࠼
္‫ ࢽڟ‬FTTH
કቛ‫ ڦ‬ITU ࠼္ࡀ‫ݔ‬௬ၠ MDU ᆌᆩ
԰㗙˖Meghan Fuller HannaˈljLightwaveNJ䌘⏅㓪䕥
ৎઠLjITU-T G.657 ࡀ‫ڦݔ‬કቛLjट‫ںٷ‬ٝ৊କྖ൸փ௺ߌ࠼္ሞথ෇ྪዐ‫ڦ‬ᆌᆩăᆶକኄ
ၵ࠼္Ljरຍටᇵ৽੗ᅜሞ MDU ࣍ৣዐLj๑ᆩ‫د‬ཥ‫ڦ‬ཟ၍Ҿጎ‫݆ݛ‬Ljܸփࣷᆅ෇ट‫ڦٷ‬໦ࡼă
2009 ౎ 10 ሆLjITU-T ዘႎႪ۩ժકቛକ၄ᆶ‫ ڦ‬G.657 ࡀ
‫ݛ‬๕ăᅺُLjITU ਦۨۨᅭᅃዖႎ‫္࠼ڦ‬ૌ႙Lj৽๟ G.657.
‫ݔ‬Ljᆅ෇କྖ൸փ௺ߌ࠼္և‫ݴ‬Ljᅜٝ৊ഄሞথ෇ྪஏዐ
B3 ጱૌă
Đኄዖႎ࠼္ߵԨႠ‫ں‬ই‫گ‬କ MDU ᆌᆩ‫ׯڦ‬ԨđLj
‫ڦ‬ᆌᆩăITU Քጚࣅፇኯණ๎‫ߵڟ‬ԨႠ‫ྖڦ္࠼ื༵ں‬൸
Mazzarese ຫă
ႠీLj๟ํ၄०‫ׯگࢅڇ‬Ԩ‫ॆڦ‬བྷई୍ᇔ࠼္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 ྪஏዐLjᅙঢ়჋ስ OFS ‫ ڦ‬5mm ྖ
൸ӷ০‫ ڦ‬EZ-Bend ࠼္ᆩᇀ MDU ‫ڦ‬ևຈăMazzarese ඓ
ණሏᆐฆኟሞևຈଇዖ࠼္Ljᅃዖྖ൸ӷ০๟ 4.8mmLjଷ
ྖ൸ӷ০ׂ೗Ljࢅ၄ᆶ‫ ڦ‬ITU-T G.652.D ࡀ‫ࢫݔ‬ၠग़ඹă ᅃዖ๟ 3mmăଇዖ࠼္‫ڦ‬ଇ‫ۼ܋‬ದԢକ‫ۆ‬႙‫૶ڦ‬থཀྵLj
B ጱૌۨᅭକ 7.5mm ྖ൸ӷ০ׂ೗Ljփ੊୯ࢅ G.652.D
Սᇀन֭नᆩ‫ڦ‬Ҿጎăଷᅃ‫ݛ‬௬Lj੃ౢ࠼મဣཥDŽwww.
‫ڦ‬ग़ඹႠă
corning.com/cablesystemsDžԲডณ‫ڦ‬༌‫ڟ‬ഄਜ਼ࢽ൧઄Ljփ
ሞዘႎႪ۩ժકቛ‫ ڦ‬2009 ౎ӲԨዐLj໚඗‫ ܔ‬A ጱૌ
ࡗLj ᄽ হ ೵ Փ ණ ྺLjVerizon ᄺ ሞ և ຈ Corning ‫ࢇ ޙ ڦ‬
ࢅ B ጱૌፔକႎ‫ڦ‬ంఁLj‫ڍ‬ᇱ๔௮ຎ࣏๟ԍାକူઠă ClearCurve G.657.B3 ࡀ‫္ׂ࠼ڦݔ‬೗ă
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࠼္ᄺ੗ᅜᆌᆩሞ‫ॆ߲ڇ‬བྷ‫ڦ‬ևຈዐLj༬՚๟
ᅺྺ໲๟ Verizon ླྀ‫ۯ‬ժ֑భ‫ڦ‬ă
੊୯‫ڟ‬ፌႎ‫؜‬၄‫ڦ‬๪ా ONT ยԢă
Đሞణമॺዾ࿿ాኻᆶ
ณଉ࠼္‫ڦ‬൧
ᮄൟ‫ܝ‬㑸ⱘ䳔∖
઄ူLjኄૌ࠼
‫ܔ‬ᇀ Verizon ኄᄣ‫ڦ‬ሏᆐฆLj‫ܔ‬ႎ႙࠼္‫ڦ‬Ⴔ൱๟๞
ሞՂႜ‫ڦ‬Ljኄᄣഄरຍටᇵ৽੗ᅜ֑ᆩૌຼ‫د‬ཥཟ၍‫ڦ‬և
္‫ڦ‬ඪࢆᆌᆩ
‫࢔ۼ‬ᆶॏኵLj
đ
ຈ‫ݛ‬๕Lj੺໏Ă०‫ںڇ‬ևຈ࠼္Lj੗ᅜবู้क़ࢅূബă ໱ ຫLjĐ ኄ ૌ
ጺ‫ڦ‬ઠຫLjևຈ࠼္࠼મణമঢ়‫׉‬ሦᇜᅃၵ‫׉ݥ‬੏ਗ਼‫ڦ‬ገ
࠼္ኟሞᆩᇀ
ঙྖ൸൧઄Ljᅃၵฯ዁‫ ڟٳ‬90 ‫ྖ܈‬൸ă໲்ঢ়‫׉‬ች۠ሞ
࠼္‫ڟ‬Ӹࠅ
ጎ๦ӱཉ‫ࢫڦ‬௬ईူ‫ݛ‬Ljฯ዁኱থሞ๢‫ݛںڦړ‬ፔ U ႚ
๪Ă࠼္‫ڟ‬ฆ
ࠦۨăཚࡗᅃၵํᆩ‫ٯ‬แLj੗ᅜই‫گ‬Ҿጎ‫ݯڦ‬ᆩLjᅺُLj ‫ׇ‬ፀࢽ‫ڪ‬ඪࢆ
रຍටᇵथႴᅃ༫੗ᆩᇀՔጚ࠼္‫ڦ‬ք၍Ӹ݆ă
Đසࡕే
ᄽခ༵ࠃኁᄲ
ᆩ X พ၍ੂኄၵևຈ‫ٯ‬แူ࠼္‫ڦ‬൧઄Ljే৽ࣷ݀၄࠼
൱‫ׯگ‬ԨĂՍ
္‫ྖڦ‬൸ӷ০‫߁ٷ‬ሞ 5mm ፑᆸLjၭᇀ 7.5mmăđOFS ඇ
যҾጎࢅ࿮Ⴔ
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 ࢅഄ໲‫پ‬՗ፔਦۨ‫ڦ‬ᇱᅺLj ໦ࡼ‫ࢇׇڦ‬đă
14
‫ړ‬໱்֑ᆩ੺໏०‫ڦڇ‬ཟ၍Ҿጎఇ๕Ljևຈፌ‫ڟీٷ‬
փࡗփ๟
7.5mm ྖ൸ӷ০‫ ڦ‬G.657.B ࠼္้Lj݀၄ሞฉຎևຈ‫ٯ‬แ
໯ᆶට‫ۼ‬ණྺ
ူLj࠼္ᆶକࡗ‫֭ڦٷ‬໦Lj༬՚๟֑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
ઠ஢ፁ U ႚᆌᆩ‫ܔ‬࿢்ઠຫٗઠுᆶඪࢆᅪᅭLjđLjDraka
Communications (www.draka.com) ԛ ெ ࠼ ္ ᄽ ခ ঢ় ૙
Ryan Chappell ණྺLjĐᅺྺేփ๟ U ႚࠦۨ஋࠼္Ljܸ๟
U ႚࠦۨ࠼મăđ
Draka Communications ‫ڦ‬ጆॆՑ঴ຫLjᆌ޿ۨᅭ‫ڦ‬๟
࠼મࡀ‫ݔ‬Ljܸփ๟࠼္ࡀ‫ݔ‬ă໱்ණྺ B2 ጱૌ‫္࠼ڦ‬ኻᄲ
ሞࢇ๢‫࠼ڦ‬મዐLj֑ᆩ੺໏ܸ०‫ڦڇ‬Ҿጎ‫৽݆ݛ‬੗ᅜ๑ᆩ
‫ࡻ׉ݥڥ‬ă‫ ڍ‬Chappell ᄺ‫׶‬ණǖ
Đ࿢்ሞኄ‫ׇ‬Ցஃዐ฿Өକđ
ă
ᔃ᳆ϡᬣᛳ໮῵‫ܝ‬㑸˄MMF˅⍂ߎ∈䴶
සࡕ࿚࠼္‫ॆ׍‬Đྺ๊஺ሞথ෇ྪஏዐLjྖ൸փ௺
ߌ‫ڇ‬ఇ࠼္࢔ᆶᆩǛđ໱்ॽߢ໕ేLjኄᄣ‫္࠼ڦ‬੗ᅜ
ሞঙ஌ዐྖ൸‫ ׯ‬90 ‫܈‬Ljฯ዁ U ႚăሞ޷ᆶ཈቟Ⴀ‫࣍ڦ‬
ৣዐ๑ᆩ‫׉ݥ‬૙ၙLjྖ൸փ௺ߌ࠼္੗ᅜඟरຍටᇵ֑
ᆩ‫ׯ‬ຄ‫دڦ‬ཥཟ၍ք၍‫݆ݛ‬Ljܸٗই‫္࠼گ‬ևຈ‫ׯڦ‬Ԩă
ৎઠ‫؜‬၄‫ྖڦ‬൸փ௺ߌ‫ܠ‬ఇ࠼္ᄺਏᆶཞᄣ‫ڦ‬ᆫ‫ۅ‬Lj੗
ᅜሞഓᄽྪDŽҾጎ੣क़ုၭLjժ൐ࣷೕ‫ںݏ‬ᅎ‫ۯ‬Ăሺे
ࢅ߀ՎDžዐᆌᆩă
Đுᆶᅃ߲‫ۆ‬႙‫ڦ‬ຕ਍ዐ႐࠼္ևຈఇ๕đ
LjCorning
Chappell ࢅ໱‫ڦ‬ཞ๚၎႑‫ ܔ‬G.657 ࡀ‫े߸ݔ‬ዘᄲ‫ڦ‬ક
݀ჾට Monica Sofio ණྺLj
Đ੗ీᆶ࢔‫ྖ္࠼ڦٷ‬൸Ljᄺ
ቛాඹᆌ޿๟ A2 ጱૌă‫؛‬๔ӲԨ‫ ڦ‬G.657.B ጱૌۨᅭକ
੗ీሞோฉ‫ݣ‬ዃ࠼મăኄ๟ᅃ߲޷ᆶ཈቟Ⴀ‫ৣ࣍ڦ‬Ljᆮ
7.5mm ྖ൸ӷ০Lj‫ڍ‬໲փᄲ൱ࢫၠग़ඹLjᄺுᆶ༵‫ڟ‬ሞথ
ഄ๟‫ړ‬ຕ਍ଉ‫׼‬ჄฉืLjຕ਍ዐ႐Վ‫े߸ڥ‬ᆛफ‫ࢪ้ڦ‬ă
đ
෇ྪஏዐ‫ڦ‬യሞᆌᆩă৑࠶ுᆶඓൎ‫ڦ‬ՔጚLj࢔‫ܠ‬ਜ਼ࢽᅙ
ঢ়ࠔசժीჄࠔச G.657.B ࠼္ᆌᆩሞ๪ྔևຈă
ĐํाฉLj
G.657.B ࠼္ᅙঢ়‫ٷ‬ଉ๑ᆩLj
đሞ Chappell ‫ڦ‬Ԓߢዐ༵‫ڟ‬ǖ
৑࠶ுᆶᅃ߲ጆோኍ‫ྖܔ‬൸փ௺ߌ‫ܠ‬ఇ࠼္‫ڦ‬
Ք ጚLj ᅃ ၵ ‫ ॆ ׍‬ᅙ ঢ় ᆶ କ ᅃ ၵ ၎ ᆌ ‫ ׂ ڦ‬೗ăCorning
ሞ ඁ ౎ ౎ ‫؛‬Lj ๯ ံ ॽ ഄ ీ ඹ ඨ ट ‫ ྖ ٷ‬൸ ‫ ܠ ڦ‬ఇ ࠼ ္
Đ࢔‫ܠ‬ਜ਼ࢽ൩൱࿢்ዘႎՊႀ G.657Ljሺेᅃၵ۫ဇLjሎႹ
ClearCurve ཨ‫ݣ‬๨‫ׇ‬ăሞ۬ཀLjሞනԨਉӸ‫ 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࠼ڦ‬ᆩᇀ೵ཚ‫࠼ྔࢽڦ‬મዐLjܸٗ੗ᅜ
MaxCap-BB-OM4 ࢅ LaserWave FLEXă
‫்ॆ׍‬ණྺǖኄၵႎ‫ྖڦ‬൸փ௺ߌ‫ܠ‬ఇ࠼္༵ࠃକ
ᆩ߸ၭ‫ڦ‬ዕ‫࢈܋‬Ăದ၍ၒࢅ࠼္٪‫ئ‬੣क़ă
ُྔLjChappell ຫLjኻ֑ᆩᅃ߲ࡔाՔጚփᅟሰ‫ंׯ‬
ၫăĐሞࡗඁLjేՂႷ௽ඓేᄲ‫ ࢇޙ္࠼ڦ‬G.657.A ࢅ B
ࡀ‫ݔ‬Lj࣏ᆶ‫ ࢇޙ‬G.652.D ࡀ‫ݔ‬Ljຫഐઠ࢔ஆ᙮ăđ
໯ᆶߛ໏Ăߛ‫ڦ੻ټ‬ᆫ๞Lj໯ᆶኸՔ‫ڟٳۼ‬ई‫ࡗג‬ኍ‫ܔ‬
घ࠼ᆫࣅ‫ܠڦ‬ఇ࠼္ OM3/OM4 ႜᄽՔጚă
ഥԁ / ೝ‫ݛ‬ᆈ٫༵ߛ‫ ڟ‬200 ഥԁ / ೝ‫ݛ‬ᆈ٫Ljઠ༲‫ڦֶأ‬
࠼္ăChappell ຫLj޿ऺࣄᅙঢ়ሞ ITU-T ࣷᅱዐ༪ஃࡗLj
ᕙᅠ៤ⱘᎹ԰
‫ڍ‬ԥ਌ਨକă‫ڍ‬࿮ஃසࢆLjDraka ᅙঢ়ਦ֑ۨᆩኄၜरຍă
ITU-T G.657 ࡀ‫ڦݔ‬કቛࢅሺ۩๑‫ڥ‬ሏᆐฆ੗ᅜ֑ᆩ
Sumitomo Electric Industries (http://global-sei.com) ‫ ܔ‬ഄ
Քጚ‫ྖڦ‬൸փ௺ߌ࠼္ઠևຈഄথ෇ྪࢅࢽྔྪஏăփࡗ
PureAccess-R5DŽᆫᇀ B3Džྖ൸փ௺ߌ‫ڇ‬ఇ࠼္ᄺ֑ᆩକ
ኄ૛࣏ᆶᅃၵ‫߾ڦׯྜځ‬ፕă໯ᆶ၎࠲ጨଙ‫ۼ‬ණྺ 5mm
ᅃዖૌຼ‫ڦ‬ഽ‫֪܈‬๬ă
ྖ൸ӷ০‫္࠼ڦ‬ሞሏᆐฆྪஏዐ๑ᆩਏԢፁࠕ‫ॳڦ‬጑Ⴀࢅ
Đኄ๟ᅃ੷ႎ‫ٷ‬୥LjđOFS ‫ ڦ‬George ‫׶‬ණLjĐ‫ڍ‬࿢்ӝ
࿘ۨႠLj‫ڍ‬ᅃၵጆॆ၎႑Ⴔᄲፔ৊ᅃօ‫ڦ‬ჺ৯ઠඓԍ޿࠼
ྖ൸ӷ০ইྺ 5mmLjժॽഄ‫ݣ‬ሞ࠼મዐᄂጣঙ஌ઙ৆้Lj
္ሞ 20 ౎‫ิڦ‬ంዜ೺ా‫ڦ‬੗੍Ⴀă
ኄ๟ᅃ߲࿢்ுᆶ࢔ࡻჺ৯ࡗ‫ڦ‬ႎ‫ڦ‬൧઄LjႴᄲፔ߸‫ڦܠ‬
Đํाฉժுᆶ໿‫ڦܠ‬๚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 ྖ൸ӷ০DžLjᅺُLjධ৹ਏԢटߛ‫ڦ‬੗੍Ⴀă‫ڍ‬๟Lj ߲ጱૌࣷԈઔࢫၠग़ඹ G.652.D ࡀ‫ ڦݔ‬5mm ྖ൸ӷ০࠼
ᅃ‫ྖڋ‬൸ӷ০ሞ 5mm ᅜူLj൸၍৽ࣷՎ‫׉ݥڥ‬۸Ljࠤቱ
क़้߰क़ࣷՎ‫ڥ‬ሁઠሁ‫܌‬ăđ
Draka Communications ᅙঢ়֑ᆩᅃዖႎ‫֪݆ݛڦ‬๬
࠼္ăሞ‫ྖگ‬൸ӷ০Ҿጎ้Lj໲ॽ‫ۆ‬႙๬ᄓ‫ڦ‬ഽ‫ ٗ܈‬100
္ăᆯ Peter PondilloDŽCorning ‫ڦ‬Քጚ߾‫ײ‬ঢ়૙Dž༵঍Ԓߢă
Đ࠼္‫ڦ‬ఇ‫ׇ‬኱০සࡕփీࢫၠग़ඹLj৽੗ీሞ૶থཀྵ‫ت‬
ሺेയሞ‫ڦ‬໦ࡼăđएᇀኄ߲ᇱᅺLjITU-T ॽ༑໭ࢫၠग़
ඹ‫ ڦ‬5mm ྖ൸ӷ০‫ ڦ‬A3 ጱૌ‫ڦ‬੗ీႠă
www.lwc.com.cn
Lightwave China ‫⊶ܝ‬䗮ֵ
Aug/Sep 2010
15