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Marvell World Trade Ltd.

Marvell World Trade Ltd. Patent applications
Patent application numberTitlePublished
20100050163CACHING RUN-TIME VARIABLES IN OPTIMIZED CODE - In one embodiment, the present invention includes a method for emitting a live range statement into a program for a memory variable to be cached during run-time that has at least one simulation state variable if the memory variable is dynamically mapped, and defining the simulation state variable at a first execution path of the program. In such manner, the program may be optimized using the live range statement and the simulation state variable. Also, a debugger may use the simulation state variables in obtaining and displaying the memory variable from a cache.02-25-2010
20090307437Multiport Memory Architecture, Devices and Systems Including the Same, and Methods of Using the Same - A multiport memory architecture, systems including the same and methods for using the same. The architecture generally includes (a) a memory array; (b) a plurality of ports configured to receive and/or transmit data; and (c) a plurality of port buffers, each of which is configured to transmit the data to and/or receive the data from one or more of the ports, and all of which are configured to (i) transmit the data to the memory array on a first common bus and (ii) receive the data from the memory array on a second common bus. The systems generally include those that embody one or more of the inventive concepts disclosed herein. The methods generally relate to writing blocks of data to, reading blocks of data from, and/or transferring blocks of data across a memory. The present invention advantageously reduces latency in data communications, particularly in network switches, by tightly coupling port buffers to the main memory and advantageously using point-to-point communications over long segments of the memory read and write paths, thereby reducing routing congestion and enabling the elimination of a FIFO. The invention advantageously shrinks chip size and provides increased data transmission rates and throughput, and in preferred embodiments, reduced resistance and/or capacitance in the memory read and write busses.12-10-2009
20090265408METHODS AND APPARATUS FOR PERFORMING CALCULATIONS USING REDUCED-WIDTH DATA - Methods, apparatus, and articles of manufacture for performing calculations using reduced-width data are disclosed. In particular, an example method determines reduced-width data values associated with generating and evaluating functions. Some of the reduced-width data values are stored within instructions in an instruction memory during a compile phase and retrieved from instruction memory during a runtime phase.10-22-2009
20090052502RAKE RECEIVER INTERFACE - In some embodiments of the present invention, a method and apparatus to generate interrupts in a transfer of information between a rake receiver and a processor, said interrupts having a rate of generation per unit time independent of a rate of the transfer of information per unit time.02-26-2009

Patent applications by Marvell World Trade Ltd.