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Antenna shroud for a portable communications device
An antenna shroud (100) used for covering an antenna element includes a hollow non-conductive sheath (101) attached to a base (103). The base (103) is used for...
Antenna detent and latching mechanism for a radiotelephone
An antenna detent and latching mechanism for use in a radiotelephone to provide a robust connection of an antenna to the radiotelephone. When the mechanism and...
Method and apparatus for providing DC offset correction and hold
A direct current (DC) offset correction loop (200) for determining the required amount of DC offset to an analog input signal includes a digital integrator (211)...
Method and apparatus for displaying a message which has been received
A communication device such as pager (100) includes a controller (110) which helps decode an incoming message having important information and stores it in...
Power amplifying circuit with supply adjust to control adjacent and
alternate channel power
A power amplifying circuit with supply adjust for control of adjacent and alternate channel power. A power amplifier amplifies an input signal to produce an...
Integrated circuit and method therefor
A temperature sensor having a process compensated current generator (37) for use in a temperature sensing circuit (35) and a current comparator (40). The current...
Circuit arrangement to compensate non-linearities in a resistor, and
A circuit arrangement (100) is coupled to a resistor (150) having at least two portions (110, 120). The arrangement (100) provides a substantially linear...
Method for testing a semiconductor device and semiconductor device
A test substrate (30) including a plurality of solder bumps (38) is used to test a die (10) which can be used as either a wire-bonded device or a flip-chip...
Method and apparatus for testing a semiconductor wafer
A probing apparatus includes a prober (210) and a test head (130) that includes a test head mother board (132). A load board 218 and a probe card (216) are...
Battery conditioning scheme
A portable radio (306) provides a selectable and/or automatic battery conditioning mode of operation (400). Battery conditioning is achieved by discharge state...
Distributed airbag firing system and interface circuit therefor
A distributed airbag firing system (10) includes a controller (12) receiving sensor signals from a sensor (20) over a two-wire bus (18). The controller provides...
Two step wire bond process
A two step wire bonding process is used to ultrasonically attach a wire (18) to a contact pad (13) on a semiconductor device (10). A first step is used to...
Magnetic random access memory and fabricating method thereof
An improved and novel fabrication method for a magnetic element, and more particularly its use in a magnetoresistive random access memory (MRAM) is provided. An...
Method and apparatus for making internal connections within a battery
A battery pack which provides for the making of internal connections within the battery pack includes a plurality of apertures (206) having battery pack contacts...
Process of forming a semiconductor device
A film is formed over a substrate using a physical vapor deposition method. When using ionized metal plasma physical vapor deposition, the deposition chamber...
Method of making electrochemical cells with self-imposed stack pressure
A method of fabricating a wound cell that retains its shape includes the steps of employing a heat-shrinkable porous membrane as the cell separator, and heating...
System for providing a removable high density electrical interconnect
for flexible circuits
A high density electrical interconnect is achieved by incorporating a flexible circuit (140) that is removably connected to a low insertion force, ball grid...
User interface card for use with a device
A card (922) comprises a body (909). A connector (522) is carried on the body for coupling to a communication device (900). A user interface including a keypad...
Method and apparatus for transferring data over a processor interface bus
A method of transferring data between a slave device (20) in communication with a processor interface bus (34) where the processor interface bus is in...
Adaptive rate system and method for wireless communications
A system and method for determining operating parameters to control a communication rate for an adaptive rate communication system includes a transmitter (101)...
Subband normalization, transformation, and voiceness to recognize
phonemes for text messaging in a radio...
A radio communication system includes a voice recognition system (221) for converting (400) a caller's voice message to a textual speech message. The textual...
Method and control system for changing the state of a plant
A device in accordance with the present invention includes drive circuitry (110) coupled to a plant (120). The drive circuitry (110) generates a first set of...
Inrush current limiter with output voltage detection for control of
input current level and activation of...
According to the present disclosure, an inrush current limiter comprises an input (190) for connection to a supply voltage, an output (202) for connection to a...
System and method for providing location information of a mobile station
in a communication system
A system (101) interconnects with a communication system via standard interfaces to provide location information related to a mobile station (103) within the...
Link setup method for a narrowband cellular communication system
A method for setting up a link for a call in a narrowband cellular communication system (100) includes, in a selective call radio (106), determining a...
Method for assigning communication resources
A multi-site trunked radio communication system (100) in accordance with a preferred method (500) assigns communication resources (117-124) in response to an...
Two way radio communication system and method for establishing
A two way radio communication system (20) includes a plurality of radio units (22, 24, 26, 28, 30) communicating via at least one communication resource (34,...
Method and apparatus for system acquisition for a subscriber unit
A method for system acquisition for a subscriber unit (112) in a satellite communication system (100) maximizes life of a battery (320) of a battery-powered...
Frequency generator for generating two independent FSK signals
A frequency generating circuit scales a warp range of a frequency signal. The frequency generating circuit includes a first frequency signal (10) having a first...
A semiconductor device (10) is formed to have multiple external connection pads (17, 18) for an active element (12). The multiple external connection pads (17,...
Method and apparatus for elastomer connection between a bonding shelf
and a substrate
An elastomer connection between a bonding shelf (20) and a substrate (28) includes a plurality of conductive runners (23) on a surface of the bonding shelf and a...
Card assembly having a loop antenna formed of a bare conductor and
method for manufacturing the card assembly
A card assembly (10) comprises a polymeric layer (16) having a generally planar surface (24), an integrated circuit component (38) adjacent to the polymeric...
Semiconductor junction model and method for use in a circuit modeling
A semiconductor junction (13) is represented as a junction capacitance (21) in parallel with a junction resistance (23) and junction inductance (22). The...
Communications unit and method of communicating having efficient packet
A communications unit (10) with a packet subdivider operable on a data packet (200) and an error detecting code generator. An acknowledgement message (NAK) is...
Method and system for controlling a bus with multiple system hosts
In a method for swapping a system host board (150,160,170,180), when a failure is detected on a first system processor board (150), control of a first CompactPCI...
Perishable media system and method of operation
A perishable media system including a media writer for writing information to a perishable media information storage mechanism, a media reader for reading...
Method and system for estimating a subscriber's location in a wireless
communication system service area
At a receiver location in a wireless communication system service area, a set of characteristics that describe a received ray of a subscriber signal is measured....
Method for improving communication coverage in multi-cell communication
systems using location information
The present invention provides a method for improving the communication coverage in a multi-cell communication system (100) which employs neighbor cell lists. A...
Method and apparatus for visually inspecting an object
A pickup tool (30) has reflective surfaces (42, 44, 46, 48) attached thereto. The pickup tool (30) picks up an object (38) and moves the object (38) over a light...
Variable frequency response microphone porting system
A transducer porting assembly (100, 200, 300) includes a transducer (102) mounted within a housing (502) and an adjustable iris diaphragm (104) formed within the...
Method and apparatus for a frequency modulation phase locked loop
In accordance with the present invention, a frequency modulating phase-locked-loop (FMPLL) (100) architecture is implemented. The frequency of the FMPLL (100) is...
Integrated multi-mode bandpass sigma-delta receiver subsystem with
interference mitigation and method of using...
An integrated multi-mode bandpass sigma-delta radio frequency receiver subsystem with interference mitigation includes a first intermediate frequency amplifier....
Method and apparatus for providing wide-band and narrow-band
A method and apparatus for integrated processing of narrow-band communications and wide-band communications is generally accomplished when a communications...
Device and method for serially communicating
A serial communication device (10) and a method for serially communicating. The serial communication device (10) has a first transceiver (11) and a second...
Semiconductor laser device and method of manufacture
A Vertical Cavity Surface Emitting Laser (VCSEL) (10) and a method for manufacturing the VCSEL (10). The VCSEL (10) includes a ridge structure (34), a first...
Method for synchronizing a session timer
In a wireless communication system, session timers are separately maintained by a communication device (101) and a system controller (104). When a portion of...
Method of and apparatus for pilot set maintenance
An apparatus (100) maintains a Pilot Set in a digital communication system that utilizes Code Division Multiple Access. The apparatus comprises a logic and...
Method and system for managing base station resources in a code division
multiple access cellular communication...
In a method for managing resources in a base station in a code division multiple access cellular communication, a resource shortage of a selected resource in a...
Circuit in a selective call radio with improved electromechanical
A SCR (Selective Call Radio) (400) includes a circuit. The circuit in turn includes a component (102) having one or more bondable elements (104-108), and a...