
PowerLineãããã¯ãŒã¯ãå±éããããã«D-Linkããããã€ãã®ããã€ã¹ã«åºããããŸããããã®èšäºã§ã¯ããã®ãã¡ã®1ã€ïŒãŸãã¯2ã€-ã¢ããã¿ãŒããã¢ã§äœ¿çšãããããïŒã«ã€ããŠè©³ãã説æããŸãã ããã¯DHP-306AVã§ãã
ã¡ãã£ãšããçè«ã
ãã§ã«è¿°ã¹ãããã«ããã®æè¡ã¯æ°ãããã®ã§ã¯ãªããããã«ã€ããŠå°ããè¿°ã¹ãããŠããªãã ãããã¯ãŒã¯ã«ã¯ã æè¡ã«ã€ããŠããªãã¢ã¯ã»ã¹ããããèšè¿°ãšãæ¢åã®ã¢ããã¿ãŒã®æ¯èŒãã¹ãã®äž¡æ¹ããããŸãïŒäŸïŒ THG.ruïŒé ç·çšã®ãããã¯ãŒã¯ãæ§ç¯ããŸãïŒ6ã€ã®ã¢ããã¿ãŒã®ãã¹ã ïŒã ãããã£ãŠãç§ã«ã¯ãååã«ã«ããŒãããŠããªãåé¡ã«å°å¿µããããšããŸãã
æè¡ã®ååïŒPLCãé»åç·éä¿¡ãããã³ãã·ã¢èª-é»æ°é ç·ãä»ããããŒã¿äŒéïŒã¯ææ§ã«ç解ããããšãã§ããŸãïŒããŒã¿ã¯ãåã«é»æ°é ç·ãä»ããŠã§ã¯ãªããå®éã®çšŒåäžã®é»æºãããã¯ãŒã¯ãä»ããŠäŒéãããŸãã ç¹å¥ãªããŒã§æå·åãããããŒã¿ã¯ã30 MHzãè¶ ããåšæ³¢æ°ã®ã¢ããã°ä¿¡å·ã«ãšã³ã³ãŒãããããã®åŸãé»åãããã¯ãŒã¯ã®æ¢åã®ãªããã«ïŒãã®åœã§ã¯50 HzïŒã«éç³ãããŸãã æã§ã¯ããã®ååã¯ãã®åçã«ç€ºãããŠããŸãã

ããã¯ãããšãã°ãç±³åœããæã¡èŸŒãŸããããã€ã¹ããé©åãªã¢ããã¿ãŒãéžæããŠããããã¯ãŒã¯äžã§èµ·åããªãçç±ã®1ã€ã§ãã ãŸãããã®ããããã®ãããªã¢ããã¿ãŒã¯ãã¢ã¯ãã£ããã£ã«ã¿ãŒã䜿çšãããããã¯ãŒã¯ã§ã¯æ©èœããŸããããããã¯ãŒã¯ãã£ã«ã¿ãŒãç¡åé»é»æºè£ 眮ãããã³å€å§åšã¯ãä¿¡å·ã®æ å ±ã³ã³ããŒãã³ãã容赊ãªãç²ç ããŸãã äžæ¹ãå®è·µã瀺ãããã«ããã®ãããªããã€ã¹ãã¢ããã¿ãŒã«äžŠåã«æ¥ç¶ãããŠãããšãæãŸãããããŸããããä¿¡å·å質ã«ãããã«åœ±é¿ããŸãã
é床ã«ã€ããŠè©±ããšããã¹ãŠãææ§ã«ãªããŸãã äžæ¹ã§ã¯ãè¿å¹Žããã¯ãããžãŒã¯å€§ããªé²æ©ãéããŸããã2001幎ã«æšæºãæ倧14 Mbpsã§ãã£ãã®ã«å¯Ÿããä»æ¥ãããã€ã¹ã¯200ãããã«ã¯500 Mbpsã®æ°ã®ç®±ã§è£œé ãããŠããŸãã äžæ¹ãç§ãã¡ã¯ç©ççãªé床ã«ã€ããŠè©±ããŠããã å®éã®ããŒã¿è»¢éé床ã¯å€ãã®èŠå ã«å€§ããäŸåããŠãããäœåãé ããªãå¯èœæ§ããããŸãã é ç·ã®å質ãé ç·ã®ãããããã®äžåäžæ§-ç§ãã¡ã®å®¶ã«åºæã®ãã¹ãŠã¯ãç©ççãªé床ãšããŒã¿è»¢éã®é床ãšå質ã®äž¡æ¹ã«ç Žå£çãªåœ±é¿ãåãŒããŸãã ã¡ãŒã«ãŒã宣èšããç©ççãªé床ã¯ãå®å šã«2ã§å²ã£ãŠã家ã®åé»æºããã€ã¹ã«ã€ããŠ10ïŒ ãå·®ãåŒãããšãã§ããŸãã
ããŠãããçåãåããæåŸã®ããšã¯ãåããããã¯ãŒã¯ã«æ¥ç¶ãããè€æ°ã®PowerLineããã€ã¹ãã©ã®ããã«æ©èœãããã§ãã ããã§ã¯ãã¹ãŠãç°¡åã§ãïŒã¢ããã¿ãŒã¯ãOSIãããã¯ãŒã¯ã¢ãã«ã®ç©çã¬ãã«ã§åäœãã1ã€ã®é»æºãããã¯ãŒã¯ã«å«ãŸãããããã®éã§åæããããããæ¬è³ªçã«ããã¹ãŠã®æ©èœãšæ¬ ç¹ãåããéåžžã®ãããã¯ãŒã¯ããã§ãã

å€èŠ³ãšæ©åšã
DHP-306AVããã±ãŒãžã«ã¯ãããã€ã¹ããããã³ãŒãã説ææžããã£ã¹ã¯ã段ããŒã«ç®±ãªã©ãäœåãªãã®ã¯å«ãŸããŠããŸããã ããããããã§ååã§ãã
ããã€ã¹ã¯èŠæ ããè¯ããçœã§äœãããŠãããD-Linkã®ã¹ã¿ã€ã«ã«ã¯æ¯èŒçæ°ãããã®ã§ãã é»æºã³ãã¯ã¿ã¯ã±ãŒã¹ã«çŽæ¥é 眮ãããŠãããã¢ããã¿ãžã®é ç·ãæå°éã«æããããšãã§ããŸãã ããããç§ã¯ééããèŠã€ããŸããããããã«ã¯ããã€ãã®ããã«ãããã©ã³ãåããããéããããã³ãŒãããããŸããããã¯ãããããªå°ããªçœãããã€ã¹ãšæ±ºããŠèª¿åããŸããã
ããã€ã¹ã®ã©ãã«ã«ã¯ãã·ãªã¢ã«çªå·ãšMACã¢ãã¬ã¹ã«å ããŠããããããPLC PWDãã瀺ãããŠããŸããããã¯ãã¢ããã¿ãŒã®æ§æã«å¿ èŠãªåºæã®ãã¹ã¯ãŒãã§ããããã«äœ¿ããããå Žæã«æžãçããŠããããšããå§ãããŸãã ç§èªèº«ã¯ããã®ãã¹ã¯ãŒããäœåºŠãäœåºŠãèšå®ãŠãŒãã£ãªãã£ã«å ¥åããããã«ã¢ãŠãã¬ããã«èµ°ããŸããããäœããã®çç±ã§ãããå¿ããŠããŸããŸããã
çŸåšã®ç¶æ ã®è¡šç€ºã¯3ã€ã®LEDã«ãã£ãŠè¡ãããŸããæåã®LEDã¯ããã€ã¹ã®ã¹ããŒã¿ã¹ãéç¥ãã2çªç®ã¯PowerLineãããã¯ãŒã¯ã3çªç®ã¯ã€ãŒãµããããããã¯ãŒã¯ãéç¥ããŸãã äžè¬ã«ããã®ãããªè¡šç€ºã¯ãããã€ã¹ã®ã¹ããŒã¿ã¹ãå€æããã®ã«ååã§ãã

ç§ã¯ãã€ã³ãžã±ãŒã¿ããã®å ãéåžžã«æãããå¿«é©ãªé»ç·è²ã§ã¯ãªããšèšããªããã°ãªããŸããã ãã®çºèšã¯ãå€ãã®ã¡ãŒã«ãŒãæããLEDãéè²ã®LEDã«åãä»ããŠçœªãç¯ããå Žåã«ç¹ã«é¢ä¿ãããããã«æããŸãã
ãã¹ãŠã®ã³ã³ãããŒã«ã¯äžæ¹ã§ãããŸãïŒããã¯ãããã€ã¹ãå·¥å Žåºè·æã®èšå®ã«ããŒããŠã§ã¢ãªã»ããããããã®ãã¿ã³ãšã2ã€ã®ããã€ã¹ãåæããããã®ãã¿ã³ã§ãã åãåŽââã«8P8Cã³ãã¯ã¿ããããŸãã

ãœãããŠã§ã¢ã
ãã®çš®ã®ããã€ã¹ã«ã¯Webã€ã³ã¿ãŒãã§ãŒã¹ããªããå¿ èŠãããŸãããã±ãŒã¹ã®ãã¿ã³ãš3ã€ã®ã€ã³ãžã±ãŒã¿ã¯ãã¢ããã¿ãŒãå¿«é©ã«äœ¿çšããã®ã«ååã§ãã ãã ããHomePlug AVèŠæ Œã¯ã¢ããã¿ãŒã®ãªã¢ãŒãå¶åŸ¡ãæ瀺ããŠãããåæãã¿ã³ã䜿çšãããšã2ã€ã®ããã€ã¹ã®ã¿ããããã¯ãŒã¯ã«æ¥ç¶ã§ããŸãã ãã®ããã FTP D-LinkããããŠã³ããŒãã§ããD-Link PowerLine AV Utilityã®ã¬ãã¥ãŒãªãã§ã¯ãã¬ãã¥ãŒã¯å®äºããŸããã§ããã
ããã«èšããšããã®ããã°ã©ã ã¯çæ³çã§ã¯ãªãããšãããã«èšããªããã°ãªããŸããããããŠããããããããããã€ã¹ã®äœ¿çšã«äžå¿«ãªå°è±¡ãæ®ãå¯äžã®ããšã ãšæããŸãã ãã®ãããããšãã°ããããå€ããäžå¿«ãªãã°ã«ééããŸããããŠãŒãã£ãªãã£ã¯ãæåã®ã·ã¹ãã ãããã¯ãŒã¯ã¢ããã¿ã«æ¥ç¶ãããããã€ã¹ã®ã¿ãèªèããå¶åŸ¡ã§ããŸãã ã¡ã€ã³ã®ããŒã ãããã¯ãŒã¯ãåæããã«åäœãããããšããŠããªãã£ãçšåºŠ-ç§ã¯æåããŸããã§ããã
ãã®ããã°ã©ã ã®ãã¹ãŠã®é åã説æããå°ããªã¹ã¯ãªãŒã³ãã£ã¹ãã¯æ¬¡ã®ãšããã§ãã
ã©ããããååãªåé¡ããããŸãã ããã°ã©ã ã«ã¯ãã¡ãŒã ãŠã§ã¢ã®ããŒãžã§ã³ã衚瀺ããããã¹ãã£ããŒã¯åžžã«ããã€ã¹ãæ€åºããã衚瀺ãããããããã°ã©ã èªäœããã³ã°ãããµããããããšããããŸãã ç§ã®[å質]åã«ã¯åžžã«3ã€ã®ããŒã衚瀺ãããŸãããããã¯ãææªã®ç¶æ ã§ãããã«ã¹ããŒãã§ãããã€ã¹éã®ç©ççãªé床ã衚瀺ãããªã³ã¯ã¬ãŒãã®èšŒèšã§ãå®éã®æ¥ç¶é床ã«ã¯ãŸã£ããæ¥ç¶ã§ããŸããã§ããã ããã€ãã®ãŠãŒã¶ããªãã£ãšã©ãŒããããŸããããšãã°ãä¿¡å·å質ã®ã¹ãã©ã€ãããããdBåäœã®ä¿¡å·ã©ã€ã³æ倱ã®ç¹å®ã®æžè¡°å€ã奜ãã§ãããã
ãã¹ãã
ããã€ã¹ã®ãã¹ãã¯ãé»æ°é ç·ã®ãã¹ãŠã®åé¡ãšãšãã«ãããªãå€ã建ç©ã®æ®éã®ã¢ããŒãã§å®æœãããŸããã ã€ã³ãã«Â®ã®ã¬ãããETãã¥ã¢ã«ããŒããµãŒããŒãã¥ã¢ã«ããŒãã®ã¬ããããããã¯ãŒã¯ã«ãŒãããããã¯ãŒã¯ã¢ããã¿ãŒãšããŠäœ¿çšãããŸããã
ãœãããŠã§ã¢ãããã¯ãŒã¯ãã£ãã«ã¯ã1ã10ã100ãããã³1000ã®åææ¥ç¶ããé 次起åãããiperfãŠãŒãã£ãªãã£ã«ãã£ãŠãã¹ããããŸããã åãã¹ãã5åéã3åå®è¡ãããã®åŸãçµæãå¹³åããŸããã 2ã€ã®ãã©ã¡ãŒã¿ãŒãåãããŸããïŒããŒã¿è»¢éé床ãšããŒã¿è»¢éäžã®pingã
PCãããã¯ãŒã¯ããŒãã®æ¥ç¶ã¯946 Mbit / sã®é床ãçŽæ¥ç€ºããå¹³åpingã¯1ããªç§ã§ãã£ãããšã«æ³šæããŠãã ããã ãã®ããŒã¿ãããPowerLineãã¹ãã«åºã¥ããŠæ§ç¯ã§ããŸãã
æåã®ãã¹ãã¯çæ³çãªæ¡ä»¶ã§ãã
æåã®ãã¹ãã¯ãçæ³çãªæ¡ä»¶äžã§å®è¡ãããŸãããäž¡æ¹ã®ã¢ããã¿ãŒããåäžã®20ã¡ãŒãã«å»¶é·ã³ãŒãã®é£æ¥ãããœã±ããã«å·®ã蟌ãŸããŸããã ã¢ããã¿ãŒéã®è·é¢ã¯çŽ5 cmã§ãæãè¿ãé»æ°ãã€ãºæºããã®è·é¢ã¯20ã¡ãŒãã«ä»¥äžã§ããã ãã®æç¹ã§ã¯ãPCã®ã¿ãé»æºã«æ¥ç¶ãããŠãããã©ã€ããæ¶ç¯ããŠããŸããã

ãã®ãŠãŒãã£ãªãã£ã¯ãå®ç§ãªæ¥ç¶å質ãš190 Mbpsã®ãªã³ã¯é床ã瀺ããŸããã ãã¹ãçµæãåªããŠããŸããã


ãããã®ã°ã©ãã«ãããšããã©ãã£ãã¯ãšãã®å€§å®¹éã®AESæå·åã«ãããããããããŒã¿è»¢éé床ã¯ããã€ã¹ã³ã³ãããŒã©ãŒã®ããã©ãŒãã³ã¹ãããåç·ã®ç©çãã©ã¡ãŒã¿ãŒã«å€§ããäŸåããŠããããšãæããã§ãã ãŸããæ¥ç¶ãå®å šã«å®å®ããŠããããã±ããæ倱ããªãã£ãããšã«ã泚æããŠãã ããã
2çªç®ã®ãã¹ãã
2çªç®ã®ãã¹ãã¯ãå®éã®æ¡ä»¶ã«è¿ãæ¡ä»¶ã§å®è¡ãããŸããã2çªç®ã®ã¢ããã¿ãŒã¯å¥ã®éšå±ã®å¥ã®ã³ã³ã»ã³ãã«ç§»ãããŸããã ãããã¯ãŒã¯äžã«ã¯ãŸã ä»ã®é»å補åã¯ãããŸããã§ããããéšå±ã§ã¯çŽ5åã®çãšãã©ã³ããç¹ç¯ããŠããŸãããã¡ãŒã«ãŒã®ååšã¯ãä¿¡å·å質ã«ããªãæ害ã§ãã ãŠãŒãã£ãªãã£ãå ±åããå 容ã¯æ¬¡ã®ãšããã§ãã

ã芧ã®ãšãããä¿¡å·å質ã¯ããããçæ³çãªãŸãŸã§ãç©ççãªé床ã¯ãããã«äœäžããŸããã ãã ãããã¹ãã§ã¯ãå¹³åPingã15ããªç§ã®68.9 Mbpsã®é床ã瀺ãããŸããã
3çªç®ã®ãã¹ãã
3çªç®ã®ãã¹ãã¯ãã¢ããã¿ãŒã®ããå°ãé£ããæ¡ä»¶ã§å®è¡ãããŸããã2çªç®ã®ã¢ããã¿ãŒã¯ãæãé ãéšå±ïŒç§ã®å Žåã¯ãã¹ã«ãŒã ïŒã«éã°ããŸãããããããã¯ãŒã¯ã®ããšãŒãã«ãã¯ãŸã ãããã§ããã ãã®ç¬éãŸã§ã«ãç§ã¯ãã§ã«ãŠãŒãã£ãªãã£ãç§ã«æäŸããŠãããããŒã¿ã«é©ããããã®ããããŠããŸããããä»ã§ãé©ãããšã¯ãããŸããã§ããã

åæã«å®è¡ããããã¹ãã¯ãæ¡ä»¶ãå®éã«ããè€éã§ããããšã瀺ããŸãããããŒã¿è»¢éé床ã¯36.4 Mbit / sã«äœäžããå¹³åpingã¯30ããªç§ã«å¢å ããŸããã
4çªç®ã®ãã¹ã-æãé£ããæ¡ä»¶ã
ãã¡ãããç§ãã¡ã®éåžžã«å°ããªã¢ããŒãã®æãé£ããæ¡ä»¶ã«ã€ããŠè©±ããŠããïŒããã€ã¹ã¯æãé ãã³ã³ã»ã³ãã«æ®ã£ãããåèšå®¹éçŽ5 kWã®ãã¬ããã¡ãã£ã¢ãã¬ãŒã€ãŒãå·èµåº«ãæŽæ¿¯æ©ãã€ãªãã€ã¶ãŒããããã¯ãŒã¯ã«è¿œå ã§å«ãŸããŠããã
ãŸãããã®ãã¹ãã§ã¯ã8ã€ã®çãšãã©ã³ãããããã¯ãŒã¯ã«å«ãŸããŠããŸãããããã¯ãD-Linkã«ãããšãPowerLineãããã¯ãŒã¯ã®å質ã«éåžžã«æªã圱é¿ãåãŒããŸãã ããã¯ãåã©ã³ãã«å ±éã®ãããã¯ãŒã¯ã«å¹²æžãäžããã¹ã€ããã³ã°é»æºãããããã§ãã
ãŠãŒãã£ãªãã£ã¯ãç¶æ³ã次ã®ããã«èŠããããšãå ±åããŸããã

åæã«ãããŒã¿è»¢éé床ã¯27.8 Mbit / sã«äœäžããå¹³åpingã¯ã»ãšãã©å€åããã38ããªç§ã«éããŸããã
äžè¬çãªãã¹ãçµæã
çŸæç¹ã§ã¯ãæ¯èŒãããã®ã¯äœããããŸãããããã¯ãç§ãéåžžã«å¯æ¥ã«ç¥ãããšãã§ããæåã®PowerLineããã€ã¹ã§ãã 以äžã®å³ã¯ãããŸããŸãªæ¡ä»¶äžã§ã®éä¿¡ãã£ãã«ã®ç¹æ§ã®å€åã瀺ããŠããŸãã


ãããã®å³ãèŠããšãæåã«é ã«æµ®ãã¶ã®ã¯Wi-Fiãšã®æ¯èŒã§ããã芧ã®ããã«ãé床ã€ã³ãžã±ãŒã¿ãŒã¯éåžžã«é¡äŒŒããŠããŸãã ãããã®ãã¯ãããžãŒã®ä»ã®åŽé¢ãæ¯èŒãããšãPowerLineã®åãæã¯Wi-Fiã®ã¢ããªãã£ãšå©äŸ¿æ§ãã€ãŸãæ¥ç¶ã®å®å®æ§ã«å¯Ÿãããã®ã§ãã ãã¹ãäžã«ãé»æºãµãŒãžãé»æºããã€ã¹ãå«ããŠãæ¥ç¶ãåæãããªãããšã«é©ããã ãã1ã€ã®éèŠãªåŽé¢-PowerLineã¯ããå®å šã«èŠããŸãã ç¹å®ã®æ¡ä»¶äžã§Wi-Fiãã¹ã¯ãŒããã¯ã©ã€ã¢ã³ãèªèšŒæã«ã¯ã©ãã¯ãããå¯èœæ§ãé«ãå Žåãããã§ã¯å®çŸ©æžã¿ã®ããŒã䜿çšããŠæ¥ç¶ã確ç«ãããçè«çãªèŠ³ç¹ããã®ãããã³ã°ã¯äžå¯èœã§ãã ãã ããããŒã ãããã¯ãŒã¯ã§é垞远跡ããããã©ãã£ãã¯ãæãåºãã°ãããã¯ããããéåžžã«éèŠãªå©ç¹ã§ã¯ãããŸããã
ãããã«
ã¯ããã«ãPowerLineã«ã€ããŠæåŸã«ããã€ã説æããŸãã ã¯ããéåžžã®ãã€ã¹ããã¢ã±ãŒãã«ã䜿çšãããããé«äŸ¡ã§ãã ã¯ããæ¥ç¶ã®èš±å®¹å¯èœãªé床ãšå質ãåžžã«åŸããããšã¯éããŸããã ã¯ããäžèšã®ãã¹ãŠã®åé¡ãæ±ããŠããªãéåžžã«åºç¯å²ã®ã¯ã€ã€ã¬ã¹èŠæ ŒããããŸãã ã¯ãããã®ãã¯ãããžãŒã®äœ¿çšäŸã¯æããã§ã¯ãããŸããã ãããã䜿çšã®ãã¹ãŠã®å¶éãšåé¡ã«ããããããããã®æè¡ã¯èå³æ·±ããç§ã«ãšã£ãŠéåžžã«æçšãªããã§ãã
PowerLineã®ç¯å²ã¯äœã§ããïŒ ãããããåžžæã¢ã¯ãã£ããªããŒã¿äº€æãè¡ãããªãå°ããªããã€ã¹ã«LANã¢ã¯ã»ã¹ãæäŸããå¿ èŠãããå Žåã«äœ¿çšã§ããŸãã ããšãã°ãAsus OïŒPlayã¡ãã£ã¢ãã¬ãŒã€ãŒããã®æ¹æ³ã§æ¥ç¶ããŠããã®äžã§IPTVãèŠèŽããããšããŸããïŒç»åãæµã蟌ãŸãããããªãéåããããšã¯ãããŸããã§ããããWi-Fiæ¥ç¶ã«ã€ããŠã¯èšããŸããã ããã«æãæµ®ãã¶ãã1ã€ã®äŸã¯ãPowerOn VOIPããã€ã¹ã®æ¥ç¶ã§ãã è©Šããããšã¯ãããŸããããåé¡ã¯çºçããªãã¯ãã§ãããäœåãªé ç·ãçãããšãã§ããŸãã
DHP-306AVã«é¢ããŠã¯ããããD-Linkã®ã©ã€ã³ã§æãæ°ããããã€ã¹ã§ããããšãèãããšãæ¥ç¶é床ãšå質ã®äž¡æ¹ã§éåžžã«è¯ãçµæã瀺ããŸããã 次ã®ã¬ãã¥ãŒã§ã¯ãå€ãã¢ãã«ãæ€èšãããããã®ç¹æ§ãæ¯èŒããŠã¿ãŸãã ãããŸã§ã®éãçŽåŸã®ãã5人ã®D-Linkãšã³ãžãã¢ãèªä¿¡ãæã£ãŠé 眮ã§ããŸãã
ã¬ãã¥ãŒçšã®ããã€ã¹ã¯ãSimferopolã®D-Linkã®ã¯ãªãã¢é§åšå¡äºåæããæäŸãããŸãã
Artyom ChikalkinãšYuri Prokopenkoã«ãã¹ããå®æœããéã®å©ãã«ç¹å¥ãªæè¬ãè¡šæããããšæããŸãã