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Voltage regulator with improved transient response
A voltage regulator that includes a transistor, a first amplifier and a second amplifier. The voltage regulator maintains a voltage between a first node and a...
Bidirectional energy management system independent of voltage and polarity
An energy management system for a motor vehicle has a first voltage supply terminal having a first nominal voltage and a second voltage supply terminal having a...
Method and apparatus for battery charging
A battery charging circuit comprises a recharge input and a recharge output with a switching element electrically coupled in series between the recharge input...
Method of fabricating a semiconductor structure including a metal oxide
A method for fabricating a semiconductor structure including the steps of providing a silicon substrate (10) having a surface (12); forming amorphous silicon...
Contact system for interconnection of substrate and battery cell
This invention is a U-shaped connector having horizontal flanges, the connector being used for attaching a substrate having an aperture to a battery cell. The...
Multiple element pressure sensor having a selectively pressure sensor range
A multiple element sensor for sensing pressure, the sensor has a substrate 201 with a diaphragm portion 203. Multiple sensing elements 205, 207, 209, 211 are...
Sensor and method of use
A sensor has an electrode (120) that is movable along three mutually perpendicular axes (10, 11, 12). The sensor also has stationary over-travel limiting...
Communication system equipment enclosure
Method and apparatus for data backup and restoration in a portable data
A portable data device (300) having a memory (302) is provided. The memory (302) is segmented into a plurality of sectors (304-312). A backup memory buffer (312)...
Method and apparatus for estimating time-of-arrival of a synchronization
signal sent simultaneously from at...
At least two non-collocated transmitters (116) transmit (1604) a synchronization signal such that it includes at least three predetermined tone frequencies. A...
Method and system for transmitting and receiving signals transmitted from
an antenna array with transmit...
In a method for wireless data communication between a base station and a subscriber unit in a wireless communication system, groups of symbols of an input data...
Method and apparatus for modifying facsimile data transfer rates based upon
varying bit rates of a transport medium
An apparatus and method for modifying facsimile data transfer rates based upon varying bit rates of a transport medium. The apparatus includes a channel quality...
Antenna detent and latching system for satellite phones
An antenna detent and latching mechanism (300) for coupling to a radiotelephone and mating with a radiotelephone antenna stem (200) is provided. The antenna...
DC offset correction adaptable to multiple requirements
A DC offset correction method and apparatus. Several DC offset correction schemes including a digital binary search scheme (100), a digital slow averaging scheme...
Sense amplifier circuit
A sense amplifier circuit (10) utilizes two current mirror amplifiers (11, 12) to determine the state of the memory cell. Multiple current mirrors are used in...
Multiple redundant reliability enhancement method for integrated circuits
In a fault-tolerant integrated power circuit, a plurality of power transistors, each having a power source electrically coupled to a common source line, a power...
Method and mechanism to prevent corruption of data
A circuit for preventing corruption of battery-specific data transferred from a battery-specific data element to a battery charger when a battery is electrically...
Interconnect structure in a semiconductor device and method of formation
In one embodiment, a conductive interconnect (38) is formed in a semiconductor device by depositing a dielectric layer (28) on a semiconductor substrate (10)....
Optical code reader and methods and articles therefor
A method comprises steps of sensing a first user action, transmitting a first optical message in response to the first user action, and performing at least one...
Secure messaging system overlay for a selective call signaling system
A secure messaging system (900) generates a secure financial transaction message. A wireless selective call signaling system controller (102) receives the secure...
Method and apparatus for assigning a mobile station to a communication
In a wireless communication system (100) affinity groups to which a mobile station (114) belongs are identified (504). Historical affinity strengths between the...
Method and apparatus for a high-speed multimedia content switch with
compressed internet protocol header
An IP packet (210) is retrieved having a header and a payload. The header of the IP packet is compressed. The payload is appended to the compressed header to...
Non-volatile programming elements for redundancy and identification in an
An integrated circuit device using electrically programmable non-volatile memory cells, such as a single polysilicon having a single polysilicon level, for...
Analog functional module using magnetoresistive memory technology
One or more multi-state magnetoresisitive memory elements (MRMEs) are used as the primary building block for various analog functional components implemented in...
Method and apparatus for assisted GPS protocol
A cellular network protocol which minimizes the required data flow between the cellular infrastructure and each mobile handset supporting a GPS based positioning...
Delta-sigma analog-to-digital converter, and method
An analog-to-digital converter (200) has a first stage (207) to integrate and quantize the difference between a feedback signal (R) and an input signal (X) to a...
Method and apparatus in a selective call communication system for
identifying a category of information...
A method and apparatus in a selective call communication system is used for transmitting a message of a message type selected from non-maildrop and maildrop...
Advertiser pays information and messaging system, apparatus and method
A system and apparatus for permitting a user of a selective call receiver (31) to receive a certain number of personal messages and information service updates...
Voltage ratio control circuit for use during power transitions
An electronics module (FIG. 1, 30) requires two distinct voltage inputs (V.sub.1, V.sub.2) and can be damaged when the difference between the two voltages...
Load capacitance compensated buffer, apparatus and method thereof
A primary driver is activated to drive an output signal in response to an input signal. A reference signal is generated in response to the input signal. The...
Lithography chuck having piezoelectric elements, and method
A lithography chuck (100) holds a flat object (150), such as a semiconductor wafer (150) at the backside (152). The chuck has, supported on a base plate (105), a...
Method for forming a semiconductor device
In one embodiment of the invention, conductive support structures (112) are formed within an interlevel dielectric layer. The conductive support structures (112)...
System for error control by subdividing coded information units into
subsets reordering and interlacing the...
The invention provides a method of interleaving information units in order to provide improved error control. A communication device codes the information units,...
Portable 2-way wireless financial messaging unit
A portable 2-way secure financial messaging unit (906) includes a receiver (804), a selective call decoder (1004), a financial transaction processor (1014), a...
Method and apparatus for performing selection and distribution in a
A communication system (100) that includes base stations (103-109) comprising selection circuitry (207) is provided herein. The determination of a call anchoring...
Method and apparatus for determining failure modes of a transceiver
A method for determining failure modes of a transceiver (100) includes applying a control signal (121) to a transmitter (130) of transceiver (100). The power...
Method and apparatus for interconnecting multiple modular devices in a
An apparatus (100), comprising multiple modular electrical devices (102, 104, 504) and an optical signal source (106), all coupled to an optical communication...
CDMA communications system having a searcher receiver and method therefor
A wideband CDMA handset (20) has a receiver (50) which simplifies initial sequence acquisition. The receiver (50) includes an efficient searcher receiver (54)...
Method of identifying location using a master clock to synchronize time of
A method is provided of identifying position location of a transmitter device, such as a mobile or portable, in an inbound system. The inbound system includes...
Method of manufacturing components and component thereof
A method of manufacturing components includes providing a substrate (110, 531, 631, 700) having a first coefficient of thermal expansion (CTE), having a first...
Apparatus and method of a low pressure, two-step nucleation tungsten
An apparatus and method of tungsten via fill using a low pressure, 2-step nucleation tungsten deposition process. The tungsten via fill includes a silane soak, a...
Manufacturable GaAs VFET process
A manufacturable GaAs VFET process includes providing a doped GaAs substrate with a lightly doped first epitaxial layer thereon and a heavily doped second...
Method of interconnecting an embedded integrated circuit
A method of interconnecting electrical terminations (12) of an integrated circuit die (30) to corresponding circuit traces (22) of a circuit carrying substrate...
Package for an electronic component and a method of making it
An electrical 100 and a method of making the package is disclosed. Specifically the package 100 contains a lid 101 with at least one opening 105 through the lid...
Circuit and method of compensating for membrane stress in a sensor
A circuit and method for correcting a sense signal of a sensor (100) where the sense signal is reduced by a negative nonlinear error component introduced by...
Cellular flip phone
Semiconductor device using diode place-holders and method of manufacture
In operation, a standard cell library having diode place-holders (16) associated with standard cell inputs (12) is used to design a standard cell-based...
Adaptive hybrid ARQ using turbo code structure
A generic structure of Hybrid ARQ using Turbo Codes is provided which requires the function of a) channel coding, b) redundancy selection, c) buffering and...
Method and apparatus for a talkgroup call in a wireless communication
In a wireless code-division multiple access (CDMA) system (100), a talkgroup (101) of subscriber units is provided. A sub-talkgroup (102) of subscriber units,...
Apparatus and method for providing synchronization of base-stations in a
A communication system (105) utilizes the global positioning system (GPS) to maintain a high degree of accuracy of synchronization of base-stations (115-116)....