
4æ12æ¥ã¯ãåœéå®å®é£è¡ã®æ¥ã§ãã 人é¡ããã®çºå±ã®ç¬¬äžæ©ãèžã¿åºããç¬éããåäžçŽä»¥äžãéããŸããã äžé£ã®çŽ æŽãããæè¡çããã³ç§åŠçåå©ã«ãããç§ãã¡ã¯æã«è¿ã¥ããŸããã çºèŠãžã®æžæã¯ãæ°ããç¥ç§çãªäžçãç解ããããã«æãããŠããŸãã 空ã®èµ€ããæãã§ããç«æã¯ãå€ä»£ãã人ã
ã®æ³šç®ãéããŠããŸããã å°çã«ä¿¡ããããªãã»ã©äŒŒãŠããŸãããããã§ãç°è³ªã®äžçã¯ãŸã å€ãã®ç 究è
ã®æèãæ®ããŠããŸããã ããããè¿ãå°æ¥ã人ã®å°ããªç 究ã³ãããŒãç«æã«ã©ã®ããã«çŸããããç®æã§ããã§ãããã ãšã³ãžãã¢ã¯å€ãã®èª²é¡ã«çŽé¢ããŸãã Habréã«ã¯ãããŸããŸãªåéã®å°é家ãå€æ°ããããããããå¹
åºãèŠéãšç¹å®ã®ç¥èãæã£ãŠããŸãã ç§ã¯éåçãªå¿ã䜿çšãããã®èšäºã§ã¯ã人ã®ã³ãããŒããã£ãå Žåãç«æã§ã®æ¥ç¶ãã©ã®ããã«èŠããããåæ ããããšãææ¡ããŸãã
ãã®ãã£ã¹ã«ãã·ã§ã³èšäºã§ã¯ãç«æã§ç 究人éå±
äœå°éã®ã³ãã¥ãã±ãŒã·ã§ã³ãçµç¹åããä»®æ³çãªæè¡ã¿ã¹ã¯ã«ã€ããŠèª¬æããŸãã ããŸããŸãªã¬ãã«ã®æºåã®èªè
ãåå ããããã«ããã®èšäºã§ã¯ããã€ãã®åºæ¬çãªæè¡çšèªã®ç°¡åãªèª¬æãæäŸããã¬ãŒã¶ãŒã䜿çšãããªãŒãã³ãªå
éä¿¡ã®åçãããã³åºå®éä¿¡è¡æã®èšèšã«é¢ããããã€ãã®åé¡ã«äž»ãªæ³šæãæã£ãŠããŸãã
ã€ã©ã¹ãïŒ21ããã£ã©ã¯ã¿ãŒïŒ45 081ã
è°è«ã®åºçºç¹ãšããŠããã®åé¡ã«é¢ããç§ã®èãã®ããã€ããšãããã€ãã®ç¡ç·å·¥åŠã®æŠå¿µã®ç°¡æœãªèª¬æã以äžã«ç€ºããŸãã çµéšè±å¯ãªèªè
ã¯ãåã»ã¯ã·ã§ã³ã®æåŸã§ç°¡åãªèŠçŽã®ã¿ãèªãããšãã§ããŸãã
ã·ã¹ãã ãèšèšãããšãã¯ããã®äž»ãªç®çãåžžã«æ確ã«ç解ããå¿
èŠããããŸãã ç¹å®ã®é¢æ°ãã³ãã¬ãŒããäœæããŠå³å¯ã«ããã«åŸãããšã¯ãããã»ã©ç°¡åã§ã¯ãªãããšããããããŸãã ãã®èšäºã§ã¯ãç«æã®ç 究ã¹ããŒã·ã§ã³éã®éä¿¡ãæŽçããããã®éä¿¡ã·ã¹ãã ã®æŠå¿µãäœæããããšãç®çãšããŠããŸãã ã¹ããŒã·ã§ã³ã¯ãä»»æã®è·é¢ã§çžäºã«åé€ã§ãããšæ³å®ãããŠããŸãã ã»ãšãã©ã®å Žåãäž»ãªãããã¯ãŒã¯ãã©ãã£ãã¯ã¯ãããŸããŸãªããã€ã¹ã®ãã¬ã¡ããªããªãŒãã£ãªããã³ãããªã®ã¹ããªãŒã ãªã©ã®èª¿æ»ããŒã¿ã§ãã ç«æã«äººã絶ãéãªãååšããããšã¯ãäŸãã°é¢çœããã®ãªã©ãç 究以å€ã®æ§è³ªã®ããŸããŸãªãµãŒãã¹ãåããããŒã«ã«ãªã°ããŒãã«ãããã¯ãŒã¯ãæ§ç¯ããããã®æšé²åãšããŠæ©èœããããšãåŠå®ããå¿
èŠã¯ãããŸããã ãã®å ŽåãããŒã«ã«ã°ããŒãã«ãããã¯ãŒã¯ãšå°çäžã®ã€ã³ã¿ãŒããããåæããã¿ã¹ã¯ã衚瀺ãããå ŽåããããŸãã ãã®ã¿ã¹ã¯ã¯åçŽãªãã®ãšã¯ã»ã©é ããã®ã§ããããã®ãœãªã¥ãŒã·ã§ã³ã¯å€ãã®ãã¥ã¢ã³ã¹ãèæ
®ã«å
¥ããå¿
èŠããããŸãã ç§åŠçãªéå¿ã«å ããŠãæè¡ãããžã§ã¯ãã¯çµæžçå®çŸå¯èœæ§ã«åºã¥ããŠããªããã°ãªããŸããã é»æ°éä¿¡ã·ã¹ãã ã®å±éã¯æ£åœåãããªãããšã«æ³šæããå¿
èŠããããŸãã å€ãã®äººã
ã¯ãå°çäžã®çŸä»£ã®ã€ã³ã¿ãŒãããã®äž»èŠãªé«ééè·¯ãå
éä¿¡åç·ã§åäœããããšãç¥ã£ãŠããŸãã ç«æã§ã®ãã®ãããªçµéšã®é©çšã¯ãå
åç·ã®ããã«å°çäžã®ã€ã³ãã©ã¹ãã©ã¯ãã£ãå±éããå¿
èŠããããããããããæé©ã§ã¯ãããŸããã éåžžã圌ããç 究ã¹ããŒã·ã§ã³ã«ã€ããŠè©±ããšãã圌ãã¯éäžçãªæè¡ãµããŒããçµç¹ãããŠããç 究è
ã®äžçš®ã®å°å
ã®å®äœã瀺åããã®ã§ãããã¯æãŸãããããŸããã ãã§ã«è¿°ã¹ãããã«ãå¥ã®ç 究ã¹ããŒã·ã§ã³ãè¿ãã«ããå¿
èŠã¯ãããŸããã ããã«ãäœããã®çç±ãå解ãé¢ããã®ã«åœ¹ç«ã€å ŽåããããŸãã äžèšã«åºã¥ããŠãããŸããŸãªãªãã·ã§ã³ãåæããæé©ãªãã®ãéžæããå¿
èŠããããŸããéåçãªè°è«ã䜿çšãããšãå€ãã®èŠå ãèæ
®ããããšãã§ããŸãã è°è«ãå§ããåã«ãèµ€ãææã®ç¹åŸŽã«ã€ããŠããã€ãã®èšèãèšããªããã°ãªããŸããã
ã¹ããã1.ç«æ
ç«æã¯å€ªéœç³»ã®4çªç®ã®ææã§ãã å°çãããããã«å°ãããŠè»œãã§ã ã ç«æã§ã¯ã倧æ°ã¯å°çãããéåžžã«åžèã§æ¶Œããã§ãããããã«ãããããããå°çãšç«æã«ã¯å
±éã®ç¹åŸŽããããŸãã

ç«æã®1æ¥ã¯å°çãšåãããã«ç¶ããŸããã»ãŒ24æéïŒ24æé37å23ç§ïŒã§ãã å£ç¯ããããŸããã倪éœã®åšãã®è»éãé·ããããé·æã¡ããŸãã 空ã¯éã ãçœãé²ãããããŸãã ãã ããç«æã®è¿·æãªå¡µã¯ãããããåšå²ã®é¢šæ¯ã«èµ€ã¿ã垯ã³ãè²åããäžããå¯èœæ§ããããŸãã ç«æã®å€§æ°ã®ããããã®æ§é ã以äžã®ã¢ããªã±ãŒã·ã§ã³ã«ç€ºããŸãã

æ°å§ãäœããç£å Žãéåžžã«åŒ±ããéãéããããæ°åã倧æ°äžã®é
žçŽ æ¿åºŠãäœããªã©ã®çç±ã§ãç«æã®äººã¯ç¹å¥ãªã¹ãŒããçãŠç§»åããå¿
èŠããããŸãã ãããªããã°ã人ã¯çªæ¯ãŸãã¯ççºçãªæžå§ããæ°ç§ã§æ»äº¡ããŸãã æŸå°ç·ããä¿è·ããããã«ã¯ãåã®åãã®äžã«ã¹ããŒã·ã§ã³ã建èšããå¿
èŠããããŸãããã®å
¥ãå£ã«ã¯ãã²ãŒããŠã§ã€ãè£
åããå¿
èŠããããŸãã ãããããå
žåçãªç«æã¹ããŒã·ã§ã³ã¯æ¬¡ã®ããã«ãªããŸãã

ç«æããã®ç¹åŸŽãæ€æ°å°åã®åé¡ã«é¢ãã詳现ã¯ãè¿œå ã®æç®ã«èšèŒãããŠãããèšäºãžã®ãªã³ã¯ã¯èšäºã®æåŸã«ãããŸãã
ç«æã¯èå³æ·±ã倩äœã§ãããå°çã«éåžžã«ãã䌌ãŠãããçŸä»£ã®æè¡ããã¢ã¯ã»ã¹å¯èœãªè·é¢ã«äœçœ®ããŠããŸãã ç«æã®æ€æ°å°åã«ããããã®è³æºãç£æ¥ç®çã«äœ¿çšã§ããããã«ãªããææã®ç¹åŸŽãå®å®ç£æ¥ãå®å®è¹ã®ç 究ãšæã¡äžãã«çæ³çãªæ¡ä»¶ãäœãåºããŸãïŒ ç«æã®2çªç®ã®å®å®é床ã¯å°çãããé
ãïŒã
ã¹ããã2.éä¿¡åç·
圌ãã®å®å®èšç»ã®å€ãã®å®å®åã¯ãç«æã®å°æ¥ã®æ¢çŽ¢çæ€æ°å°åã瀺åããŠããŸãã ãããã£ãŠãäžèšã®ããã«ãææäžã«ã¯ä»»æã®è·é¢ã§äºãã«é¢ããŠãããååã«å€§ããªåž¯åå¹
ã§ä¿¡é Œã§ããéä¿¡ãã£ãã«ãç·šæããå¿
èŠãããè€æ°ã®ç°ãªãç 究ã¹ããŒã·ã§ã³ãååšããå¯èœæ§ããããšæ³å®ããå¿
èŠããããŸãã ããã§ããã£ãã«åž¯åå¹
ã¯ããã®éä¿¡ãã£ãã«ãä»ããŠ1ç§ã§éä¿¡ã§ããæ
å ±ã®æ倧éïŒãããåäœïŒãšç解ãããŸãã æç®ã§ã¯ããã®æŠå¿µã¯ããã£ãã«å®¹éã ïŒãã£ãã«å®¹éïŒãšããååã§ãèŠã€ããããšãã§ããŸãã
ç 究ã¹ããŒã·ã§ã³ã®å€éšã«ã€ã³ãã©ã¹ãã©ã¯ãã£ãå±éããããšã¯ãã³ã¹ãããããããããžã§ã¯ããè€éã«ãªããããæãŸãããããŸããããããã£ãŠã å°çäžã§ã®å
ãã¡ã€ããŒéä¿¡åç·ïŒå°çäžã§æé©ãªãœãªã¥ãŒã·ã§ã³ïŒã®äœ¿çšã¯æé©ã§ã¯ãããŸããã ãããã£ãŠãè¿œå ã®æ§é ãæ§ç¯ããå¿
èŠããªãå¯äžã®å©çšå¯èœãªãœãªã¥ãŒã·ã§ã³ã¯ãã¯ã€ã€ã¬ã¹ãã¯ãããžã®äœ¿çšã§ãã
ææ°ã®ã¯ã€ã€ã¬ã¹æè¡ã¯ãæ
å ±ã®ãã£ãªã¢ãšããŠé»ç£æ³¢ã䜿çšããŠããŸãã éžæãé»ç£æ³¢ã«ããã£ãäž»ãªçç±ã¯ããã®äŒæã®é床ãšãç¯å²ãã§ãã èªç±ç©ºéã§ã¯ãé»ç£å Žã®æ³¢ã¯æ¯ç§çŽ299,792,458ã¡ãŒãã«ã®é床ã§äŒæããé·ãè·é¢ãã«ããŒã§ããŸãïŒ ããšãã°ãé³ãä»ããæ
å ±äº€æã¯ãæ¬è³ªçã«æ³¢ãç©è³ªïŒããšãã°ã空æ°ååïŒãäŒæããç¡ç·éä¿¡æè¡ã§ãããäŒæé床ãšãç¯å²ãã®äž¡æ¹ã§èããå£ã£ãŠããŸãã
é»ç£æ³¢ãäŒæã§ããç¯å²ã¯ç¡éã§ãããå®éã«ã¯ãé»ç£æ³¢ãéã¶ãšãã«ã®ãŒã«äŸåããŸãã å®å®ãäŒæãããšãããšãã«ã®ãŒã¯åžžã«å€±ãããŸãã é»ç£æ³¢ã¯ãåªäœã®ååãååãšçžäºäœçšããŸãã ãããã£ãŠãé»ç£æ³¢ãéã¶ãšãã«ã®ãŒãå€ãã»ã©ãããããèŠããããšãã§ããŸãã å®éãéåžžã«é«ããšãã«ã®ãŒã§ã¯ãèå³æ·±ãç©ççå¹æãåªäœã«çŸãå§ããæ
å ±ãéä¿¡ããã¿ã¹ã¯ã
ãã®ãããªæ³¢ã®äœ¿çšã¯è€éã§ãã æè¡çãªçšéã§ã¯ããã©ã¡ãŒã¿ãŒããã䜿çšãããŸã-é»åã¯ãåäœæéãããã«æ³¢ãéã¶ãšãã«ã®ãŒã®éã瀺ããŸãã ãã®åé¡ã«ã€ããŠã¯ãåŒçšå
ã§è©³ãã説æãããŠããŸãã
åãæ¹åã«åãè·é¢ãäŒæãã2ã€ã®æ³¢ããç°ãªãéã®ãšãã«ã®ãŒã倱ãããšã«æ°ä»ããããããŸããã ããã¯ãé»åã«å ããŠãä»ã®æ³¢ãã©ã¡ãŒã¿ãèæ
®ããå¿
èŠãããããšã瀺åããŠããŸãã ç©çåŠã§ã¯ãæ¯åãšæ³¢ã¯å¯æ¥ã«é¢é£ããããã»ã¹ã§ãããæ°åŠçã«é¡äŒŒããåŒãšæ¬è³ªçã«åããã©ã¡ãŒã¿ãŒã«ãã£ãŠæ±ºå®ãããŸãã æãéèŠãªã®ã¯ãçºæ¯åšæ³¢æ°ãŸãã¯æ³¢ã®åšæ³¢æ°ã§ãã ãã®ãã©ã¡ãŒã¿ãŒã¯ãããã»ã¹ã®é床ãç¹åŸŽä»ããŸãã 1ã€ã®æ¯åãçºçããæéãåšæãšåŒã³ããã®æéäžã«æ³¢ã移åããè·é¢ãæ³¢é·ãšåŒã³ãŸãã åšæ³¢æ°ãšæ³¢é·ã¯çžäºæ¥ç¶ãããŠããŸãã çºæ¯åšæ³¢æ°ãé«ãã»ã©ãæ³¢é·ã¯çããªããŸãã ãããã£ãŠãåšæ³¢æ°ã®æŠå¿µãšæ³¢é·ã®æŠå¿µã®äž¡æ¹ã䜿çšããŠããããã®é¢ä¿ãç解ããããšãçããå¯èœã§ãã é»ç£æ³¢ã®åšæ³¢æ°ïŒé·ãïŒããç¹å®ã®åªäœã§å€±ããããšãã«ã®ãŒéãå®è³ªçã«æ±ºå®ããŸãã ããã¯ãéåç©çåŠããã³ç©è³ªã®æ§é çç¹åŸŽãšå¯æ¥ã«é¢é£ããŠããŸãã ãã®è³ªåã¯éåžžã«è€éã§ãèšå€§ãªæ°ã®ãã¥ã¢ã³ã¹ããããŸãã
ç«æã®å€§æ°ã§ããäŒæã®äž»ãªåªäœã§ãã©ã®é»ç£æ³¢ãããå€ãã®ãšãã«ã®ãŒã倱ããããããŠã©ããããå°ãªããã確èªããããšãéèŠã§ãã ç«æã®å€§æ°ã¯äºé
žåççŽ ãçªçŽ ãé
žçŽ ã ãã§ãããæ°Žèžæ°ãå«ãä»ã®ã¬ã¹ã®äžçŽç©ãå«ãã§ããããšãç解ããå¿
èŠããããŸãã ãããã£ãŠããšãã«ã®ãŒæ倱ãžã®äž»ãªå¯äžã¯ãããã®ã¬ã¹ã«é¢é£ããŠããŸãã äžã®å³ãã芧ãã ãããç°ãªãåšæ³¢æ°ïŒæ³¢é·ïŒã§ã®æ°Žèžæ°ãšé
žçŽ ã®æžè¡°ïŒãšãã«ã®ãŒåžåïŒã瀺ãã°ã©ãã§ãã ã°ã©ãã¯åšæ³¢æ°ïŒæ³¢é·ïŒã®æ¯èŒçå°ããªéšåã瀺ããŠããŸãããåšæ³¢æ°ïŒæ³¢é·ïŒã®å
šç¯å²ã®äžã§ãä»ã®ãã®ãããæžè¡°ãå°ããé åãããããšã¯æããã§ãã ãããã¯ããããããéæ床ãŠã£ã³ããŠãã§ãã æ
å ±ã®äº€æã«ã¯ããã®ãããªåšæ³¢æ°ïŒæ³¢é·ïŒã䜿çšããŠãã ããã

ç°ãªãåšæ³¢æ°ã§åžåããããšãã«ã®ãŒã®éã¯ããªãåºãç¯å²ã§å€åããå¯èœæ§ããããããå·¥åŠã®å®è·µã§ã¯ã䟿å®äžãçžå¯Ÿåäœã®å¯Ÿæ°ã¹ã±ãŒã«ã䜿çšãããŸãã ããã¯ãå€æ°ã®ã¬ã³ãŒããåé€ããèšç®ãæžããããã䟿å©ã§ãã ã¹ã±ãŒã«ã¯çžå¯Ÿåäœã䜿çšãããããé¢ä¿ã§åäœããŸãã ãããã®æ¯çã®æž¬å®åäœã¯dBïŒãã·ãã«ïŒã§ãã ããšãã°ãäŒæäžã«é»ç£æ³¢ã1000åã«æžè¡°ããããšãèšè¿°ããå¿
èŠã¯ãªãã30 dBãæžã蟌ãã ãã§ãã å³ã¯ããã®ã¹ã±ãŒã«ãžã®å€æã®åçã説æããŠããŸãã

ãšã³ãžãã¢ãªã³ã°ã§ã¯ãçžå¯Ÿå¯Ÿæ°ã¹ã±ãŒã«ã«åãæ¿ããããšã䟿å©ã§ãã絶察å€ã®å Žåã¯ãåçŽã«åæãããæ°ã§åçŽã«åå²ïŒæ£èŠåïŒããŸãã ãã®ãããéåžžã¯ã¯ããïŒWïŒã§æž¬å®ãããé»åãèšè¿°ããããã«ãåäœïŒdBmïŒãã·ãã«/ããªã¯ããïŒïŒãå°å
¥ãããŸãã ãã®ãããé»åã¯åçŽã«1 mW ïŒããªã¯ããïŒã§é€ç®ãããŸãã
é»ç£æ³¢ã®åœ¢ã§äŒæ¬ããä¿¡å·ã®ãã¯ãŒãšåšæ³¢æ°ç¯å²ã¯ãäžå³ã«ç€ºãæåãªã·ã£ãã³ã®å
¬åŒã«ãããå®éã®éä¿¡ãã£ãã«ã®åž¯åå¹
ã«é¢é£ããŠããŸãã

ãã®ä¿¡å·ãšãã®ã¹ãã¯ãã«ãããã³ãããã®çžäºæ¥ç¶æ¹æ³ã«ã€ããŠã¯ã ãã®èšäºã§ãã§ã«èª¬æããŸããã èªç¶çã§ã¯ãé»ç£æ³¢ãå«ããå€ãã®ç©ççããã»ã¹ãæ¬è³ªçã«æ¯åïŒèª¿åïŒããŠããããšãæãåºãããŠãã ããã ãããã£ãŠãä¿¡å·ã§åäœããå¿çšèªç¶ç§åŠã§ã¯ãã¹ãã¯ãã«ã®æ°åŠçè£
眮ïŒäžé£ã®åçŽãªæ¯åïŒãåºãå¿çšãããŸããã äžèšã®ããã«ãä¿¡å·äŒæ¬ã¯ãšãã«ã®ãŒäŒéã«é¢é£ããŠããŸãã ã¹ãã¯ãã«ã®èšèªã§ã¯ãä¿¡å·ã®ååºæ¬æ¯åïŒèª¿åïŒã¯ãä¿¡å·å
šäœã®ç·ãšãã«ã®ãŒã®äžéšãéã³ãŸãã ãŸãã99ïŒ
ã®ãšãã«ã®ãŒãå«ã¿ãä¿¡å·åž¯åïŒ FCCããŒãžã§ã³ã«ããïŒãšåŒã°ããåšæ³¢æ°ç¯å²ã¯ãã·ã£ãã³ã®åŒã«è¡šç€ºãããŸãã 質åã¯åœç¶çºçããå¯èœæ§ããããŸãããªã100ïŒ
ã§ã¯ãªãã®ã§ããããã äºå®ã¯ããã¹ãŠã®ä¿¡å·ãšãã«ã®ãŒããã¹ãŠã®åšæ³¢æ°ã§å¡ãã€ã¶ãããŠããããšã§ãã å®ä¿¡å·åž¯åã®å¹
ã¯ç¡éã§ãã ãã®ãããªæŠå¿µã¯ããŸãæçã§ã¯ãªããå®éçãªå©ç¹ã¯ãããŸããã ä¿¡å·ã®äž»ãªãšãã«ã®ãŒãéäžããåšæ³¢æ°ç¯å²ããããããããã®ç¹æ§ã決å®ããŸãã åçãèŠããšããã¯ã£ããããŸãã

ä¿¡å·åž¯åã«ã¯ä»ã«ãå®çŸ©ããããŸããããããã¯ãã¹ãŠã€ããªãã®ãŒçã«é¡äŒŒããŠãããå¯äžã®éãã¯ç¹å®ã®ã¢ããªã±ãŒã·ã§ã³ã®å®çŸ©ã®å®¹æãã§ãã ããã«ã€ããŠã®è©³çŽ°ã¯ãèšäºã®æåŸã«åŒçšãããŠããæç®ãã芧ãã ããã
ãããã£ãŠãæ€èšäžã®éä¿¡ã·ã¹ãã ãå¿
èŠãªåž¯åå¹
ãææããããã«ã¯ãåšæ³¢æ°ç¯å²ïŒæ³¢é·ïŒ ãä¿¡å·åž¯åå¹
ãããã³ãã®é»åãéžæããå¿
èŠããããŸãã ãããã®æ°éã¯ãã¹ãŠå®éã«ã¯å¶éãããŠããŸãããã®çç±ã¯ãå¥ã®äŒè©±ã®ãããã¯ã§ãã ãã®èšäºã§ã¯ãå®éã®ã·ã¹ãã ã®åž¯åãé»åãããã³åšæ³¢æ°ã®å€ã¯å¶éããã»ã©é ãããããã®ãããªå¢çããªããšèããã®ã¯ééãã§ã¯ãããŸããã æ
å ±ã¯ãé«åšæ³¢ä¿¡å·ã«ããé»ç£æ³¢ã«ãã£ãŠéä¿¡ãããŸããé«åšæ³¢ä¿¡å·ã¯ãé»åæ倱ãæå°éã«æããããã«ã倧æ°ã®éæ床ãŠã£ã³ããŠãšäžèŽããŠããå¿
èŠããããŸãã ãã®åšæ³¢æ°ã¯ãã£ãªã¢ãšåŒã°ããŸãã æ¬éæ³¢åšæ³¢æ°ãå€èª¿ããããšã«ããããã®ä¿¡å·ã«ããŒã¿ãå
¥åãããŸãã å€èª¿ä¿¡å·ã®åšæ³¢æ°ã¯ãçµæã®ïŒå€èª¿åŸã®ïŒä¿¡å·ã®åž¯åã«æ¯äŸããŸãã éåžžãé»æ°éä¿¡ã·ã¹ãã ã§ã¯ããã®å Žåãçµæã®ä¿¡å·ïŒå€èª¿åŸïŒã¯é«èª¿æ³¢åœ¢ç¶ãšããŸãå€ãããªããšããäºå®ã«ããã垯åã¯æ¬éåšæ³¢æ°ãããã¯ããã«å°ãããªããŸãïŒ åºãä¿¡å·åž¯åã¯ãä¿¡å·ã¹ãã¯ãã«ã«é«åšæ³¢æåãååšããããšãæå³ããä¿¡å·ãããè€éãªåœ¢ç¶ã«ããŸãïŒ ããã¯ãæ©åšãäžå®å
šã§ãããšããäºå®ãèæ
®ããŠå¿
èŠã§ãããé»ç£æ³¢ã®äŒæäžã«èµ·ããããæªã¿ãé€å»ããããã«ããã®èŠä»¶ãæºãããªããã°ãªããŸããã äžã®å³ã¯ãã¹ãã¯ãã«ã®èšèªã«ããä¿¡å·å€èª¿ã®åçã瀺ããŠããŸãã

æçµçã«ãæ
å ±ã®å€§ããªãããŒãéä¿¡ããã«ã¯ãããåºãåšæ³¢æ°åž¯åãå¿
èŠã§ãããããããã®ä¿¡å·ã®èª¿åãç¶æããããã«ããé«ãåšæ³¢æ°ã®æ¬éæ³¢ãå¿
èŠã§ãããšçµè«ä»ããããšãã§ããŸãã åäžã®ãã£ãªã¢ã§ã®ã¬ãããã®ããŒã¿ã¹ããªãŒã ãéä¿¡ããã«ã¯ããããã®ã¬ãã«ãã®åž¯åå¹
ïŒæ°æ¡ãèŠãããšãã§ããæ¡ä»¶ä»ãæšå®å€ïŒãå¿
èŠã§ãããæçµçã«ã¯å
ã®ç¯å²ã«å¯Ÿå¿ãã垯åãã©ãã«ããããæ°æ¡é«ããã£ãªã¢ãå¿
èŠã«ãªããŸãã å
åŠç¯å²ã§ã¯ãåšæ³¢æ°ã®æŠå¿µã§ã¯ãªãæ³¢é·ã䜿çšããã®ãäžè¬çã§ãã ãããã¯åçã®æŠå¿µã§ããããšãæãåºãããŠãã ããã ãã©ãã«ãã®åšæ³¢æ°ç¯å²ã¯ã ããã¡ãŒãã«ã®æ³¢é·ç¯å²ã«å¯Ÿå¿ããŠããŸãã
ããã«ã å極ã®æŠå¿µã¯ãæ³¢ã®äŒæçŸè±¡ã«é¢é£ä»ããããŠããŸãã ããã¯èå³æ·±ãçŸè±¡ã§ããããã®èšè¿°ã«ã¯èŠèŠçãªæ°åŠçç¹åŸŽããããŸãã 詳现ã«è§Šããªãå Žåãããã¯ç©ºéå
ã®æ³¢ã®ç¹å®ã®æ¹åã§ãã ç°ãªãåå
ã§åãåšæ³¢æ°ã§åãæ¹åã«äŒæ¬ãã2ã€ã®é»ç£æ³¢ã¯ãç°ãªãæ¹æ³ã§æžè¡°ããå¯èœæ§ããããŸãã äžã®å³ã¯ãæ³¢ã®åå
ïŒæ¹åïŒã®æ確ãªé¡äŒŒæ§ã瀺ããŠããŸãã ãã®çŸè±¡ã®è©³çŽ°ã¯ãé»æ°ååŠã«é¢ããæç®ã«èšèŒãããŠããŸãã ããŸããŸãªæªã¿ã®ããåªäœãä»ããŠéåžžã«é·ãè·é¢ãäŒéããå Žåãé»ç£æ³¢ã®åå
ãèæ
®ãããšãã®é¢é£æ§ã倱ãããŸãã

ããããç¯å²ã®é»ç£æ³¢ã®äŒæã®ç»åãèŠèŠçã«è¡šç€ºããã«ã¯ããã ããªãã®åšããèŠãŠãã ããã çµå±ã®ãšãããå
ã¯ãäžèšã®ããã«ãé»ç£æ³¢ã§ããããŸãã ãããã¯éåžžã«çãåšæ³¢æ°ç¯å²ã®æ³¢ã§ããããã®ãã¯ãŒïŒåŒ·åºŠïŒã¯äººéã®ç®ã§èšé²ãããŸãã ããŸããŸãªå¹æïŒãã€ã©ã€ããã·ã£ããŠãéšåã·ã§ãŒããªã© -ããã¯ãã¹ãŠãæ³¢ãä»ã®åšæ³¢æ°ã«åºæã®ãã®ã§ãã ç°ãªãåšæ³¢æ°ã®æ³¢ã®ååžã¯ãåšå²ã®ãªããžã§ã¯ãã«ãã£ãŠç°ãªã圱é¿ãåããããšã«æ³šæããŠãã ããã ããšãã°ãããåšæ³¢æ°ã®æ³¢ã§ã¯ãç«æã®ç æŒ ã®å¹³åã«ããå€ç¬ãªãã±ããã¯äŒæã®é害ã«ãªããŸãããä»ã®äººã¯æ°ã¥ããªãã§ãããã ãããã£ãŠãåªäœã«å ããŠãé»ç£æ³¢ã®äŒæãåšå²ã®ç©äœã®åœ±é¿ãåããŸãã ãªããžã§ã¯ãã®å¹ŸäœåŠçãªå¯žæ³ã«å¿ããŠãæ³¢ã¯ãªããžã§ã¯ãããè·³ãè¿ã£ãããæ²ãã£ãããæ£ä¹±ãããããŸãã å®å®ç©ºéã§ã®é»ç£æ³¢ã®äŒæãé»æ°ååŠã«ãã£ãŠç 究ãããŠããŸãã

å
ãšã®é¡æšã«ãããå
ç·ã®åœ¢ã®é»æ³¢ã®äŒæãæ³åããã®ã䟿å©ãªå ŽåããããŸãã 次ã«ãæ
å ±ã亀æããããã«ãéä¿¡è
ã¯åä¿¡è
ã®æ¹åã«é»ç£æ³¢ã®ããŒã ãæŸå°ããåä¿¡è
ã¯ãããåä¿¡ããŸãã ãããã®éã®çµè·¯äžã«ããŒã ãåãããšãã§ããªããªããžã§ã¯ããããå Žåãæ³¢ã¯åå°ãŸãã¯æ£ä¹±ãããåä¿¡æ©ã¯æ
å ±ãåä¿¡ã§ããªããªããŸãã ãªããžã§ã¯ãã倧ããå Žåããããã®ããã€ããããããããã¯éœåžã®èšå€§ãªæ°ã®å®¶ãç«æã®è¡šé¢ã®è€éãªå²©ã®ã¬ãªãŒããªã©ãäœããã®åœ¢ã§éåžžã«é£ããå Žæã«ãããåä¿¡è
ã¯çŽæ¥ãŸãã¯äœããã®ãªããžã§ã¯ãããåå°ãããããŒã ãåä¿¡ã§ããå¯èœæ§ããããŸãããã€ãã®å
ç·ãæ®åœ±ãããå ŽåããããŸãã ãã®çŸè±¡ã¯ãã«ããã¹äŒæãšåŒã°ããŸãã é»ç£æ³¢ãåä¿¡ãã人ã«ãšã£ãŠããã®å¹æã¯äœããã®ãã©ãã«ãåŒãèµ·ããå¯èœæ§ããããŸãã ããšãã°ãåä¿¡æ©ãè€æ°ã®å
ç·ãåä¿¡ããå
ç·ãäºãã«äžåããåä¿¡æ©ãé»ç£æ³¢ãèªèããªãããã«åœ¢æããããããªç¶æ³ãèããããŸãã ãã®çŸè±¡ã¯ãã§ãŒãžã³ã°ãšåŒã°ããŸãã é
åžã®è©³çŽ°ã«ã€ããŠã¯ãè¿œå ã®è³æãåç
§ããŠãã ããã
éä¿¡è
ãŸãã¯åä¿¡è
ã®åãã¯ããã§ãŒãžã³ã°ã®å¯èœæ§ãå«ãé»ç£æ³¢ã®ç¹å®ã®å€åãåŒãèµ·ãããŸãã ãã ããäž»ãªå¹æã¯ã移åãããšãåä¿¡è
ã«ã¯é»ç£æ³¢ã®åšæ³¢æ°ïŒé·ãïŒãå€åããããã«èŠããããšã§ãã ãã®çŸè±¡ã¯ããããã©ãŒå¹æãšåŒã°ããŸã ã 移åéä¿¡ã·ã¹ãã ã¯ããã®å¹æã®åœ±é¿ãå¿
ãèæ
®ã«å
¥ããªããã°ãªããŸããã ãã®å¹æã¯åºãèŠãããæ³¢ã®ããã»ã¹ããããšãããã¹ãŠã«èŠãããŸãã ãŸãããã®å¹æã«ã¯ããŸããŸãªçš®é¡ããããå€ãã®èå³æ·±ãçŸè±¡ãåŒãèµ·ããå¯èœæ§ãããããããã¯æç®ã§è©³çŽ°ã«èªãããšãã§ããŸãã

é·è·é¢ãäŒæããå Žåãæ°è±¡ç¶æ³ã倧æ°ã®æ§é ãç«æã®è¡šé¢ã®æ²çãªã©ããŸããŸãããŸããŸãªèŠå ãèæ
®ããå¿
èŠããããŸãã çŸä»£ã®å°äžç¡ç·éä¿¡ã·ã¹ãã ã¯ãäžå±€å€§æ°ã§ã¯æ¯èŒççãè·é¢ã§åäœããŸã-察æµåããããã£ãŠãéšãŸãã¯éªã®ã¿ãé»ç£æ³¢ã®äŒæã«åœ±é¿ãäžããããšãã§ããäžèšã®ããã«ããã¹ãŠãéšã®ç²åïŒéªïŒãšåšæ³¢æ°ïŒæ³¢é·ïŒã®ãµã€ãºã«äŸåããŸãã ç«æã§ãåæ§ã®ç¶æ³ããããŸãããäž»ã«å¡µã¯æ£ä¹±ç²åãšããŠæ©èœããŸãã ææä»è¿ã®ç©ºéïŒç©ºéïŒãšã®éä¿¡ãæŽçããå¿
èŠãããå Žåããã®ããã«ã¯ã察æµåãé»é¢å±€ãééããé»ç£æ³¢ã®ééãèæ
®ããäŒæ¬äžã®ããŒã æ²çãªã©ãèæ
®ããå¿
èŠããããŸãã ããããã¹ãŠã®çŸè±¡ã¯ç«æãšå°çã®äž¡æ¹ã«ååšããŸããããã¹ãŠã¯ç«æã®å€§æ°ã®åŒ·ãåžèåã«ãã£ãŠæ±ºå®ããããããéãã¯å¹æã®é åºã«ãããŸãã
é»ç£æŸå°ã¯ããã¯ãŒããã©ã€ããŒãã¬ã³ãžïŒæ³¢é·ïŒãããã³åå
ã«ãã£ãŠç¹åŸŽä»ããããŸãã åä¿¡æ©ããéä¿¡æ©ã«äŒæ¬ããéãé»ç£æ³¢ã¯ããŸããŸãªãã€ãã¹èŠå ã®åœ±é¿ãåããå¯èœæ§ããããæçµçã«ã¯ç¡ç·ãã£ãã«ã®åž¯åå¹
ã®æžå°ïŒã·ã£ãã³åŒïŒãŸãã¯éä¿¡ã®å®å
šãªæ倱ã«ã€ãªãããŸãã 倧ããªãã£ãã«åž¯åå¹
ãæã€ã¹ããŒã·ã§ã³éã®ç¡ç·éä¿¡ãç·šæããã«ã¯ãå
åŠç¯å²ã®é»ç£æŸå°ã䜿çšããå¿
èŠããããŸãã ãã®èŠä»¶ã¯ãæè¡çãªèæ
®äºé
ã«åºã¥ããŠããŸãã åäœåšæ³¢æ°ïŒæ³¢é·ïŒãéžæããéã«ã¯ãç«æã®å€§æ°äžã®å¡µã®ååšãšåæ§ã«ããéæçªããèæ
®ããå¿
èŠããããŸãã 倧æ°ãéåžžã«åžèã§ãããããå€ãã®åœ±é¿ã¯æŸå°ç·ã®äŒæã«ã»ãšãã©åœ±é¿ããŸããã å¯èŠå
ç¯å²ã§ã¯ã倧æ°äžã®æžè¡°ã¯ç¡èŠã§ããŸãã å
åŠåéã«ãããæè¯ã®æŸå°ç·æºã¯ã¬ãŒã¶ãŒã§ãã ãã®åçã«åºã¥ããŠæ§ç¯å¯èœãªã·ã¹ãã ãèŠãŠã¿ãŸãããã
ã¹ããã3.ã¬ãŒã¶ãŒãã£ãã«
ããããFSOãã¯ãããžãŒïŒèªç±ç©ºéå
åŠïŒã«ã€ããŠè©±ããŠããã ããã¯å°çäžã§éçºãããååãªæè¡ã§ãããæç·éä¿¡åç·ãç¹ã«åçæ§ã®é«ãå Žæã®ãã¡ã€ããã¹ã眮ãæããããã«äœ¿çšãããŸãã éä¿¡åç·ã®äž»ãªèŠä»¶ã¯ãåä¿¡æ©ãšéä¿¡æ©ã®éã®çŽæ¥çãªå¯èŠæ§ã®æ¡ä»¶ã§ãã ãã ãããã®ãããªæ¡ä»¶ã®ç«æã®æ¡ä»¶äžã§ã¯ãã·ã¹ãã ã®é©çšã¯éåžžã«éå¹ççã§ããå¯èœæ§ããããŸãã倧æ°ã®äžå±€ã§ã¯ãé«æ¿åºŠã®ãã¹ããååšããå¯èœæ§ããããããã«ãã匷ãå
æ£ä¹±ãçãããã®çµæãäŒé容éãäœäžããããä¿¡å·æ倱ããçããå¯èœæ§ãããããã§ãã ããã«ãèŠéãè·é¢ã¯ãææã®è¡šé¢ã®æ²çã«ãã£ãŠå¶éãããŸãã äžç¶å±ã䜿çšãããšç¶æ³ãæ¹åã§ããŸããããã®æ¹æ³ã¯ç¡å¹ã§ãã è¿œå ã®ã€ã³ãã©ã¹ãã©ã¯ãã£ã®çµç¹ã«ã€ãªãããŸãã ããéå¿çã§å¹æçãªã®ã¯ãç«æã®éæ¢è»éã§ãªããŒã¿ãŒã䜿çšããããšã§ãã

, , , .. ( - , ) .

, , , . . , , 17 000 , 100 â . wikipedia .

, , . . , , .
- , , .. , , ( ) . ( , ) .

, ( ) . , () . - . , «» . , . , . , , . . 500 ( ) . , () .
, , , . , () , , . , . , , , . .

, , ( ) , .. . , . , , , . , , . , â ( ) , , . ( ) , â . , , . . , . , , . , , , , () () , () () . , .

, . , . ( ) , . , . , . , : - , , , . . , :

, , . , . , . , . ( , ) . , . , - . , .
, ( 1- ) 17 000 42 . , . , , , , , 32 . , 20 , , 50 -> (). uplink, () â > downlink. , - . , , .
, .. ( ) , , ( ) ( ) . , . (APD) c PIN . , . . . , â . , , . . , -30 . . .
50 -30 20 . 30 , , ( aka â « ») . 1 . , ( DVD 200 23 ) . . , , , , .
, , . , . , . , .
FSO . . - , . , ( ).
4.
â . .
. , . . , .
, . , . - , ( ) , , . . , . , . , â , ( ) . .
. , . , . , , , ( : - - ) . , ESARAD , THERMICA ..
ããŒããŠã§ã¢ã³ã³ãã¥ãŒãã£ã³ã°ã¯ããã©ãŒã«ããã¬ã©ã³ã¹ãäœãšãã«ã®ãŒæ¶è²»ãç±äŒéã寞æ³ãããã³ééã«å¯ŸããèŠä»¶ã®å¢å ãé€ããŠãåŸæ¥ã®é»åæ©åšã§ãã ã¢ãŒããã¯ãã£ã®èŠ³ç¹ããã¯ãéåžžãå°äžé»åæ©åšãšå€§ããªéãã¯ãããŸããã éåžžããã«ãããã»ããµã¢ãŒããã¯ãã£ã䜿çšãããŸãããã«ãããã»ããµã¢ãŒããã¯ãã£ã§ã¯ãæ®ãã®èšç®ãåæ£ããã¡ã€ã³ããã»ããµã1ã€ãããç ŽæããŠããå Žåãä»ã®ããã»ããµãã¡ã€ã³ã®ããã»ããµã«ãªãå¯èœæ§ããããŸãã ã·ã¹ãã ã¯è€éã§ãããå¿
èŠãªä¿¡é Œæ§ãæäŸã§ããŸãã ãã¹ãã€ã³ã¿ãŒãã§ã€ã¹ãã¡ã¢ãªã¯ãåŸæ¥ã®å°äžã·ã¹ãã ã«äŒŒãŠããŸãã äž»ãªå±éºæ§ã¯ãæŸå°ç·ã®åœ±é¿ã§ãããããžã¿ã«åè·¯ã®è«çéåããªãã¢ã³ãã®é»å§å€åãçºç±ã®å¢å ãªã©ã«ã€ãªããå¯èœæ§ããããŸããããŒããŠã§ã¢ããã³ãœãããŠã§ã¢ã¬ãã«ã§ãã§ãã¯ãµã ãåžžã«ãã§ãã¯ããããšã«ããããšã©ãŒä¿®æ£ïŒç¹å¥ãªã³ãŒãïŒ ãããã³åé·æ§ïŒå
šäœãŸãã¯äžéšã®éã®è€è£œïŒ ã
ãœãããŠã§ã¢ã«é¢ããŠã¯ããããã®èŠä»¶ã¯éåžžã«å³ããã§ããé£è¡å¶åŸ¡ã·ã¹ãã ã®ããŒããªã¢ã«ã¿ã€ã ãå°è¡šãšã®äœçœ®ãšãµãŒãã¹ã®æ¥ç¶ãããã³ããã»ã©å³ãããã®ã§ã¯ãããŸãã
éä¿¡è¡æã®å Žåãé£è¡ä»»åã«é¢é£ããããŸããŸãªæäœã®æéãŸã§ã«ãããã¯äº€æè£
眮ã®å¶åŸ¡ã§ãã ãã®å Žåãã·ã¹ãã ã¯éåžžã®é«éãªãã¬ãŒãã£ã³ã°ã·ã¹ãã ãå Žåã«ãã£ãŠã¯ã¢ã»ã³ããªKolibri OSã§å¶åŸ¡ã§ããŸãã ãã®ãããªã·ã¹ãã ã®ãœãããŠã§ã¢éçºã¯ãéåžžã«è²¬ä»»ãããé£ããäœæ¥ã§ãã ãã®ãããªã·ã¹ãã ã§ã¯ãSpecTRM-RL ïŒä»æ§ããŒã«ããã³èŠä»¶æ¹æ³è«ïŒã«é¡äŒŒããç¹æ®ãªCADã·ã¹ãã ã®äœ¿çšãå«ããã¹ããšèšç»ã«æéã®90ïŒ
ãè²»ããããã³ãŒãã£ã³ã°èªäœã¯ããã10ïŒ
ã§ãã è¡æã·ã¹ãã çšã®ãœãããŠã§ã¢ã®éçºã«é¢ãã詳现ã¯ãæç®ã«èšèŒãããŠããŸãã
æ€èšäžã®ã¬ãŒã¶ãŒãã£ãã«ã§ã¯ãè¡æã®å
åŠéšåãç¹ã«ä¿¡å·ãåä¿¡ããŠââå
æ€åºåšã«éãå
åŠéšåãéåžžã«éèŠã§ããããã«ã€ããŠã¯åã®ã»ã¯ã·ã§ã³ã§èª¬æããŸããã ãã®å
åŠã·ã¹ãã ãç¹åŸŽä»ããã«ã¯ãã¢ã³ããã®çè«ããã®æŸå°ãã¿ãŒã³ã®æŠå¿µã䜿çšãããšäŸ¿å©ã§ãã 詳现ã説æããªãå Žåããã®ãããªå³ã¯éåžžãã¬ã·ãŒããŒã®ããé¢ã§èæ
®ãããã¬ã·ãŒããŒãç°ãªãè§åºŠã§ç
§å°ããããšãã«åä¿¡ãããä¿¡å·ã¬ãã«ã瀺ãããŸãã ãã®ãããªã·ã¹ãã ã«ã¯ããç²ç¹ãããããããããæŸå°ãçŽæ¥åä¿¡æ©ã«å°éããããšã¯ãããŸããã ã¬ãŒã¶ãŒãã£ãã«ã®å Žåãããã¯ãè¡æãšã®éä¿¡ã確ç«ã§ããç«æã®è¡šé¢ç©ãå¶éãããããšãæå³ããŸãïŒãããã«ããŠããå¶éã¯å€§ãããªããŸãããååŸã倧ãããæ°Žå¹³ç·ãåå ã§ãïŒã ãã®åé¡ã®å
·äœçãªè§£æ±ºçã¯ã ããã¡ã»ããããžã§ã³ãã®ãã¯ãããžãŒã䜿çšããããšã§ãã ãã®ãã¯ãããžãŒã®äžå¿ã«ããã®ã¯ã ãã©ã€ã¢ã€ãã¶ã€ã³ã§ãåšå²ã360床èŠãããšãã§ããŸãã ãããã£ãŠãåŸæ¥ã®å³ã«ç€ºãããã«ãè¡æã®èŠéè§ãåºããããšãã§ããŸãã

ãã¡ã»ããããžã§ã³ã¯ãäžç¶è¡æéãããã³å Žåã«ãã£ãŠã¯ãã©ãã¹ããã€ã¢ã¹ãªã©ã®ä»ã®å€©äœãšéä¿¡ããæ©èœãæäŸã§ããŸãããããã¯ããè€éãªã¿ã¹ã¯ã§ãã
ã¬ãŒã¶ãŒéä¿¡ãã£ãã«ã®éæ¢è»éã§è¡æäžç¶åšã䜿çšãããšããããžã§ã¯ãã®è€éããå¢ããŸãããåæã«ãäž»ã«éä¿¡ç¯å²ã®æ¡å€§ãšããç¹ã§å€ãã®å©ç¹ããããŸãã è¡æã®éããããªãœãŒã¹ã«ãããã¢ãŒããã¯ãã£ã®ç¹å®ã®èŠä»¶ã決ãŸããŸããããšãã°ãç«æã§åæ§ã®éä¿¡æ©ã®ãã¯ãŒã¬ãŒã¶ãŒã䜿çšããããšã¯å°é£ãªå ŽåããããŸãããã®å Žåããã匱ããšããã¿ãŒã䜿çšããããããã倧ããªéå£éšïŒåä¿¡é åïŒãæã€å察åŽã®åä¿¡æ©ã§è£åããå¿
èŠããããŸãã
ã¹ããã5.ããŒã¿è»¢é
ãã®èšäºã§æ€èšãããŠããã¬ãŒã¶ãŒéä¿¡ãã£ãã«ã¯ããã¬ã¡ããªéä¿¡ã¯ãã¡ããã®ããšãã¹ããŒã·ã§ã³éã§é³å£°ãšãããªã®ãããŒããã£ã¹ããæäŸã§ãããªã©ãå€æ°ã®éä¿¡ããŒãºãã«ããŒã§ããŸãã æšå®å€ã§1 Gbit / sã®ãã£ãã«å®¹éã«å¯ŸããŠéåžžã«å®éã®ã·ã¹ãã ãã©ã¡ãŒã¿ãŒãååŸãããããšã«æ°ã¥ããå Žåãããã¯é©ãããšã§ã¯ãããŸããã
å
ãã£ãã«ã¯ãããã€ãã®äºæããªãèŠå ã®çºçãéä¿¡ã®æ倱ã«ã€ãªãããšããæå³ã§å®å®ããŠããŸããã ããšãã°ããã¹ãã¹ããŒã ãçºçãããšãæ°çŸãã·ãã«ã®ãã£ãã«ã«æžè¡°ãçããæ
å ±ãéä¿¡ããå¯èœæ§ããªããªããŸãã ãããé²ãã«ã¯ãããã¯ã¢ããç¡ç·ãã£ãã«ãå¿
ãã·ã¹ãã ã«å«ããå¿
èŠããããŸãã çŸåšãè¡æéä¿¡ã§å°çäžã§äœ¿çšãããŠãããã®ã®ããã«ã ãã®ãããªãã£ãã«ã®åž¯åå¹
ã¯ã¯ããã«äœããªããŸãããäºæããªãç¶æ³ã®å Žåã«ã¯ãå°ãªããšãäœããã®çš®é¡ã®æ¥ç¶ãååšããŸãã ç¡ç·ãã£ãã«ã¯ãå
åŠã·ã¹ãã ãæããšãã«ã圹ç«ã¡ãŸãã åãã®åœ±é¿ãåãã«ããã èªå°ã容æã«ããããã«ãã¬ãŒã¶ãŒæŸå°ã®çŠç¹ããããã«ãããããšãã§ããŸããããã«ãããåä¿¡åŽã«å€§ããªã¹ããããäœæãããè¡æã«å
¥ãããããªããŸãã æ¥ç¶ã確ç«ããåŸãã·ã¹ãã ã®çŠç¹ãæ»ããåä¿¡æ©ããã®å Žåã¯éä¿¡æ©ã®æ倧æŸå°ãå³å¯ã«åä¿¡æ©ã«åããããããã«ããŸãã

ã¡ã€ã³ãã£ãã«ã§éä¿¡ããªãå Žåã®æ
å ±è»¢éã®åé¡ã®è§£æ±ºçã¯ãä»ã®æ¹æ³ã§èŠã€ããããšãã§ããŸãã æè¡ã¯æ¢ãŸã£ãŠããããããããããã«æ°ããåçã«åºã¥ããŠä»£æ¿ã®ããŒã¿äŒéã·ã¹ãã ãç»å Žããã§ãããã æè¿ãç 究è
ã¯ãã¥ãŒããªãããŒã ã«ããããŒã¿ã®äŒéã«é¢ããå®éšãè¡ãããšãã§ããŸããã åœç¶ã®ããšãªããããã®å®éšã¯å®éã®å¿çšã«ã¯ã»ã©é ãã§ããããã¥ãŒããªãã®è²«éèœåãèæ
®ã«å
¥ãããšãã»ãšãã©ãã¹ãŠã®æ¡ä»¶ã§é·è·é¢ã«ããã£ãŠã¡ãã»ãŒãžãéä¿¡ã§ããããšããã§ã«ããããŸããã ããã¯ãææãä»ããŠçŽæ¥ææã®å察åŽã«æ
å ±ã転éããå¿
èŠãããå Žåã«ç¹ã«åœ¹ç«ã¡ãŸãã
æãå¯èœæ§ãé«ãã®ã¯ãå
éä¿¡ãã£ãã«ãäœããã®ãã¡ã€ããããã¯ãŒã¯ãšã€ã³ã¿ãŒãã§ã€ã¹ããããšã§ããããã¯ã ãã©ã¹ããã€ã«ãã®åªãããœãªã¥ãŒã·ã§ã³ã§ãã ãã®å Žåãæšæºã®èª¿åã«ã€ããŠèããå¿
èŠããããŸãã ã»ãšãã©ã®å Žåããããã¯ãŒã¯å
šäœãSDHã¢ãŒããã¯ãã£ã«åŸã£ãŠæ§ç¯ããïŒèæ
®ããããã£ãã«ã¯STM-16ã¬ãã«ãæäŸã§ããïŒ ããªã¬ãŒãšç«¯æ«ã®åæã確ä¿ããå¿
èŠããããŸãã æãæ£ç¢ºãªé»åããã€ã¹ãšããŠéååšæ³¢æ°æšæºãèšå®ãããªããŒã¿ãŒãšç¡ç·ãã£ãã«ã§ææã«åæããããã®ä¿¡å·ããããŒããã£ã¹ããããšããã¹ãŠã®éä¿¡ãã£ãã«ã·ã¹ãã ãåæããŠåäœããŸãã
ããšãã°ã人ã
ã茞éããããã®ããŒããŒãè»ãªã©ã®ã¢ãã€ã«ã·ã¹ãã ã«ã€ããŠã¯ãç¹å®ã®ååŸã§é©åãªéä¿¡ãæäŸããè¶
é«åšæ³¢æ°ïŒ300-3000 MHzïŒãŸãã¯è¶
é«åšæ³¢æ°ïŒ3-30 GHzïŒã§ç¹å®ã®ç¡ç·ãã£ãã«ãå±éããå¿
èŠããããŸãã ã¹ããŒã·ã§ã³å
ã§ã倧ããå Žåãç¡ç·ã·ã¹ãã ã¯äžçš®ã®LTE ã WiMAXã«åå²ã§ããŸãã ã¹ããŒã·ã§ã³ããã®æ·±å»ãªè·é¢ãæ瀺ãããŠããå Žåãé«ãã¢ã³ãããé
眮ããããé·ãæ³¢ã§ããé ãã®ãªããžã§ã¯ããšéä¿¡ã§ããŸãã ãã®åé¡ã¯ãé·è·é¢ããã³çè·é¢éä¿¡ã®ããŸããŸãªã·ã¹ãã ãååšããå°çäžã®æè¡çåé¡ã®æ çµã¿ã§ãã§ã«è§£æ±ºãããŠããŸãã
å€æ°ã®ç 究ã¹ããŒã·ã§ã³ãšè¡æãã©ã³ã¹ãã³ããŒããã®ç«æäžã®ã°ããŒãã«ãããã¯ãŒã¯ã®ååšã«ã¯ãå°çãµãŒãã¹ãšã®åæãå¿
èŠã«ãªãå¯èœæ§ããããŸãã ããã§ã®å
šäœã®åé¡ã¯ãä¿¡å·ã®é
延ã§ãã ææéã®ãçããè·é¢ã§æ³¢ã®ãã±ããã転éããã«ã¯ãçŽ3åããããŸãã ææªã®å ŽåãçŽ20åã§ãã ããã«ã¯ãå°çäžã®ç«æ人ããã³ç«æäžã®å°ç人åãã®ãµãŒãã¹ãèšèšããéã«ç¹å®ã®ã¢ãããŒããå¿
èŠã§ãã ãŸãã¯ã ããŒãžã§ã³ç®¡çã·ã¹ãã ã§çŸåšäœ¿çšãããŠãããœãªã¥ãŒã·ã§ã³ã䜿çšã§ããŸã ã
ãã®èšäºã§ã¯ãç«æã®ç 究ã¹ããŒã·ã§ã³éã®ä»®æ³éä¿¡ã·ã¹ãã ã«ã€ããŠã®è°è«ã®ãããã¯ãææ¡ããŸããã ããŸããŸãªã¬ãã«ã®ãã¬ãŒãã³ã°ã®èªè
ã®å¹
åºããµãŒã¯ã«ãåŒãä»ããããã«ãããã€ãã®åºæ¬çãªæè¡çšèªã®ç°¡åãªèª¬æãæäŸãããŠããŸãã åºç€ãšããŠãç«æã®éæ¢è»éã§è¡æãªã¬ãŒãä»ããŠãªãŒãã³ãªå
éä¿¡ãã£ãã«ã䜿çšãããšããã¢ã€ãã¢ãããã³å€ãã®é¢é£ããæè¡çãªåé¡ã解決ããããã®ããã€ãã®åææ¡ä»¶ãåççã«ææ¡ãããŸããã 以äžã®æžç±ãšèšäºã®ãªã¹ãã¯ã質åã«å¯ŸããçããèŠã€ããã®ã«åœ¹ç«ã¡ãŸãã èããããŠããåé¡ã解決ããããã®ã¢ã€ãã¢ãšææ¡ïŒç¹ã«æ ¹æ¬çã«ç°ãªãïŒãèŠãŠããããã§ãã
ã¹ããã6.èªã
- ããŒã»ã¯ãªã¹ãã£ã³ããã»ã«ã»ãŽã«ã·ã£ã³ãã¯ãªãªã¬ã»ã¢ã«ããã¹ã é»æ³¢
ç«æãšãã®åšèŸºã§ã®ã³ãã¥ãã±ãŒã·ã§ã³ã®ããã®äŒæãã³ãããã¯ã - NASA ç«æã®äºå®ã
- CEã·ã£ãã³ãšW.ãŠã£ãŒããŒã æ
å ±ã®æ°åŠççè«ã
- ããã³ã·ã¥ã¿ã€ã³V.A.ãã©ãããããŒãº
- LandauãL.D.ãLifshitsãE.M. Field Theoryã
- Grudinskaya G.P.é»æ³¢äŒæ¬ã
- Nikolsky V.V.é»æ³¢ã®é»æ°ååŠãšäŒæã
- Pimenov YuãV.æè¡çãªé»æ°ååŠã
- Shannikov D.V.æè¡çãªé»æ°ååŠã ã¢ã³ããããã€ã¹ãšé»ç£æ³¢ã®äŒæã
- ããªãã³G. B.ãµãã£ãã¯å¹æã æ£ãã説æãšèª€ã£ã説æã
- Goldstein L.D.ãZernov N.V.é»ç£çãšæ³¢åã
- ã¯ã«ãã ãžã§ãŒã ãºR.ãšã¯ã€ãªãŒJ.ã©ãŒãœã³ã å®å®ããã·ã§ã³ã®åæãšèšèšã
- LeachãRonald J.ãœãããŠã§ã¢ãšã³ãžãã¢ãªã³ã°å
¥éã
- çå¹³æ£å²ããã³ã·ãŒã»Gã»ã¬ããœã³ã å®å®ã¢ããªã±ãŒã·ã§ã³ã§ã®SpecTRMã®äœ¿çšã
- ããµã«ã³ããã³ã»ã³ãL.ããããŒãC.ã ãŒã¢ã å®å®ã·ã¹ãã ã®åºç€ã
- ãœãããã³V.ãã¡ã»ããããžã§ã³ã
- ã€ã³ã«ã»ãããªããã ã€ã³ãã¬ãŒã¿ãã«ç«æè¡šé¢æž©å®€ã®å·¥åŠçæŠå¿µã
- Georgi Petrovã®MIT SM建ç¯è«æã
- ãã¬ã·ãªã¯ããã¹ ããžã¿ã«éå±€ãšE1ã¹ããªãŒã ïŒ esendjer ïŒã
PSãªãœãŒã¹ã«ãŒã«ãšCreative Commons Attribution 3.0 UnportedïŒCC BY 3.0ïŒã®æ¡ä»¶ã«åŸã£ãŠãã ããPPSãã®èšäºã¯éåžžã«èšå€§ã§ããã¿ã€ããã¹ãäžæ£ç¢ºãªè¡šçŸãæèšã®ååšãèªããŸãã ãã©ã€ããŒãã¡ãã»ãŒãžã§ã³ã¡ã³ããæžããŠãã ããã èšäºãããè¯ãããããšæããŸãã ããããšã