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7722 results about "Control logic" patented technology

Control logic is a key part of a software program that controls the operations of the program. The control logic responds to commands from the user, and it also acts on its own to perform automated tasks that have been structured into the program.

Communication system architecture and operating methodology providing a virtual neighborhood network

InactiveUS7142503B1Overcome bandwidth limitationIncreased peak bandwidth capacityError preventionFrequency-division multiplex detailsEnd-to-end encryptionTransceiver
A communication system (10) supports the provision of a plurality of dedicated communication resources (50–64), such as copper drops, RF links and optical fibers, to dedicated home-gateway devices (44–48) or distribution points (124). The communication resources (50–64) support broadband interconnection (104) between the dedicated home-gateway devices (44–48) or distribution points (124) and an access multiplexor (30) in a network (12). Each gateway device (44–48) or distribution point (124) generally includes a local RF transceiver (84) and associated control logic (80–82) that allows local communication (86) between gateway devices (44–48) and hence statistically multiplexed access (60–64, 89) to multiple communication resources, thereby providing increased bandwidth in uplink and/or downlink directions. With the control logic (80) operable to provide a routing and prioritisation/arbitration function, each gateway (44–48) is able to selectively engage use of supplemental, non-reserved communication resources usually associated with a dedicated ono-to-one connection between the access network (12) and at least one secondary gateway. Physical layer access to information routed via a secondary gateway within a virtual neighborhood network (90–92) comprising several gateways is restricted through an end-to-end encryption algorithm between an originating gateway and, at least, the access multilpexor (30).
Owner:RPX CLEARINGHOUSE

Highly integrated mass storage device with an intelligent flash controller

A FLASH controller is disclosed. The controller comprises a USB interface unit. The USB interface unit implements a USB standard that has a bus speed equal or greater than 12 Mb/s. The controller includes an internal bus coupled to the USB interface unit; and a FLASH interface unit coupled to the internal bus. The FLASH interface unit includes FLASH controller logic that allows the throughput for access to the FLASH memory to match the speed of the USB standard. Advantages of the FLASH controller in accordance with the present invention include (1) utilizing the higher speed USB interface such as the USB 2.0 standard, which substantially increases the serial throughput between USB host and FLASH controller; (2) utilizing more advanced FLASH control logic which is implemented to raise the throughput for the FLASH memory access; (3) utilizing an intelligent algorithm to detect and access the different FLASH types, which broadens the sourcing and the supply of FLASH memory; (4) by storing the software program along with data in FLASH memory which results in the cost of the controller being reduced, and also makes the software program field changeable and upgradeable; and (5) providing high integration, which substantially reduces the overall space needed and reduces the complexity and the cost of manufacturing.
Owner:SUPER TALENT ELECTRONICS

DC compensation system for a wireless communication device configured in a zero intermediate frequency architecture

A wireless communication device including a radio frequency (RF) circuit, a ZIF transceiver and a baseband processor. The ZIF transceiver includes an RF mixer circuit that converts the RF signal to a baseband input signal, a summing junction that subtracts a DC offset from the baseband input signal to provide an adjusted baseband input signal, and a baseband amplifier that receives the adjusted baseband input signal and that asserts an amplified input signal based on a gain adjust signal. The baseband processor includes gain control logic, DC control logic and a gain interface. The gain control logic receives the amplified input signal, estimates input signal power and asserts the gain adjust signal in an attempt to keep the input signal power at a target power level. The DC control logic estimates an amount of DC in the amplified input signal and provides the DC offset in an attempt to reduce DC in the amplified input signal. The gain interface converts gain levels between the gain control logic and the DC control logic. The RF signal may include in-phase (I) and quadrature (Q) portions, where the RF mixer circuit splits I and Q baseband input signals from the RF signal. Operation is substantially identical for both I and Q channels. The DC control logic operates to remove or otherwise eliminate DC from the received signal that is provided to decoders in the baseband processor.
Owner:M RED INC

System and method for peer to peer synchronization of files

InactiveUS20060242206A1Currency is bulkyMinimum configuration effortDigital data information retrievalData processing applicationsFile synchronizationOperational system
A system and related techniques provide a seamless, peer-to-peer file synchronization capability for sharing files, folders, directories or other stored content between machines. According to embodiments of the invention in one regard, a sync engine or other file management logic may be integrated into the operating system or other resources of a user's desktop, laptop, network-enabled cellular device or other computer, client, machine or other hardware. The sync engine may accept user designations of files, folders, directories or other contents which they wish to share, sync or roam between two or more selected machines, on an automatically consistent basis. The sync engine or other control logic may maintain a file system log to record the state of files which have been designated for sharing, to indicate for example whether a transmission of the file has been made, to which target machine or machines it has been transmitted, and other variables regarding the state of file or other content. According to embodiments of the invention in one regard, the sync engine may apply version management logic when files located on a target or destination machine, may, for example, reflect newer or more complete content than the file which is designated for roaming to that machine, or other under conditions. A user may therefore readily and with a comparative minimum of configuration effort select and effectuate the sharing of a set of frequently used or otherwise desired files to an arbitrary set of machines which they own or use, without a need to invoke a remote server or other control or storage to back up and synchronize that content.
Owner:MICROSOFT TECH LICENSING LLC

Calibrated DC compensation system for a wireless communication device configured in a zero intermediate frequency architecture

A calibrated DC compensation system for a wireless communication device configured in a zero intermediate frequency (ZIF) architecture. The device includes a ZIF transceiver and a baseband processor, which further includes a calibrator that periodically performs a calibration procedure. The baseband processor includes gain control logic, DC control logic, a gain converter and the calibrator. The gain converter converts gain between the gain control logic and the DC control logic. The calibrator programs the gain converter with values determined during the calibration procedure. The gain converter may be a lookup table that stores gain conversion values based on measured gain of a baseband gain amplifier of the ZIF transceiver. The gain control logic may further include a gain adjust limiter that limits change of a gain adjust signal during operation based on a maximum limit or on one or more gain change limits. A second lookup table stores a plurality of DC adjust values, which are added during operation to further reduce DC offset. The calibration procedure includes sampling an output signal for each gain step of the baseband amplifier at two predetermined range values and corresponding DC offsets using successive approximation. The data is used to calculate gain, DC offset and DC differential values, which are used to determine the conversion values programmed into the lookup tables or the gain adjust limiter.
Owner:M RED INC
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