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FIFO STORAGE AND SHARED BUFFER SWITCHING DEVICE FOR CONNECTION NETWORKS IN ATM ARCHITECTURAL AND APPLICATIONS

机译:用于ATM体系结构中的连接网络的FIFO存储和共享缓冲区切换设备

摘要

FIFO storage and shared buffer switching device for connection networks in ATM technology comprising a plurality of input sections (Interface_ini) on which ATM input cell flows (Cell_ini(p_in:1)) and associated service signals (Cell_en_ini, Cell_str_ini, Cell_rout_tagi, Ck_ini) transit, and a plurality of output sections (Interface_outj) on which respective ATM output cell flows (Out_sectj(p_out:1)) and respective associated service signals (Cell_en_outj, Cell_str_outj, Cell_avj, En_outj and Ck_outj) transit. The device comprises a memory array (Mem_array) set up by a series of memory sections assigned to memorize the ATM cells which arrive at said input sections and in which the enables for the transmission of the cells are arranged according to priority queues, each one corresponding to a different output. So inside the above-said memory array (Mem_array) several FIFOs are realized, one for each output with variable depths and containing queues of ATM cells.
机译:用于ATM技术中的连接网络的FIFO存储和共享缓冲区切换设备,包括多个输入部分(Interface_ini),ATM输入信元在其上流动(Cell_ini(p_in:1))和相关的服务信号(Cell_en_ini,Cell_str_ini,Cell_rout_tagi,Ck_ini)传输以及各个ATM输出信元在其上流动的多个输出部分(Interface_outj)(Out_sectj(p_out:1))和相应的相关服务信号(Cell_en_outj,Cell_str_outj,Cell_avj,En_outj和Ck_outj)转换。该设备包括由一系列存储部分建立的存储阵列(Mem_array),这些存储部分被分配来存储到达所述输入部分的ATM信元,并且其中根据优先权队列来安排信元的传输使能,每个对应到不同的输出。因此,在上述存储阵列(Mem_array)中实现了多个FIFO,每个FIFO具有可变深度,并包含ATM信元队列。

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