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Method of handing off and a wireless communication device
A wireless communication device (100) can be handed off while operating in the slotted mode of a CDMA system. The wireless communication device comprises a...
Magnetic random access memory having stacked memory cells and
fabrication method therefor
A magnetic random access memory (10) has a plurality of stacked memory cells on semiconductor substrate (11), each cell basically having a portion of magnetic...
Two dimensional lithographic proximity correction using DRC shape
Integrated circuit designs are continually shrinking in size. Lithographic processes are used to transfer these designs to a semiconductor substrate. These...
Method for generating a reduced order model of an electronic circuit
A method for model reduction (48) for electronic circuit simulation (52) of an electronic circuit using multipoint matrix Pade approximation is provided herein....
Liquid crystal display device with masked images
A cholesteric liquid crystal display device with improved display images is provided. The device includes a transparent front plate (16) with a front conductive...
Radio frequency (RF) antenna coupler with an electrically extended
An antenna coupling assembly (100) includes an stub section (107) for coupling radio frequency (RF) energy from an RF source to a radio antenna. An antenna...
Stabilisation of phased array antennas
A method of stabilizing the action of a phased array antenna system in which the amplitudes and phases of signals applied to, or produced by, elements of the...
Low ripple voltage reference circuit
A first current (Iptat) having a magnitude proportional to absolute temperature is passed through a resistor (R3) and a PN-junction (QA) to produce first and...
Battery protection system and process for charging a battery
A battery protection system (20) controls a process for charging a battery pack (15). A hysteresis comparator (54) senses a charging current flowing through the...
Battery pack having integrated charging circuit and charging connector
and method of forming same
A battery pack (100) for an electronic device includes one or more rechargeable battery cells (102), a charging circuit (117) for regulating a predetermined...
Electrode edge wave patterns for piezoelectric resonator
A piezoelectric resonator (10) with electrodes (14) having a periodic pattern (28) along a portion of an edge (30) of at least one of the electrodes (26). The...
Leadframe structure having moveable sub-frame
A leadframe (1) includes a main frame having longitudinal outer rails (4) and a number of sub-frame (8) separated from the main frame by a slit (6) extending...
Semiconductor device having a decoupling capacitor and method of making
A semiconductor device (10) is formed in a pedestal structure (16) overlying an epitaxial layer (12) and a semiconductor substrate (11). The semiconductor device...
Short channel field effect semiconductor device and method of making
A semiconductor device (10) is formed in a pedestal structure (16) overlying a semiconductor substrate (11). The semiconductor device (10) includes a source...
SOI FET having gate sub-regions conforming to t-shape
A semiconductor device (120) is formed in a silicon-on-insulator (SOI) substrate (135). The semiconductor device (120) has a channel region (126) that is...
Method for marking functional integrated circuit chips with underfill
A method for selectively marking integrated circuit chips (205, 210) formed on a wafer (200) includes the steps of testing the integrated circuit chips (205,...
Behind the ear communication device housing
Portable radio communication device
Method for canceling partial line fetch for cache when new data is
requested during current fetch and...
When a processor (102) issues a request for an address (502), a determination is made as to whether or not the address is contained within a buffer (103) or...
Method and apparatus for mitigating data congestion in an integrated
voice/data radio communications system
A method and apparatus for mitigating data congestion in a radio communication system makes use of a data controller that provides a data buffer for storing data...
Method and apparatus for controlling link quality in a wireless
A control facility (130) within a wireless communication system receives, from a communication unit (120) (CU), a power measurement (306) of a signal (150)...
Method and apparatus for registering mobile user groups
A multiple subscriber unit (MSU) (600) is co-located with a mobile vehicle (110) and is coupled to multiple communication units (620) which can be used by MSU...
Process for forming a semiconductor device with an antireflective layer
Antireflective layers (54, 86, and 109) have been developed that have discrete portions (541, 542, 861, 862, 863, 1091, and 1092). The discrete portions (541,...
Semiconductor component and method of fabrication
A semiconductor component includes a leadframe (10), an electronic component (21) mounted over the leadframe (10), a packaging material (23) around the...
Data processing system having an input/output coprocessor with a
separate visibility bus
A data processing system includes a central processing unit (CPU) (20), a peripheral bus (32), and an input/output (I/O) coprocessor (38). The CPU (20) and the...
Apparatus and method for smart host bus adapter for personal computer
A system is shown to improve data transfer between computers and PC Cards, which have a Host Bus Adapter (HBA). Previous HBA designs are limited in routing...
Interferometric optical chemical sensor
An optical sensor (100) that measures gas concentration (121) includes a light input port (103), and a light output port (111). A reference waveguide (105) and a...
Method and system for hierarchical key access and recovery
A key management system includes a hierarchy (10) of independent key arbitration centers (KAC) for providing access to a user's session keys through key...
Method and system for testing subscriber circuits and wiring in a cable
A line interface circuit (120) receives an audio signal from a signal generator (132). A reflected signal is produced at the output port (216) of a SLIC (210)....
Vertical cavity surface emitting laser with phase shift mask
A vertical cavity surface emitting laser (VCSEL) with an integrated phase shift mask for use in an optical pickup head for high density optical storage...
Apparatus for and method of checking the validity of directory numbers
in a device for interfacing...
An apparatus for and method of checking the validity of one or more directory numbers in a device for interfacing communications equipment to a digital telephone...
Method and apparatus for adaptively balancing communication traffic in a
radio communication system to control...
Traffic in a radio communication system (FIG. 1) is adaptively balanced (300) to control congestion. A congestion model is maintained (302) with congestion...
Synchronous memory interface
A synchronous memory interface feeds back a buffered (34) clock signal to a microcontroller (20) to simplify and improve output hold time for the memory (38). An...
MRAM cell requiring low switching field
A low switching field multi-state, multi-layer magnetic memory cell including two layers of magnetic material stacked in parallel, overlying relationship and...
Method and apparatus for generating a stereoscopic image
To generate a stereoscopic image of an object (41), two light beams (151, 161) unparallel to each other are used to back light a portion (43) of the object (41)....
Method and system for digital beam forming
A digital beam forming system includes an array of computing units (60-76) for weighting incoming signals and a plurality of summing processors (80-84) for...
Multiplexed driver system requiring a reduced number of amplifier
A method (701-717) and apparatus for providing a driver system requiring a reduced number of amplifier circuits. Load driving circuitry (205) is configured to...
Method and output buffer with programmable bias to accommodate multiple
Output buffer (100) translates input signals from one voltage range to a second voltage range. The second voltage range may be identical to the first range or...
Circuit for electrostatic discharge (ESD) protection
An electrostatic discharge (ESD) circuit (700) provides robust protection to an input/output driver circuit (10). The discharge path is provided by a bipolar...
Mnemonic system for indicating battery charge
Described is a system for indicating the state of charge of a battery comprising a safety cover with an opening and a battery which can be placed in the safety...
Insulated gate bipolar transistor with reduced electric fields
AN IGBT including a collector positioned on one surface of a substrate and a doped structure having a buried region therein positioned on the other surface of...
Lateral gate vertical drift region transistor
A lateral gate, vertical drift region transistor including a drain positioned on one surface of a substrate and a doped structure having a buried region therein...
Hybrid energy storage system
An energy storage system (10) including a first energy storage device (12), such as a secondary or rechargeable battery, and a second energy storage device (14),...
Method and apparatus for affixing components to a substrate when a
manufacturing line ceases operation
An apparatus (400) enclosing a portion of a substrate (401) is used for affixing at least one component to a corresponding circuit of the substrate when a...
System and method for estimating tailpipe a emissions in a vehicle
A system and method estimates tailpipe emissions by sensing (703) a catalyzed gas stream (506) and providing a total-combustible gas signal (511) dependent...
Process for polishing a semiconductor device substrate
A polishing pad (34) with a poromeric structure polishes two dissimilar materials (56, 58). By using a relatively softer pad. and conditioning, relatively...
Heat dissipation apparatus and method
A heat dissipation apparatus (51) has a lid (12) and an optimized fin arrangement (16) located in a cavity (57) of a base (11). Semiconductor chips (41, 42, 43,...
Front section of a portable radio
Housing for a wireless fixed access unit