At Patents you can conduct a Patent Search, File a Patent Application, find a Patent Attorney, or search available technology through our Patent Exchange. Patents are available using simple keyword or date criteria. If you are looking to hire a patent attorney, you've come to the right place. Protect your idea and hire a patent lawyer.
Method for cleaning a throttle valve and apparatus
An improved method of cleaning a throttle valve and an apparatus for facilitating such cleaning. The method of cleaning a throttle valve is provided by applying...
Method of fabricating an electrochemical device
A method (80) of manufacturing an electrochemical cell having electrodes and a separator element is disclosed. The method comprises the steps of providing (81) a...
Vented roof enclosure
Dual-tone multi-frequency microphone
On-chip error detection and correction system for an embedded non-volatile
memory array and method of operation
A microcontroller (100) has a CPU (102) and memory (104). Memory (104) contains a memory array (200). A large portion of the array (200) is used to contain...
Method and apparatus for compression, decompression, and execution of
During a compressing portion, memory (20) is divided into cache line blocks (500). Each cache line block is compressed and modified by replacing address...
Driver preference responsive vehicle route planning system
A vehicle route planning system takes a trip origin location and a trip destination location provided by the driver then considers alternative routes, taken from...
Wireless subscriber unit and method for managing smart card data
A wireless subscriber unit (30) includes a memory manager (46) capable of communicating with a plurality of smart cards (44). The memory manager (46) is...
Method for an admission control function for a wireless data network
A method for allowing new traffic on a wireless data network. A service request is received from a mobile station (100). An effective bandwidth of the service...
Method and apparatus for identifying channels and channel frequencies used
in a subzone of a wireless...
A controller (112) performs at least one of (a) alternating (700) first and second SCI frames in a subzone, and (b) identifying (800) private data channels. In...
Subscriber unit and method for updating a function value
In a wireless communication system (10), a wireless subscriber unit (26) contains a function key (52) for performing an operation on a function value (50). The...
Dual bandwidth phase locked loop frequency lock detection system and method
A dual bandwidth PLL based clock generation circuit that enables device execution after frequency/phase lock has been safely achieved is provided. A PLL (410)...
Decoder circuit using bit-wise probability and method therefor
A decoder circuit includes a probability circuit which generates branch metrics using bit-wise probabilities representing frame-to-frame correlation...
System, device, and method for initial ranging in a communication network
A system, device, and method for initial ranging dynamically adjusts the backoff window size used during a ranging and adjustment process in an attempt to...
Method and system for synchronous code division multiplexed communications
In a code division multiplexed system, a subscriber unit (260, FIG. 1), which includes a pseudonoise code generator (70), is synchronized with the pseudonoise...
Charge conserving write method and system for an MRAM
A charge conserving write method and apparatus to reduce average write current in integrated circuit (IC) magnetoresistive random access memory (MRAM) systems....
Mounting system and method
A mounting system (10) and method for adjusting the position of a PCB (14) in a housing (22) therefor is provided. An annular, stepped mounting member (16)...
An electronic package (10) designed to be mounted in a space vehicle includes active electronic components that produce heat energy during operation and has a...
Differential capacitor structure
A differential capacitor structure (10) formed overlying a substrate (12) having a middle layer (24) disposed between a lower layer (18) and an upper layer (28)....
Communication device with mode change softkeys
A communication device (100) operates in first and second modes of operation including a dispatch mode of operation and a telephone mode of operation. The device...
Method and apparatus for processing a digital signal for analog
In a digital preprocessing system for processing a digital signal for analog transmission, the digital signal is up-sampled to produce a digital up-sampled...
Method and system for asynchronous sample rate conversion using a
noise-shaped numerically control oscillator
Asynchronous sample rate conversion is performed using a noise-shaped numerically controlled oscillator (204,420) that generates a clock (207,428) that is...
Semiconductor chip for RF transceiver and power output circuit therefor
A power output circuit is constructed as a distributed amplifier (21) with sufficient stages to make it practical for use as part of a transmitter, while also...
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...
Radio frequency electronic device and method for regulating an amount of
power delivered to a radio frequency...
The device (10) includes a semiconductor die (12) positioned to receive a fluid cooling medium (45) and a power input lead (25) attached to the semiconductor...
Sensor device and method of forming a sensor device
A sensor device (20) comprises a sensor package (22) having a cavity (24) formed therein, a sensor die (26) mounted on a bottom surface (28) of the cavity (24)...
Integral sensors for monitoring a fuel cell membrane and methods of
A membrane electrode assembly consists of a polymer electrolyte membrane (100) with an electrode on each side. The polymer electrolyte membrane has an integral...
Rapid thermal processing susceptor
A rapid thermal processing susceptor including a base having a planar surface and an upright sidewall extending around a periphery thereof and encircling a...
Battery for a laptop computer
Method and system in a client-server for automatically converting messages
from a first format to a second...
A multi-format communications client-server (50) has a number of communication interfaces (52-64). A controller and processor (68) is coupled to each of the...
Driver preference responsive vehicle route guidance system
A vehicle route guidance system considers driver preferences, vehicle parameters such as speed and performance capabilities in a navigation computer, and outputs...
Power adapter with integral radio frequency port
The present invention provides a power adapter (10) adapted to couple an external antenna (17) to a communication device (30) by way of a cable (12) which is...
A wrist-carried radiotelephone, operable without removing from a user's wrist, includes a housing including a display and a battery, and a wristband having a...
Method and apparatus for communication within a vehicle dispatch system
A method for communication between a dispatch center (16) and a plurality of wireless communication devices (36) within a vehicle dispatch system (10). The...
Method for positioning gsm mobile station
The present invention provides a method for positioning GSM mobile stations. Positioning information for a Mobile Station (102) is requested by a Base Station...
Cellular communication system and re-use pattern therefor
A cellular communication system has a frequency bandwidth arranged into a plurality of frequency channels, and a plurality of neighbouring first (130) and second...
Method for handover in multicellular environment
A method of performing a handover as shown in FIGS. 2-3 for a mobile station in a multicellular environment including the steps of determining to handover from...
Housing assembly for a selective call receiver
A housing assembly (100) includes a housing (101) having a first opening (105), a door (114) coupled to the housing at the first opening, wherein the door is...
Method and apparatus for signalling interference protection in a channel
reuse radio network
There is provided a mechanism for signalling interference protection comprising: transmitting, along with adjacent channel frequencies, an odd/even bit...
Method and apparatus for facilitating a retransmission of missed messages
in a wireless messaging system
A subscriber unit (122) in a wireless messaging system records (404) a message sequence number corresponding to a message received, and an indication of whether...
Method and apparatus for conveying data between communication devices
A first communication device (107) transmits user data (102), divided into a plurality of data blocks, at a first modulation rate. The first communication device...
Mobile station location determination in a radio communication system
A method and apparatus for location determination of a mobile station (304) in a fixed radiocommunication system having at least one base station (302) reduces...
Wideband modulated fractional-N frequency synthesizer
A direct modulation multi-accumulator fractional-N frequency synthesizer 1 for generating a carrier signal 150 modulated by a modulation signal 170, 121 is...
High speed current switch
A high-speed current switch (36) comprises a differential switch (14), a current source (12), an op-amp (32), a feedback switch (38), a hold capacitor (40), a...
Symmetric magnetic tunnel device
A symmetric magnetic tunnel device including first and second magnetic tunnel junctions each including a pinned magnetic layer, an insulating tunnel layer and a...
Sparse-carrier devices and method of fabrication
A sparse-carrier device includes a crystal structure with a crystallographic facet having contacts at opposite ends. Quantum dots are formed in first and second...
Method of fabricating flux concentrating layer for use with
magnetoresistive random access memories
A method of fabricating a flux concentrator for use in magnetic memory devices including the steps of providing at least one magnetic memory bit (10) and forming...
Feeder system and method for supplying electrical components to a pick up
A feeder system (1) for supplying electrical components (20) to a pick-and-place machine (14). The feeder system has a two storage hoppers (2a,2b) respective...