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Low noise linear transmitter using cartesian feedback
A transmitter (100) uses a low noise up mixer (112) so that no filter is needed at the output of the up mixer. A Cartesian feedback path (122) enhances the...
Method and apparatus for adaptive signaling in a QAM communication system
A method and apparatus to adaptively puncture bits within QAM modulated data symbols transmitted in a communication system in order to effect a signaling...
Spread spectrum receiver apparatus and method
A receiver (200) incorporates in parallel an adaptive minimum mean square error (MMSE) equalizer stage (202) and a matched filter stage (RAKE) (204). A selector...
Method and apparatus for a source-initiated handoff from a source cellular
wireless network to a target...
To address the need for an apparatus and method for handoff from a cellular wireless network to a non-cellular wireless network (WLAN, e.g.), the present...
Method and apparatus for group call services
The voice signaling gateway (10) provides group call and call back services among iDEN network (20) users (21) and a number of other various networks (30-60)...
Dynamic interactive animated screen saver
The present invention provides an apparatus (100) and method (800) for an electronic device having a device display for graphically providing the user with a...
Handheld communications devices with joysticks and switch contact layouts
An electronic device, for example a handheld telephone, having an integrated joystick with a conductive contact surface disposed toward a printed circuit board...
Power fault battery protection circuit
A battery protection circuit is provided that includes a safety circuit and an overpower circuit. The safety circuit monitors the voltage and current of at least...
FED cathode structure using electrophoretic deposition and method of
A method of fabricating a field emission device cathode using electrophoretic deposition of carbon nanotubes in which a separate step of depositing a binder...
Apparatus for intrinsically safe power interface
A connector (100) having multiple contacts (102) includes a supply contact (104), a ground contact (106) and at least one other contact (108) for providing...
Communication system that provides adjustable communication service
availability to subscribers
A communication system that provides communication services to a plurality of communication devices over one or more wireless channels. The communication system...
Method and apparatus for restoring a soft decision component of a signal
A method includes the steps of receiving (402), by a first receiver (102), a first received signal comprising a first signal (110) and a second signal (120), and...
Soft output decoder for convolutional codes
Decoding signals represented by a trellis of block length N divided into windows of length L includes a step of decoding a forward recursion from a point P that...
Interface circuit and method for digital signals
An interface circuit (100) and method for interfacing received digital signals, relative to a first ground potential, for transmission on the bus, relative to a...
Current interrupt device for rechargeable cells
A current interrupt device for rechargeable, electrochemical cells having a safety valve, insulating spacer and a thin metal plate for coupling to an electrode...
Method and apparatus for multi-level distributed speech recognition
A system and method for multi-level distributed speech recognition includes a terminal (122) having a terminal speech recognizer (136) coupled to a microphone...
Method and apparatus for avoiding spurious signal receiver desensitizing
An apparatus and method for eliminating interference caused by spurious signals in communication signals communicated via a communication device on any one of a...
Method for acknowledging messages in a communication system
At a first device (102 or 104), a message is received and processed. If the message is processed during a first time period, the first device transmits an...
Method for assigning transcoding channel elements
A transcoder (40) includes a method for assigning transcoder channel elements (43, 44). The transcoding assignment method selects a DSP (60-75) selects a DSP...
The invention concerns a digital radio (2) for pseudo-duplex radio communication, and a method of transmission time mediation for pseudo-duplex radio...
Wireless system protocol for telemetry monitoring
A wireless, programmable system for medical monitoring includes a base unit and a plurality of individual wireless, remotely programmable biosensor transceivers....
Method and apparatus for composing an illumination pattern
A method and apparatus for composing an illumination pattern includes a user interface (102) capable of receiving input commands (106), wherein the input...
Method and apparatus for reconfigurable frequency generation
A frequency generator (10) includes a direct digital synthesizer (14) having an accumulator (18 or 28) for providing an interim output and a digital interpolator...
Rechargeable battery having charging indicating means
A system for detecting information about rechargeable batteries having standard form factors, e.g. AA, C, D, etc., is disclosed. In one preferred embodiment, the...
Electronic component and method of manufacturing same
An electronic component includes an organic interposer (160, 460, 560, 660, 760, 860, 960), a semiconductor chip (220) mounted over the organic interposer,...
Multiple SIM card holding apparatus
A multiple card holding apparatus (10) includes a first bracket (12), a second bracket (22) oriented in opposition to the first bracket (12); and a separation...
Magnetically driven air moving apparatus, with magnetically tipped fan
blades and a single field coil and core
An improved air moving device that is scalable for use in a variety of applications requiring different fan sizes. The fan includes a number of fan blades, each...
Service framework with local proxy for representing remote services
In an information appliance system 100, a user device 108 comprises a client platform (200, FIG. 5) that includes a service framework (235, FIG. 5) to discover...
Method and apparatus for providing a dispatch call
In addition to a hang timer (405), a second timer (403) (session timer) is introduced. A base station (101, 102) monitors a dispatch call, and if there exists no...
Method and apparatus for optimal system control parameter assignments based
on mobile location
A method of assigning an optimal system control parameter in a wireless communication system (10) having one or more transceivers (11a)-(11g) includes applying a...
Method for providing entertainment to a portable device
A unique method for providing entertainment to a portable device, such as a wireless communication device, is disclosed. The method includes steps of receiving...
Method and apparatus for call recovery after a power cut for a CDMA
A first sequence state storage module (20) periodically stores a present state (22) of a long code generator (30). Following a restoration of power after a power...
Transflective color liquid crystal display with internal rear polarizer
A transflective color liquid crystal display (200) with internal rear polarizer (275) has a front polarizer (260), a front substrate (210), a first color filter...
Charging method for extending battery life in the presence of high
A method of charging a battery is provided that alters the amount of energy stored within the battery based upon a temperature profile across time. Battery...
Method for adjusting processing parameters of at least one plate-shaped
object in a processing tool
Processing parameters of at least one plate-shaped object, e.g. a semiconductor device or wafer, or a flat panel display, in a processing tool are adjusted...
Method and apparatus for facilitating fault tolerance in a radio frequency
N input signals are fed (702) to a first Fourier Transform Matrix (FTM) (208) to produce N intermediate signals. Each of the N intermediate signals is split...
Optical path method and apparatus
A mesoscale micro electro-mechanical systems (MEMS) structure comprises an optical interface member (18) that moves with a pivoting member (15). Such movement...
Method and apparatus for digital frequency synthesis
A digital frequency synthesizer includes one or more reference clocks (104, 1316, 1502A, 1504A, 1506A) optionally coupled through one or more pulse width...
Field emission display and methods of forming a field emission display
A field emission device and method of forming a field emission device are provided in accordance with the present invention. The field emission device is...
Organic semiconductor device and method
An organic semiconductor device (11) can be embedded within a printed wiring board (10). In various embodiments, the embedded device (11) can be accompanied by...
Circuit chip connector and method of connecting a circuit chip
A radio frequency identification tag comprising a first substrate and a second substrate is disclosed. An antenna element is disposed on the first substrate, and...
Method for activating nanotubes as field emission sources
A field emission source comprising a first conductive region, a layer of nanotubes deposited on the first conductive region, and a second conductive region...
Desk top charger
Method for enforcing a time limited software license in a mobile
A mobile communication device (104) loads an application bundle (200), which includes a software application (202) and an indication of a time limited license...
Method for determining whether to wake up a mobile station
The present invention provides a method for determining whether to wake up a mobile station. The mobile station includes first configuration parameters relating...
Method and apparatus for generating time of arrival estimates for use in
determining a location
The present invention provides a method and apparatus for generating time of arrival estimates for use by a wireless communication network for locating the...
Method and system for efficiently using a mobile unit for switching between
The invention provides a method and apparatus for allowing a multi-mode mobile communication unit (102) to switch efficiently between communication systems. The...
Method and apparatus for implementing bi-directional soft handovers between
wireless networks via media gateway...
The present invention provides a method and apparatus that enables handover of a mobile station between a cellular network and a wireless network without control...
Signal combining within a communication system
A method and apparatus for signal combining within a communication system is provided herein. The output of RAKE fingers is combined via a chip combiner. The...