus having a multi-way cache (18), the apparatus including a first user controllable element (102, 104, or 106) having a predetermined first attribute...
US-6,185,536 System and method for establishing a communication link using user-specific voice data parameters as a user...
A system and method for establishing a communication link, wherein the system includes a communications unit (60, FIG. 3) having a vocoder (62) for providing...
US-6,185,525 Method and apparatus for digital signal compression without decoding
A method (100) of compressing a digital signal that is parametrically modeled and encoded includes the steps of storing (102) the digital signal in a memory in a...
US-6,185,433 Communication device and method for determining a busy status thereof in a dispatch system
A communication device (e.g., 103) includes a user interface (209), a receiver (203), a controller (205), and a transmitter (201). A user of the communication...
US-6,185,430 Voice call group function for a satellite based air traffic control system
Voice call group functionality is provided in a satellite based air traffic control system to allow air traffic controllers and pilots of one or more aircraft to...
US-6,185,429 Method and apparatus for performing a time synchronization of a base site
An unsynchronized base site (104) transmits a time synchronization request to a communication unit (110). A time synchronization error, or a timing offset, for...
US-6,185,411 Apparatus and method for enabling elements of a phase locked loop
An apparatus and method enables elements of a phase locked loop (PLL) (300). The PLL 300 includes a plurality of elements (202, 203, 204, 205). Each element...
US-6,185,408 Method and apparatus for mitigating the effects of a communications channel using polarized signals
A method and apparatus for rapidly characterizing a communications channel is used to mitigate the effects of the communications channel as present in a received...
US-6,185,354 Printed circuit board having integral waveguide
A printed circuit board comprises a metallic layer (12) cooperating with a metallic plate (26) to form a generally polygonal cross-section (48) of an integral...
US-6,185,305 Method and system for broadcasting digital audio to a radio
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...
US-6,185,266 Method and system for generating a power control metric in an orthogonal transmit diversity communication system
In a wireless communications system having a transmitter that transmits a transmit diversity signal using multiple antennas, a channel quality metric is computed...
US-6,185,240 Semiconductor laser having electro-static discharge protection
A vertical cavity surface emitting laser (103) and a diode (105) is provided. The diode (105) is electrically coupled in reverse parallel to the vertical cavity...
US-6,185,205 Method and apparatus for providing global communications interoperability
An information transfer system (ITS) (10) is capable of providing interoperability among a large number of external communications systems that each use...
US-6,185,139 Circuit and method for enabling semiconductor device burn-in
An integrated circuit device includes low voltage internal circuitry and a first external pin which receives a first information signal. The first information...
US-6,184,874 Method for driving a flat panel display
A method for driving a field emission display (10) includes the steps of dividing a digital video word (14), which has n-bits, into N digital sub-words (16, 17),...
US-6,184,843 Extendable/stowable antenna
Extendable/stowable antenna apparatus includes a molded elongated antenna stem with fixed and free ends. The stem is molded with an outer bearing surface,...
US-6,184,827 Low cost beam steering planar array antenna
A planar array antenna for use with an earth-based subscriber unit generates receive or transmit communications beams through the use of digital beamforming...
US-6,184,751 Amplifier circuit
An amplifier circuit (20) uses a series transistor (38) to couple the output of an amplifier (26) to a tuned circuit load (40) and to act as a variable...
US-6,184,651 Contactless battery charger with wireless control link
In a contactless charging system charging energy is transferred across an inductive coupler to charge a battery (21) of a portable device, such as a two-way...
US-6,184,073 Process for forming a semiconductor device having an interconnect or conductive film electrically insulated...
A semiconductor device includes a memory array of static-random-access memory cells. The SRAM cells are formed using a process flow more closely associated with...
US-6,184,072 Process for forming a high-K gate dielectric
A method of processing a high K gate dielectric includes growing a high quality silicon dioxide layer at the silicon interface followed by deposition of a metal...
US-6,183,859 Low resistance MTJ
A low resistance magnetic tunnel junction with low resistance barrier layer and method of fabrication is disclosed. A first magnetic layer of material with a...
US-6,182,181 Computer system with interface and method
An interface (101) in a computer system has an port (150) which is coupled to a memory via a first bi-directional data path (104) and coupled to a peripheral...
US-6,182,104 Circuit and method of modulo multiplication
A co-processor (44) executes a mathematical algorithm that computes modular exponentiation equations for encrypting or decrypting data. A pipelined multiplier...
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