Zvinoita seisemiconductor optical amplifierkuwana amplification?
Mushure mekuuya kwenguva yehukuru-hukuru hwefiber kutaurirana, tekinoroji yekusimudza tekinoroji yakagadzira nekukurumidza.Optical amplifierskusimudzira masaini ekuisa maziso anoenderana nemwaranzi yakasimudzwa kana kupararira kunokurudzira. Zvinoenderana nemusimboti wekushanda, optical amplifiers anogona kukamurwa kuita semiconductor optical amplifiers (SOA) uyeOptical fiber amplifiers. Pakati pavo,semiconductor optical amplifiersanoshandiswa zvakanyanya mukukurukurirana kwemaziso nekuda kwezvakanaka zvebhendi rakakura, kubatanidzwa kwakanaka uye kureba kwewavelength. Iwo anoumbwa neanoshanda uye anongoita matunhu, uye nharaunda inoshanda inzvimbo yekuwana. Kana chiratidzo chechiedza chikapfuura nepakati penzvimbo inoshanda, chinoita kuti maerekitironi arasikirwe nesimba uye adzokere kunzvimbo yepasi nenzira yemafotoni, ane urefu hwakafanana nechiratidzo chechiedza, nokudaro achikudza chiratidzo chechiedza. Iyo semiconductor optical amplifier inoshandura semiconductor mutakuri kuita reverse particle neinotyaira ikozvino, inosimudzira iyo jekiseni mbeu chiedza amplitude, uye inochengetedza iwo ekutanga maitiro eiyo jekiseni yembeu mwenje senge polarization, mutsara upamhi uye frequency. Nekuwedzera kwekushanda ikozvino, iyo yakabuda optical simba inowedzera mune imwe hukama hunoshanda.
Asi kukura uku hakuna miganhu, nekuti semiconductor optical amplifiers vane kuwana saturation phenomenon. Chiitiko chacho chinoratidza kuti kana iyo yekupinza yemagetsi inogara iripo, iyo inowanikwa inowedzera nekuwedzera kweiyo injected carrier concentration, asi kana injected carrier concentration yakakura kwazvo, iyo pfuma inozadza kana kuderera. Kana iyo concentration yemutakuri wakaiswa jekiseni inoramba iripo, simba rinobuda rinowedzera nekuwedzera kwesimba rekuisa, asi kana iyo yekuisa yemagetsi yemagetsi yakawandisa, mutakuri wekushandisa anokonzerwa nemwaranzi yekunakidzwa akakurisa, zvichikonzera kuwana saturation kana kuderera. Chikonzero chekuwana saturation phenomenon ndiko kusangana pakati pemaerekitironi nemafotoni munzvimbo inoshanda yedunhu. Ingave mafotoni anogadzirwa mukuwana medium kana ekunze mafotoni, chiyero icho chinokurudzirwa nemwaranzi chinopedza vatakuri chine hukama nechiyero icho vatakuri vanozadza kune inoenderana nhanho yesimba munguva. Pamusoro peiyo inosimudzira radiation, mwero wekutakura unopedzwa nezvimwe zvinhu zvakare unochinja, izvo zvinokanganisa kuwana saturation.
Sezvo iyo inonyanya kukosha basa re semiconductor optical amplifiers iri mutsara amplification, kunyanya kuti iwane kukwidziridzwa, inogona kushandiswa semagetsi amplifiers, mutsara amplifiers uye preamplifiers mune yekutaurirana masisitimu. Pakupera kwekutumira, iyo semiconductor optical amplifier inoshandiswa sesimba amplifier kuwedzera simba rekubuda pamagumo ekuparadzira sisitimu, iyo inogona kuwedzera zvakanyanya kureba kure kweiyo system trunk. Mumutsara wekutapurirana, iyo semiconductor optical amplifier inogona kushandiswa semutsara relay amplifier, kuitira kuti kuendesa regenerative relay kureba kunogona kuwedzerwa zvakare nekusvetuka uye miganhu. Pakupera kwekugamuchira, semiconductor optical amplifier inogona kushandiswa se preamplifier, iyo inogona kuvandudza zvakanyanya kunzwa kweanogamuchira. Iyo yekuwana saturation maitiro e semiconductor optical amplifiers ichaita kuti kuwana pabhiti kuve nehukama neyakapfuura bit kutevedzana. Iyo pateni mhedzisiro pakati pezviteshi zvidiki inogona zvakare kunzi muchinjika-kuwana modulation athari. Iyi nzira inoshandisa huwandu hwehuwandu hwekuyambuka-kuwana modulation mhedzisiro pakati pematanho akawanda uye inounza yepakati intensity inoenderera mberi wave mukuita kuchengetedza danda, nokudaro kudzvanya kuwanda kwese kweamplifier. Ipapo iyo muchinjiko-kuwana modulation mhedzisiro pakati pezviteshi inoderedzwa.
Semiconductor optical amplifiers ane chimiro chakareruka, nyore kusanganisa, uye anogona kukwidziridza masaini masaini eakasiyana mawavelengths, uye anoshandiswa zvakanyanya mukubatanidzwa kwemhando dzakasiyana dze lasers. Parizvino, iyo laser yekubatanidza tekinoroji yakavakirwa pane semiconductor optical amplifiers inoramba ichikura, asi kuedza kuchiri kufanira kuitwa mune zvinotevera zvinhu zvitatu. Imwe ndeyekudzikisa kurasikirwa kwekubatanidza neiyo optical fiber. Dambudziko guru re semiconductor optical amplifier nderekuti kurasikirwa kwekubatanidza nefiber yakakura. Kuti uvandudze kugona kwekubatanidza, lens inogona kuwedzerwa kune yekubatanidza sisitimu kuti ideredze kurasikirwa kwekuratidzira, kunatsiridza symmetry yedanda, uye kuwana yakanyanya kunaka kubatanidza. Yechipiri ndeyekudzikisa polarization senitivity ye semiconductor optical amplifiers. Iyo polarization maitiro anonyanya kureva polarization senitivity yechiitiko mwenje. Kana iyo semiconductor optical amplifier isina kunyatsogadziriswa, iyo inoshanda bandwidth yekuwana ichaderedzwa. Quantum tsime chimiro chinogona kunyatso kuvandudza kugadzikana kwe semiconductor optical amplifiers. Izvo zvinokwanisika kudzidza yakapusa uye yepamusoro quantum tsime chimiro kudzikisa polarization senitivity ye semiconductor optical amplifiers. Yechitatu ndeyekugadziriswa kweiyo yakabatanidzwa maitiro. Parizvino, kubatanidzwa kwe semiconductor optical amplifiers uye lasers kwakanyanyisa kuomarara uye kuomesera mukugadzirwa kwehunyanzvi, zvichikonzera kurasikirwa kukuru mukufambiswa kwechiratidzo chekuona uye kurasikirwa kwekuisa mudziyo, uye mutengo wakanyanya. Naizvozvo, isu tinofanirwa kuyedza kukwidziridza chimiro chezvishandiso zvakabatanidzwa uye kugadzirisa iko kurongeka kwemidziyo.
Mune tekinoroji yekutaurirana tekinoroji, tekinoroji yekusimudza tekinoroji ndiyo imwe yeanotsigira matekinoroji, uye semiconductor optical amplifier tekinoroji iri kukura nekukurumidza. Parizvino, kuita kwema semiconductor optical amplifiers kwakagadziridzwa zvakanyanya, kunyanya mukugadzirwa kwechizvarwa chitsva optical tekinoroji senge wavelength division multiplexing kana optical switching modes. Nekuvandudzwa kweindasitiri yeruzivo, tekinoroji yekusimudzira tekinoroji yakakodzera mabhendi akasiyana uye akasiyana maapplication achaunzwa, uye kusimudzira nekutsvagisa matekinoroji matsva kuchaita kuti semiconductor optical amplifier tekinoroji irambe ichikura nekubudirira.
Nguva yekutumira: Feb-25-2025