-
He aha ka mea ʻike kiʻi PIN
He aha ka mea ʻike kiʻi PIN ʻO ka mea ʻike kiʻi he mea photonic semiconductor koʻikoʻi loa e hoʻololi i ka mālamalama i uila ma ka hoʻohana ʻana i ka hopena photoelectric. ʻO kāna ʻāpana nui ka photodiode (PD photodetector). ʻO ke ʻano maʻamau i haku ʻia me kahi hui PN, ...E heluhelu hou aku -
Mea ʻike kiʻi avalanche infrared paepae haʻahaʻa
ʻO ka photodetector avalanche infrared paepae haʻahaʻa ʻO ka photodetector avalanche infrared (APD photodetector) he papa o nā mea hana photoelectric semiconductor e hana ana i ka loaʻa kiʻekiʻe ma o ka hopena ionization collision, i mea e hoʻokō ai i ka hiki ke ʻike i kekahi mau photons a i ʻole nā photons hoʻokahi. Eia naʻe ...E heluhelu hou aku -
Kamaʻilio Quantum: nā lasers linewidth haiki
Kamaʻilio Quantum: nā lasers linewidth haiki ʻO ka laser linewidth haiki kahi ʻano laser me nā waiwai optical kūikawā, i hōʻailona ʻia e ka hiki ke hana i kahi kukuna laser me kahi linewidth optical liʻiliʻi loa (ʻo ia hoʻi, spectrum haiki). ʻO ka laulā laina o kahi laser linewidth haiki e pili ana...E heluhelu hou aku -
He aha ka modulator pae
He aha ka modulator pae? ʻO ka modulator pae kahi modulator optical e hiki ke kāohi i ka pae o kahi kukuna laser. ʻO nā ʻano maʻamau o nā modulator pae he mau modulator electro-optic pahu Pockels a me nā modulator kristal wai, hiki ke hoʻohana i ka hoʻololi ʻana o ka index refractive fiber thermal...E heluhelu hou aku -
Ka holomua o ka noiʻi ʻana o ka modulator electro-optic lithium niobate lahilahi
Ke holomua nei ka noiʻi o ka modulator electro-optic lithium niobate lahilahi ʻO ka modulator electro-optic ka mea nui o ka ʻōnaehana kamaʻilio optical a me ka ʻōnaehana photonic microwave. Hoʻoponopono ia i ka mālamalama e hoʻolaha ana i kahi ākea manuahi a i ʻole ka waveguide optical ma ka hoʻololi ʻana i ka index refractive o nā mea kumu...E heluhelu hou aku -
ʻO ka nūhou noiʻi hou loa o ka laser kamaʻilio ākea
ʻO ka nūhou noiʻi hou loa o ka ʻōnaehana pūnaewele satelite laser kamaʻilio ākea, me kona uhi honua, latency haʻahaʻa a me ka bandwidth kiʻekiʻe, ua lilo ia i kuhikuhi koʻikoʻi o ka hoʻomohala ʻenehana kamaʻilio e hiki mai ana. ʻO ke kamaʻilio laser ākea ka ʻenehana koʻikoʻi i ka hoʻomohala ʻana o ka sat...E heluhelu hou aku -
Mea ʻike kiʻi silicon kipi (mea ʻike kiʻi Si)
ʻO ka mea ʻike kiʻi silicon kipi (Si photodetector) ʻO ka mea ʻike kiʻi silicon kipi (Si photodetector), ka hana ma mua o ke kuʻuna Me ka paʻakikī o nā hiʻohiʻona akamai hana a me nā pūnaewele neural hohonu, hoʻokau nā hui helu i nā koi kiʻekiʻe ma ka pūnaewele ...E heluhelu hou aku -
Ka mana alapine pulse o ka ʻenehana kaohi pulse laser
Ka mana alapine pulse o ka ʻenehana kaohi pulse laser 1. ʻO ke kumumanaʻo o ka alapine pulse, ʻo ka helu pulse laser (Pulse Repetition Rate) e pili ana i ka helu o nā pulse laser i hoʻokuʻu ʻia i kēlā me kēia manawa, maʻamau ma Hertz (Hz). He kūpono nā pulse alapine kiʻekiʻe no nā noi helu hana hou kiʻekiʻe, ʻoiai...E heluhelu hou aku -
Ka mana o ka laulā pulse o ka ʻenehana kaohi pulse laser
Ka mana o ka laulā pulse o ka ʻenehana kaohi pulse laser ʻO ka kaohi pulse o ka laser kekahi o nā loulou koʻikoʻi i ka ʻenehana laser, kahi e hoʻopilikia pololei ai i ka hana a me ka hopena o ka noi ʻana o ka laser. E hoʻokaʻawale pono kēia pepa i ka mana o ka laulā pulse, ka mana o ka alapine pulse a me...E heluhelu hou aku -
ʻO ka modulator electro-optic ratio extinction ratio hou loa
ʻO ka modulator electro-optic ratio extinction ratio hou loa ʻO nā modulators electro-optical On-chip (silicon-based, triquinoid, thin film lithium niobate, etc.) he mau pono o ka compactness, wikiwiki kiʻekiʻe a me ka hoʻohana ʻana i ka mana haʻahaʻa, akā aia nō nā pilikia nui e hoʻokō ai i ka dynamic i...E heluhelu hou aku -
Kumumanaʻo a me ka hoʻopili ʻana o ka mea hoʻonui fiber doped EDFA erbium
Kumumanaʻo a me ka hoʻopili ʻana o ka EDFA erbium-doped fiber amplifier ʻO ke ʻano kumu o ka EDFA erbium-doped fiber amplifier, ka mea i haku nui ʻia me kahi medium hana (ʻumi mika ka lōʻihi o ka doped quartz fiber, ke anawaena kumu 3-5 microns, ka hoʻohuihui doping (25-1000)x10-6), kumu kukui pamu (990 ...E heluhelu hou aku -
Wehewehe: Mea Hoʻonui Fiber i hoʻohui ʻia me ka Erbium Mea Hoʻonui Optical EDFA
Wehewehe: ʻO ka mea hoʻonui fiber doped Erbium EDFA Optical Amplifier ʻO ka mea hoʻonui fiber optical doped Erbium (EDFA, ʻo ia hoʻi, ka mea hoʻonui hōʻailona optical me Er3 + doped i loko o ke kumu fiber ma o ka hōʻailona) ʻo ia ka mea hoʻonui optical mua i hoʻomohala ʻia e ke Kulanui o Southampton i ka makahiki 1985, a i...E heluhelu hou aku
