࠼ ္ ࢽڟFTTH કቛ ڦITU ࠼္ࡀݔ௬ၠ MDU ᆌᆩ 㗙˖Meghan Fuller HannaˈljLightwaveNJ䌘⏅㓪䕥 ৎઠLjITU-T G.657 ࡀڦݔકቛLjटںٷٝକྖ൸փ௺ߌ࠼္ሞথྪዐڦᆌᆩăᆶକኄ ၵ࠼္Ljरຍටᇵ৽ᅜሞ MDU ࣍ৣዐLj๑ᆩدཥڦཟ၍Ҿጎ݆ݛLjܸփࣷᆅटڦٷࡼă 2009 10 ሆLjITU-T ዘႎႪ۩ժકቛକ၄ᆶ ڦG.657 ࡀ ݛ๕ăᅺُLjITU ਦۨۨᅭᅃዖႎ္࠼ڦૌ႙Lj৽ G.657. ݔLjᆅକྖ൸փ௺ߌ࠼္ևݴLjᅜٝഄሞথྪஏዐ B3 ጱૌă Đኄዖႎ࠼္ߵԨႠںইگକ MDU ᆌᆩׯڦԨđLj ڦᆌᆩăITU Քጚࣅፇኯණ๎ߵڟԨႠྖڦ္࠼ื༵ں൸ Mazzarese ຫă ႠీLjํ၄०ׯگࢅڇԨॆڦབྷई୍ᇔ࠼္Ҿጎ࠲ڦ॰ă ሞ 2006 12 ሆ݀ք ڦITU-T ؛๔ࡀݔዐLjۨᅭକଇ ዖ ࠼ ္ ጱ ૌǖG.657.A ࢅ G.657.BăA ጱ ૌ ۨ ᅭ କ 10mm Verizon ሞഄ FiOS ྪஏዐLjᅙঢ়ስ OFS ڦ5mm ྖ ൸ӷ০ ڦEZ-Bend ࠼္ᆩᇀ MDU ڦևຈăMazzarese ඓ ණሏᆐฆኟሞևຈଇዖ࠼္Ljᅃዖྖ൸ӷ০ 4.8mmLjଷ ྖ൸ӷ০ׂLjࢅ၄ᆶ ڦITU-T G.652.D ࡀࢫݔၠग़ඹă ᅃዖ 3mmăଇዖ࠼္ڦଇۼ܋ದԢକۆ႙ڦথཀྵLj B ጱૌۨᅭକ 7.5mm ྖ൸ӷ০ׂLjփ୯ࢅ G.652.D Սᇀन֭नᆩڦҾጎăଷᅃݛ௬Ljౢ࠼મဣཥDŽwww. ڦग़ඹႠă corning.com/cablesystemsDžԲডณڦ༌ڟഄਜ਼ࢽ൧Ljփ ሞዘႎႪ۩ժકቛ ڦ2009 ӲԨዐLj ܔA ጱૌ ࡗLj ᄽ হ Փ ණ ྺLjVerizon ᄺ ሞ և ຈ Corning ࢇ ޙ ڦ ࢅ B ጱૌፔକႎڦంఁLjڍᇱ๔௮ຎ࣏ԍାକူઠă ClearCurve G.657.B3 ࡀ္ׂ࠼ڦݔă ၄ሞ A ጱૌঢፔ G.657.A1Ljܸ B ጱૌሶྺ G.657.B2ă ॆٷړණྺ MDU ᆌᆩ 5mm ྖ൸ӷ০࠼္ڦፌ؛ 2009 ӲԨႎሺକଇ߲࠼္ጱૌLjݴ՚ G.657.A2 ൻۯ૰้LjOFS ڦဣཥࢅᆌᆩ߾ײጺ॔ John Geoge ૬ਗ਼ ࢅ G.657.B3ăഄዐLjࢫኁइڥକፌ࠲ڦ܈ײٷጀLjዷᄲ ኸLjኄૌ࠼္ᄺᅜᆌᆩሞॆ߲ڇབྷڦևຈዐLj༬՚ ᅺྺ Verizon ླྀۯժ֑భڦă ୯ڟፌႎ၄ڦా ONT ยԢă Đሞణമॺዾాኻᆶ ณଉ࠼္ڦ൧ ᮄൟܝ㑸ⱘ䳔∖ ူLjኄૌ࠼ ܔᇀ Verizon ኄᄣڦሏᆐฆLjܔႎ႙࠼္ڦႴ൱ ሞՂႜڦLjኄᄣഄरຍටᇵ৽ᅜ֑ᆩૌຼدཥཟ၍ڦև ္ڦඪࢆᆌᆩ ۼᆶॏኵLj đ ຈݛ๕LjĂ०ںڇևຈ࠼္Ljᅜবู้क़ࢅূബă ຫLjĐ ኄ ૌ ጺڦઠຫLjևຈ࠼္࠼મణമঢ়ሦᇜᅃၵݥਗ਼ڦገ ࠼္ኟሞᆩᇀ ঙྖ൸൧Ljᅃၵฯ ڟٳ90 ྖ܈൸ă்ঢ়ች۠ሞ ࠼္ڟӸࠅ ጎӱཉࢫڦ௬ईူݛLjฯথሞݛںڦړፔ U ႚ Ă࠼္ڟฆ ࠦۨăཚࡗᅃၵํᆩٯแLjᅜইگҾጎݯڦᆩLjᅺُLj ׇፀࢽڪඪࢆ रຍටᇵथႴᅃ༫ᆩᇀՔጚ࠼္ڦք၍Ӹ݆ă Đසࡕే ᄽခ༵ࠃኁᄲ ᆩ X พ၍ੂኄၵևຈٯแူ࠼္ڦ൧Ljే৽ࣷ݀၄࠼ ൱ׯگԨĂՍ ္ྖڦ൸ӷ০߁ٷሞ 5mm ፑᆸLjၭᇀ 7.5mmăđOFS ඇ যҾጎࢅႴ ൰࠼္रຍᆐၨঢ় David Mazzarese ຫă ୯࠼္ྖ൸ ၄ ሞLjITU ڦ G.657 ྖ ൸ փ ௺ߌ࠼္ࡀݔ ௮ຎକ຺߲࠼ ္ጱૌᆩᇀথ ǖA1 ጱ ૌ ۨ ᅭ କ 10mm ྖ ڦ൸ ӷ ০Ǘ A2 ࢅ B2 ጱૌ ۨᅭକ 7.5mm ྖ ڦ൸ ӷ ০Ǘ B3 ጱ ૌ ۨ ᅭ କ 5mm ྖ ڦ ൸ӷ০ă ፌၭยऺӷ০ 1) 10mm G.657/2009 ඇհ 1260ċ1625nm “থ” 1310, 1550, 1625nm “ᆶ၌ਐ” A1 B2 A2 B3 ํाฉLjኄᄺ Verizon ࢅഄپፔਦۨڦᇱᅺLj ࡼࢇׇڦđă 14 ړ்֑ᆩ०ڦڇཟ၍Ҿጎఇ๕Ljևຈፌڟీٷ փࡗփ 7.5mm ྖ൸ӷ০ ڦG.657.B ࠼္้Lj݀၄ሞฉຎևຈٯแ ᆶටۼණྺ ူLj࠼္ᆶକࡗ֭ڦٷLj༬՚֑ᆩ U ႙ࠦۨڦఫዖ 5mm ྖ ൸ ӷ Aug/Sep 2010 Lightwave China ⊶ܝ䗮ֵ www.lwc.com.cn 2) 7.5mm 3) 5mm ࠼ ္ ࢽڟFTTH ০ڦ࠼္ՂᄲڦLjन๑ሞૌຼ U ႚࠦۨڦट܋൧ ူăĐᄲ൱࠼મాڦ࠼္ႠీՂႷڟٳᅃۨྖڦ൸ӷ০ ઠፁ U ႚᆌᆩܔ்ઠຫٗઠுᆶඪࢆᅪᅭLjđLjDraka Communications (www.draka.com) ԛ ெ ࠼ ္ ᄽ ခ ঢ় Ryan Chappell ණྺLjĐᅺྺేփ U ႚࠦۨ࠼္Ljܸ U ႚࠦۨ࠼મăđ Draka Communications ڦጆॆՑຫLjᆌۨᅭڦ ࠼મࡀݔLjܸփ࠼္ࡀݔă்ණྺ B2 ጱૌ္࠼ڦኻᄲ ሞࢇ࠼ڦમዐLj֑ᆩܸ०ڦڇҾጎ৽݆ݛᅜ๑ᆩ ࡻݥڥă ڍChappell ᄺණǖ Đ்ሞኄׇՑஃዐ฿Өକđ ă ᔃ᳆ϡᬣᛳܝ㑸˄MMF˅⍂ߎ∈䴶 සࡕ࿚࠼္ॆĐྺ๊ሞথྪஏዐLjྖ൸փ௺ ߌڇఇ࠼္ᆶᆩǛđ்ॽߢ໕ేLjኄᄣ္࠼ڦᅜ ሞঙዐྖ൸ ׯ90 ܈Ljฯ U ႚăሞᆶႠ࣍ڦ ৣዐ๑ᆩݥၙLjྖ൸փ௺ߌ࠼္ᅜඟरຍටᇵ֑ ᆩׯຄدڦཥཟ၍ք၍݆ݛLjܸٗই္࠼گևຈׯڦԨă ৎઠ၄ྖڦ൸փ௺ߌܠఇ࠼္ᄺਏᆶཞᄣڦᆫۅLj ᅜሞഓᄽྪDŽҾጎक़ုၭLjժࣷೕںݏᅎۯĂሺे ࢅ߀ՎDžዐᆌᆩă Đுᆶᅃ߲ۆ႙ڦຕዐ႐࠼္ևຈఇ๕đ LjCorning Chappell ࢅڦཞ๚၎႑ ܔG.657 ࡀे߸ݔዘᄲڦક ݀ჾට Monica Sofio ණྺLj Đీᆶྖ္࠼ڦٷ൸Ljᄺ ቛాඹᆌ A2 ጱૌă؛๔ӲԨ ڦG.657.B ጱૌۨᅭକ ీሞோฉݣዃ࠼મăኄᅃ߲ᆶႠৣ࣍ڦLjᆮ 7.5mm ྖ൸ӷ০Ljڍփᄲ൱ࢫၠग़ඹLjᄺுᆶ༵ڟሞথ ഄړຕଉჄฉืLjຕዐ႐Վे߸ڥᆛफࢪ้ڦă đ ྪஏዐڦയሞᆌᆩă࠶ுᆶඓൎڦՔጚLjܠਜ਼ࢽᅙ ঢ়ࠔசժीჄࠔச G.657.B ࠼္ᆌᆩሞྔևຈă ĐํाฉLj G.657.B ࠼္ᅙঢ়ٷଉ๑ᆩLj đሞ Chappell ڦԒߢዐ༵ڟǖ ࠶ுᆶᅃ߲ጆோኍྖܔ൸փ௺ߌܠఇ࠼္ڦ Ք ጚLj ᅃ ၵ ॆ ᅙ ঢ় ᆶ କ ᅃ ၵ ၎ ᆌ ׂ ڦăCorning ሞ ඁ ؛Lj ံ ॽ ഄ ీ ඹ ඨ ट ྖ ٷ൸ ܠ ڦఇ ࠼ ္ Đܠਜ਼ࢽ൩൱்ዘႎՊႀ G.657Ljሺेᅃၵ۫ဇLjሎႹ ClearCurve ཨݣׇăሞ۬ཀLjሞනԨਉӸ ڦBICSI ࣷ ்ሞࢽྔ၍ୟยԢዐ๑ᆩߛڪपྖڦ൸փ௺ߌ࠼္ă đ ᅱ ฉLjDraka Communications ࢅ OFS ᄺ ۼቛ ๖ କ ሺेକ A2 ጱૌࢫLjྪஏሏᆐฆ၄ሞీॽ߸ᅟևຈڦ ்ྖڦ൸փ௺ߌܠఇ࠼္Ljݴ՚ྺ MaxCap-BB-OM3/ 7.5mm ྖ൸ӷ০္࠼ڦᆩᇀཚ࠼ྔࢽڦમዐLjܸٗᅜ MaxCap-BB-OM4 ࢅ LaserWave FLEXă ்ॆණྺǖኄၵႎྖڦ൸փ௺ߌܠఇ࠼္༵ࠃକ ᆩ߸ၭڦዕ࢈܋Ăದ၍ၒࢅ࠼္٪ئक़ă ُྔLjChappell ຫLjኻ֑ᆩᅃ߲ࡔाՔጚփᅟሰंׯ ၫăĐሞࡗඁLjేՂႷඓేᄲ ࢇޙ္࠼ڦG.657.A ࢅ B ࡀݔLj࣏ᆶ ࢇޙG.652.D ࡀݔLjຫഐઠஆ᙮ăđ ᆶߛĂߛڦټᆫLjᆶኸՔڟٳۼईࡗגኍܔ घ࠼ᆫࣅܠڦఇ࠼္ OM3/OM4 ႜᄽՔጚă ഥԁ / ೝݛᆈ٫༵ߛ ڟ200 ഥԁ / ೝݛᆈ٫Ljઠ༲ڦֶأ ࠼္ăChappell ຫLjऺࣄᅙঢ়ሞ ITU-T ࣷᅱዐ༪ஃࡗLj ᕙᅠ៤ⱘᎹ ڍԥਨକăڍஃසࢆLjDraka ᅙঢ়ਦ֑ۨᆩኄၜरຍă ITU-T G.657 ࡀڦݔકቛࢅሺ۩๑ڥሏᆐฆᅜ֑ᆩ Sumitomo Electric Industries (http://global-sei.com) ܔഄ Քጚྖڦ൸փ௺ߌ࠼္ઠևຈഄথྪࢅࢽྔྪஏăփࡗ PureAccess-R5DŽᆫᇀ B3Džྖ൸փ௺ߌڇఇ࠼္ᄺ֑ᆩକ ኄ࣏ᆶᅃၵ߾ڦׯྜځፕăᆶ၎࠲ጨଙۼණྺ 5mm ᅃዖૌຼڦഽ֪܈ă ྖ൸ӷ০္࠼ڦሞሏᆐฆྪஏዐ๑ᆩਏԢፁࠕॳڦႠࢅ ĐኄᅃႎٷLjđOFS ڦGeorge ණLjĐڍ்ӝ ࿘ۨႠLjڍᅃၵጆॆ၎႑Ⴔᄲፔᅃօڦჺ৯ઠඓԍ࠼ ྖ൸ӷ০ইྺ 5mmLjժॽഄݣሞ࠼મዐᄂጣঙઙ้Lj ္ሞ 20 ิڦంዜాڦ੍Ⴀă ኄᅃ்߲ுᆶࡻჺ৯ࡗڦႎڦ൧LjႴᄲፔ߸ڦܠ Đํाฉժுᆶڦܠ๚ᄲፔLjేݥأӝ࠼္ᆩڟ Քጚࣅ߾ፕăĐ 5mm ྖ൸ӷ০ᅜူLjđChappell ຫLjĐ࠼္ࠤቱ୲ ๚ํฉLj߸ڦܠՔጚࣅ߾ፕᅙঢ়ሞ ITU ڦᅱײዐăူ ీྺ 10 ᅢݴኮᅃDŽ7.5mm ྖ൸ӷ০Dž ڟ1 ᅢई 2 ᅢݴኮ ᅃْࣷᅱLjׯᇵ்ॽ༪ஃሺेଷᅃ߲ጱૌ G.657.A3ăኄ ᅃDŽ5mm ྖ൸ӷ০DžLjᅺُLjධ৹ਏԢटߛڦ੍ႠăڍLj ߲ጱૌࣷԈઔࢫၠग़ඹ G.652.D ࡀ ڦݔ5mm ྖ൸ӷ০࠼ ᅃྖڋ൸ӷ০ሞ 5mm ᅜူLj൸၍৽ࣷՎݥڥ۸Ljࠤቱ क़้߰क़ࣷՎڥሁઠሁ܌ăđ Draka Communications ᅙঢ়֑ᆩᅃዖႎ֪݆ݛڦ ࠼္ăሞྖگ൸ӷ০Ҿጎ้Ljॽۆ႙ᄓڦഽ ٗ܈100 ္ăᆯ Peter PondilloDŽCorning ڦՔጚ߾ײঢ়Dž༵Ԓߢă Đ࠼္ڦఇׇ০සࡕփీࢫၠग़ඹLj৽ీሞথཀྵت ሺेയሞڦࡼăđएᇀኄ߲ᇱᅺLjITU-T ॽ༑ࢫၠग़ ඹ ڦ5mm ྖ൸ӷ০ ڦA3 ጱૌڦీႠă www.lwc.com.cn Lightwave China ⊶ܝ䗮ֵ Aug/Sep 2010 15
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