发明名称 DATA TRANSFER DEVICE
摘要 <p>PROBLEM TO BE SOLVED: To process the lines of different speeds through the same device by providing (n) pairs of up and down m/n MHz lines between a line corresponding part for housing the line of m MHz and a line interface part for housing the line of m MHz or m/n MHz. SOLUTION: A 600 MHz line corresponding part 20 houses lines 1 and 10 of 600 MHz. A 600 MHz line interface part 30 or 150 MHz line interface azimuths 14-a to 14-d house lines 5 and 6 of 600 MHz or lines 18-a to 18-d and 19-a to 19-d of 150 MHz. Concerning this device, four pairs of up and down lines 3a-3d and 8a-8d or lines 13-a to 13-d and 15-a to 15-d of 150 MHz are provided between the 600 MHz line corresponding part 20 and the 600 MHz line interface part 30 or 150 MHz line interface part azimuths 14-a to 14-d.</p>
申请公布号 JP2000078142(A) 申请公布日期 2000.03.14
申请号 JP19980242109 申请日期 1998.08.27
申请人 NEC CORP;NIPPON TELEGR & TELEPH CORP <NTT>;OKI ELECTRIC IND CO LTD;HITACHI LTD;FUJITSU LTD 发明人 SATO AKISHI;DOI YUKIHIRO;MIZUNO HIROYASU;KASAHARA HIROAKI;KOBAYASHI TAKAFUMI
分类号 H04L29/08;H04L12/28;H04L12/803;H04L12/951;H04Q3/00;(IPC1-7):H04L12/28 主分类号 H04L29/08
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