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Patent # Description
US-6,681,278 Communication protocol for energy system integrated on a system communication bus
A computer system having an integrated energy system on a system communication bus where the energy system includes a plurality of energy devices. Each energy...
US-6,681,208 Text-to-speech native coding in a communication system
A method of converting text to speech in a communication device includes providing a code table containing coded speech parameters. Next steps include inputting...
US-6,680,971 Passband equalizer for a vestigial sideband signal receiver
A passband equalizer that performs blind equalization upon a complex signal, e.g., a vestigial sideband (VSB) signal, without using a training sequence. The...
US-6,680,930 Method and apparatus for determining and reserving bandwidth for transmitting delay-sensitive streaming data...
A radio frequency communications system (100) includes wireless terminals (102) and base sites (104). The wireless terminals communicate with the base sites over...
US-6,679,279 Fluidic valve having a bi-phase valve element
A fluidic valve (125, 300, 500, 900, 1000, 1100, 1200, 1300) switches a state of flow of a fluid in a fluid communication channel of a fluid guiding structure...
US-D485,549 Headset
US-6,678,884 Method for determining the status of variables during the execution of optimized code
A method for determining a status of a variable during an execution of an optimized code, the optimized code being originated from a source code, the method...
US-6,678,773 Bus protocol independent method and structure for managing transaction priority, ordering and deadlocks in a...
A multi-processing system (50) utilizes an interconnect fabric (59) for coupling endpoint devices (52, 54, 56, 66, 67). Bus control functions are managed in a...
US-6,678,765 Embedded modem
An embedded system that has a general purpose central processing unit CPU and a digital signal processor DSP, the CPU is adapted to perform various tasks such as...
US-6,678,656 Noise reduced speech recognition parameters
A voice sample characterization front-end suitable for use in a distributed speech recognition context. A digitized voice sample 31 is split between a low...
US-6,678,523 Closed loop method for reverse link soft handoff hybrid automatic repeat request
A method of combining soft-handoff with a hybrid ARQ scheme to maximize throughput and gain in a communications system. After receiving a frame from the MS...
US-6,678,514 Mobile personal security monitoring service
A method for requesting and dispatching emergency services to a wireless communications network customer (102) is provided. When a request for emergency services...
US-6,678,340 Apparatus for receiving and processing a radio frequency signal
Apparatus 20,30,40,50 for receiving and processing a wanted Radio Frequency signal comprises a radio frequency to intermediate frequency down-conversion stage 20...
US-6,678,258 Method and apparatus for paging a communication unit in a packet data communication system
A packet data communication system (100) that includes a plurality of communication units and a fixed infrastructure comprising a packet data routing system...
US-6,677,876 Differential sigma-delta DAC with dynamic spectral shaping
A sigma-delta DAC circuit 10 includes a sigma-delta modulator 12 for producing and outputting an n-bit digital signal representative of an input analog signal,...
US-6,677,875 Sigma-delta analog-to-digital converter and method
A sigma-delta analog-to-digital converter (10) having DEM (14) facilitated data weighted averaging to select specific unit elements of a negative feedback loop...
US-6,677,607 Organic semiconductor device having an oxide layer
A semiconductor device having a flexible or rigid substrate (11) having a gate electrode (21), a source electrode (61 and 101), and a drain electrode (62 and...
US-6,677,515 High performance thermoelectric material and method of fabrication
A thermoelectric material is disclosed that is manufactured from a method including the steps of: providing a Group IV element boride, and doping the Group IV...
US-6,677,226 Method for forming an integrated circuit having a bonding pad and a fuse
In one embodiment, a first dielectric layer (32) that overlies a fuse (16) and a bonding pad (30) is etched with a first etch process. This first etch process...
US-6,675,278 Method and apparatus for managing memory
A method and apparatus of managing a memory (2) having a number of pages (5) involves mapping the physical pages (5) to corresponding pages (4) in a logical...
US-6,675,235 Method for an execution unit interface protocol and apparatus therefor
An execution unit (2) interface protocol allowing flow-through of data, where a function is specified once and the execution unit performs the function for...
US-6,675,022 Method and apparatus for providing localized information to a communication device in a wide area communication...
A wide area communication system (100,200) employs a method and apparatus for providing a localized information (410) to a communication device (500) located in...
US-6,675,018 Method of and system for estimating a time of arrival of a radio signal
The invention relates to a method for estimating time of arrival of radio signals in particular as used for location determination. A known method of determining...
US-6,675,013 Doppler correction and path loss compensation for airborne cellular system
The present invention corrects for Doppler shift in both forward and reverse links in a cellular communications system including an airborne repeater. A reverse...
US-6,674,794 System and method for sampling phase adjustment by an analog modem
A system and method for adjusting the phase of the analog signal produced by an analog modem connected to a digital modem over a telephone network. The digital...
US-6,674,358 Holster with detection for an inserted electronic device
A holster for a telecommunication device includes a self-contained power source for driving an alert and a detector. The detector detects the presence and...
US-6,674,333 Band switchable voltage controlled oscillator with substantially constant tuning range
Systems and methods are described for a band switchable voltage controlled oscillator. A method comprises: operating said voltage controlled oscillator in a...
US-6,674,329 Distributed RF amplifier with filtered dummy load
A distributed amplifier consistent with certain embodiments of the present invention has a plurality of amplifier sections 1 through N (302, 306) with each...
US-6,674,304 Output buffer circuit and method of operation
An output buffer (100) contains a low voltage driver (110), a medium voltage driver (108), and a high voltage driver (106). When an output pad (112) is...
US-6,674,273 Filtering circuit and battery protection circuit using same
This invention includes an improvement to a power regulation and thermal management circuit. The power regulation and thermal management circuit includes a pass...
US-6,673,667 Method for manufacturing a substantially integral monolithic apparatus including a plurality of semiconductor...
A method for manufacturing a monolithic apparatus including a plurality of materials presenting a plurality of coplanar lands includes the steps of: (a)...
US-6,673,646 Growth of compound semiconductor structures on patterned oxide films and process for fabricating same
Compound semiconductor structures and devices can be grown on patterned oxide layers deposited on silicon. The deposition of Group II-VI and Group II-V compound...
US-6,673,520 Method of making an integrated circuit using a reflective mask
A desired pattern is formed in a photoresist layer that overlies a semiconductor wafer using a reflective mask. This mask is formed by consecutively depositing a...
US-6,672,925 Vacuum microelectronic device and method
A vacuum microelectronic device (10,40) emits electrons (37) from surfaces of nanotube emitters (17, 18). Extracting electrons from the surface of each nanotube...
US-6,671,852 Syndrome assisted iterative decoder for turbo codes
A syndrome assisted iterative decoder (173) uses iterative processing to decode an input sequence. A syndrome-assisted decoder (216), which may operate...
US-6,671,849 Reliability-based type-II hybrid ARQ scheme
A communication system employs a HARQ-type retransmission scheme. Bits (701) received on a first transmission are stored and combined with the bits received on...
US-6,671,709 Multiplier cell and method of computing
An integrated cryptographic system (24) executes a mathematical algorithm that computes equations for public-key cryptography. An arithmetic processor (22)...
US-6,671,525 Beacon assisted hybrid asynchronous wireless communications protocol
A beacon assisted asynchronous method of wireless communication according to the present invention enables initiating and target devices (12, 14) to remain in...
US-6,671,518 Method and apparatus for transmitting voice information
A typical radio frame (300) comprises A, B, and C vocoded bits (304). At the end of each frame (300) A and B bits (305) are inserted from a previous frame. Thus,...
US-6,671,515 Method and apparatus for selecting communication cells in a wireless communication system
In a wireless communication system (100) having a plurality of communication cells (115, 117), and a plurality of mobile stations (118) operating within selected...
US-6,671,415 Method and apparatus for quantizing and dequantizing data
A method and apparatus for quantising data in a data compression system (1) involves receiving original data (2) in the form of a plurality of discrete data...
US-6,671,336 Gain controller for circuit having in-phase and quadrature channels, and method
In a radio circuit (299) that forwards a signal pair (I,Q) by a first channel (291, I) and by a second channel (292, Q), a gain controller (200) monitors...
US-6,671,059 Method and system for determining a thickness of a layer
The present invention relates to a method of determining a thickness of at least one layer on at least one semiconductor wafer (12), comprising the steps of:...
US-6,670,901 Dynamic range on demand receiver and method of varying same
A dynamic range on demand radio frequency (RF) receiver (300) includes a wideband detector (303), off-channel detector (313) and on-channel detector (327)...
US-6,670,897 Compression/decompression techniques based on tokens and Huffman coding
Huffman coding (302) is first performed on uncompressed data (402) to obtain Huffman data (406). Additionally, the frequencies of one or more variable-length bit...
US-6,670,403 Polymer electrolyte membrane and method of fabrication
A polymer electrolyte membrane comprised of a hydrophobic hydrocarbon region, a hydrophilic region containing covalently bound acid functional groups and protic...
US-6,669,079 Conductive paste and semiconductor component having conductive bumps made from the conductive paste
A conductive paste (16) for use in making conductive bumps (18) and a method for using the conductive paste to make conductive bumps (18) on a substrate (10)....
US-6,668,220 Synchronous sampling of rotating elements in a fault detection system having audio analysis and method of using...
A fault detection system for determining whether a fault exists with a rotating element of a vehicle. The system includes a transducer, a diagnosis sampler, a...
US-6,668,173 Instant message user location tracking system
In an Internet system having instant message capability each of the plurality of users is provided with a wired or wireless device. The wireless device transmits...
US-6,668,169 Method for communicating within a chat topic in a wireless communication system
A method within a wireless communication system (10), provides for communicating a chat topic (82) between a chat server (48) and a plurality of wireless...
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