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Method and apparatus for coding and decoding speech
Bits are allocated to short-term repetition information for unvoiced input signals. Stated differently, more bits are allocated for pitch information during...
Echo canceler and double-talk detector for use in a communications unit
A hands-free communications unit employs a downlink peak power memory element (150, FIG. 1), a downlink voice activity detector (140), and an uplink voice...
Communication network and method of allocating resource therefor
A CDMA cellular communication system includes two base stations (403,405), which comprises resource allocation means (415,417) and communication means (411,413)...
Method and system for retransmitting data packets in a communication system
having variable data rates
A method and system for retransmitting data packets in a communication system having variable data rates is disclosed. In a preferred embodiment, data packets...
Motion adaptive median filter for interlace to progressive scan conversion
Apparatus and methods relating to a motion adaptive median filter. In an embodiment of the present invention, a motion adaptive median filter includes a motion...
Apparatus for noise shaping a pulse width modulation (PWM) signal and
A method for preserving phase information during quantization of pulse width modulation (PWM) signals used in power system applications. In one embodiment, a...
Circuit and method for impedance matching
An impedance matching circuit (10) matches the impedance of a load (19) coupled to an RF amplifier (12) to that of the RF amplifier (12). The impedance matching...
Method and apparatus for calibrating a local oscillator in a direct
A receiver includes a main loop (222) having a main VCO (210) and a secondary loop (224) having a secondary VCO (216). The receiver momentarily phase locks an...
Method of manufacturing electronic components
A method of manufacturing electronic components includes disposing a top metal layer (502) comprised of solder over a bottom metal layer (201, 202) comprised of...
Memory device and method for using prefabricated isolated storage elements
A semiconductor device that includes a floating gate made up of a plurality of pre-formed isolated storage elements (18) and a method for making such a device is...
Semiconductor device and method for protecting such device from a reversed
An LDMOS field effect transistor (80) provides protection against the inadvertent reversal of polarity of voltage applied across the device. To protect an...
Directable laser transmission module
A directable laser transmission module incorporating a vertical cavity surface emitting laser (VCSEL) array (28) and a refractive optical element (ROE) array...
Optical code and delineator apparatus and method
Data in the form of a machine readable optical code 10, such as a bar code, is combined with a delineator 11, which delineator is visible to the unaided human...
Speaker microphone housing
Routing method removing cycles in vertical constraint graph
In an improved routing method vertical constraint graph is generated in which a critical node is selected. The critical node is expanded to contain corresponding...
Method of registration in a communication system
A method of registration in a communication system includes the steps of detecting (201) an elevated registration level of at least a part of a communication...
Communication system and method for arbitrating service requests
The present invention addresses the need for an apparatus and method for arbitrating service requests in a more efficient and scalable manner. The present...
Method and apparatus for aligning a waveguide to a device
An apparatus which aligns a fiber core to a detector on an integrated circuit has a transmission material connecting them which steers the light provided through...
System and method for providing dual satellite communications coverage
A satellite communication system uses dual satellite coverage techniques to simulate the provision of full duplex communications in the system. Each subscriber...
Method and system for determining an element conversion characteristic
contemporaneous with converting and...
A converter continuously converts an input signal (110) to an output signal (112) even during correction and compensation. A primary converter (124) converts the...
Huffman decoder with reduced memory size
In a Huffman decoder, a data structure for storing Huffman codes includes a first field for storing a 0-way code and a second field for storing a 1-way code. A...
Radio frequency identification tag system using tags arranged for coupling
A radio frequency identification tag system (10) utilizes a radio frequency identification tag (16) that includes stored information. The tag includes an antenna...
Method for testing a product integrated circuit wafer using a stimulus
integrated circuit wafer
A method, apparatus, and circuit distribution wafer (CDW) (16) are used to wafer-level test a product wafer (14) containing one or more product integrated...
Reconfigurable systems using hybrid integrated circuits with optical ports
A hybrid integrated circuit is provided that has a monocrystalline substrate such as silicon and a compound semiconductor layer such as gallium arsenide or...
Low profile interconnect structure
Low profile interconnect structure includes an electronic circuit module with a plurality of mounting areas and a plurality of electrical contact areas defined...
Method for scrubbing and passivating a surface of a field emission display
A method for scrubbing and passivating an anode plate (100) of a field emission display (120) includes the steps of providing a scrubbing passivation material...
Autonomous way specific tag update
The present invention provides a method and apparatus for allowing autonomous, way specific tag updates. More specifically, the invention provides way specific...
Method and apparatus for transferring data between electrical components
A method of transferring data between a first electrical component (16) and a second electrical component (18), which are both coupled to a common oscillator...
Group radio communication system with shared bi-directional communication
A point-to-multipoint (PTM) radio communication system (20`) includes a cellular radio infrastructure (22) having base stations (32) implemented in satellites...
Method and apparatus for initiating a communication in a communication
Caller-related information, such as a telephone number, in a voice mail message intended for a communication unit (102) is extracted from the voice mail message...
Housing retainer for a communication device
A portable communication device assembly comprises a first communication device housing (12), a second communication device housing (14), and a snap retainer...
Method and apparatus for performing equalization in a radio receiver
An equaliser 100 for performing equalisation in a radio receiver receiving a signal from a transmitter, there being a Channel between the transmitter and the...
PCM modem adaptation system utilizing a silence period
In a full duplex PCM modem system, a method and apparatus is provided for robust measuring of the communications channel in which the digital modem's transmitter...
Power system and method of operation
A power system includes a cable connector (120), a cable (110) comprised of a plurality of wires (211, 212, and 213), and a circuit (230, 421, 422, or 500) for...
Linear envelope tracking RF power amplifier with adaptive analog signal
A linear envelope tracking radio frequency (RF) power amplifier having an adaptive analog signal processing circuit. The amplifier outputs a voltage which is...
Sample and hold demodulator circuit
In accordance with an embodiment of the invention there is provided a sample and hold demodulator circuit (200) for use in an automotive immobilizer to recover...
Temperature compensation circuit and method of compensating
A temperature compensation circuit converts a control signal (I.sub.G) that has an undesirable temperature coefficient to a temperature compensated control...
Semiconductor device and process for forming the same
Semiconductor devices and processes for forming the same. The semiconductor device includes field isolation regions within trenches lying within a semiconductor...
Method of forming a vacuum micro-electronic device
A vacuum microelectronic device (10,40) is formed by applying a first conductor (13,14) to a substrate (11) and utilizing the first conductor (13,14) to expose a...
Method and apparatus for thermal management of fuel cell systems
A method and apparatus for managing thermal performance of a fuel cell system having a fuel cell assembly and a fuel storage container is disclosed. The fuel...
Multiphase dielectric composition and multilayered device incorporating the
A multiphase dielectric composition for a multilayered ceramic device (10), and devices incorporating the same, including a (SrCa)TiO.sub.3 dielectric powder and...
Point of use dilution tool and method
A dilution tool (100) and a method to prepare a solution by mixing of two fluids in a filter (130) to form a desired solution. Sealless pumps (141, 142) are...
Method and apparatus for optimal hand-offs in a satellite cellular
A subscriber unit (26) communicates with a satellite communication system (10) that projects cells. The satellites (12) and cells move relative to the earth....
Memory compiler interface and methodology
A compilier methodology including a stand alone memory interface which provides a user specified memory device of a required number of words of memory of a...
Communication device and method
A radio communication device (100) such as a mobile telephone comprises signal converters (110, 130, 140), a band-pass filter unit (120) and an oscillator (150)....
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...
High speed dial-up service using PCM modem technology
A method and apparatus for achieving the fastest possible data transmission rate, symmetric, near symmetric, or a specific data transmission rate between...
Directional routing of packets in a satellite network
A method and apparatus encompasses a technique for routing an information packet through a satellite communications system 20 from a source satellite 38 to a...
Voice over internet protocol telephone system and method
An Internet Protocol telephone system and method uses a telephone (26) to place and receive voice over Internet Protocol (VoIP)-based telephone calls and public...
Portable electronic device having variable focus display
A portable electronic device having a variable focus display comprises a housing (512), supporting an image generating apparatus (518, 610, 710, 810), a lens...