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Patent # Description
US-6,415,252 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...
US-6,415,029 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...
US-6,414,947 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)...
US-6,414,938 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...
US-6,414,719 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...
US-6,414,613 Apparatus for noise shaping a pulse width modulation (PWM) signal and method therefor
A method for preserving phase information during quantization of pulse width modulation (PWM) signals used in power system applications. In one embodiment, a...
US-6,414,562 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...
US-6,414,554 Method and apparatus for calibrating a local oscillator in a direct conversion receiver
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...
US-6,413,878 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...
US-6,413,819 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...
US-6,413,806 Semiconductor device and method for protecting such device from a reversed drain voltage
An LDMOS field effect transistor (80) provides protection against the inadvertent reversal of polarity of voltage applied across the device. To protect an...
US-6,412,989 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...
US-6,412,695 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...
US-D459,718 Speaker microphone housing
US-6,412,103 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...
US-6,411,816 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...
US-6,411,815 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...
US-6,411,758 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...
US-6,411,609 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...
US-6,411,232 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...
US-6,411,226 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...
US-6,411,213 Radio frequency identification tag system using tags arranged for coupling to ground
A radio frequency identification tag system (10) utilizes a radio frequency identification tag (16) that includes stored information. The tag includes an antenna...
US-6,411,116 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...
US-6,410,941 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...
US-6,410,861 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...
US-6,410,101 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...
US-6,408,361 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...
US-6,408,340 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...
US-6,408,179 Group radio communication system with shared bi-directional communication channel
A point-to-multipoint (PTM) radio communication system (20`) includes a cellular radio infrastructure (22) having base stations (32) implemented in satellites...
US-6,408,176 Method and apparatus for initiating a communication in a communication system
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...
US-6,408,171 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...
US-6,408,023 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...
US-6,408,021 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...
US-6,407,896 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...
US-6,407,634 Linear envelope tracking RF power amplifier with adaptive analog signal processing
A linear envelope tracking radio frequency (RF) power amplifier having an adaptive analog signal processing circuit. The amplifier outputs a voltage which is...
US-6,407,629 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...
US-6,407,615 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...
US-6,406,976 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...
US-6,406,926 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...
US-6,406,808 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...
US-6,406,791 Multiphase dielectric composition and multilayered device incorporating the same
A multiphase dielectric composition for a multilayered ceramic device (10), and devices incorporating the same, including a (SrCa)TiO.sub.3 dielectric powder and...
US-6,406,555 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...
US-RE37,757 Method and apparatus for optimal hand-offs in a satellite cellular communication system
A subscriber unit (26) communicates with a satellite communication system (10) that projects cells. The satellites (12) and cells move relative to the earth....
US-6,405,160 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...
US-6,405,026 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)....
US-6,404,912 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...
US-6,404,807 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...
US-6,404,769 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...
US-6,404,764 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...
US-6,404,563 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...
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