Kawruh Profesional

Apa prinsip lan bedane antarane roman amplifier roman 1st-ort lan 2nd-tatanan raman amplifier?

2025-08-28

Prinsip 1stt-order Raman Scattering:

Spectroscopy Raman 1st-tatanan nggunakake Ramulated Ramulated Rawat ing serat optikil Silika. Lampu pompa 140 nm langsung nggampangake lampu sinyal c-band (1530-1565 nm). Cahya pump kedher lan nyebar ing serat, mindhah energi menyang frekuensi cahya sinyal.


Prinsip raman kaping 2 prasaja.Balok pompa 13xx nmditambahake menyang balok pump sing ana. Kacang pump pump 13XX NM pisanan nggedhekake balok pump 3xx NM, sing banjur nggedhekake lampu sinyal C-band. Teknik pembuangan raman iki nawakake akeh kaluwihan lan cocog kanggo sistem kompleks kanthi jarak sing dawa utawa kapercayan pemisahan sing dhuwur.


Perbandingan: Jumlah sumber pompa. Ing spektroskopi Raman pisanan, mung siji sumber pompa digunakake. Nanging, kanggo ngasilake sinyal C-band (14XX nm), rong sumber cahya kapindho (130xx nm + 14xx nm) dibutuhake.


Mekanisme Amplifikasi

Amplifier pisanan nambah sinyal optik, dene amplifier pesenan kaping pindho nambah keuntungan liwat pegawean, nyedhiyakake efisiensi Amplication sing luwih dhuwur.


Aplikasi

Amplifier Pertama cocog kanggo transmisi cekak, dene amplifier pesenan kaping pindho cocog kanggo sistem panularan panjang utawa gelombang pertumbuhan gelombang panjang utawa sistem multiplexing gelombang dhuwur (kayata sistem sandhewa gelombang 96).


Kothak Optronik nawakake Ampplifier Raman 1st-order sing nggunakake Laser 14xx minangka sumber pompa Raman kanggo nambahi atenuasi sinyal optik nalika transmisi serat optik. Perusahaan iki uga nawakake 2nd -nd-order disebarake Amplifiers


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