Ultra Compact DP-IQ Modulator Bias Controller Automatic Bias Controller
Sebopeho
• Ka nako e le 'ngoe e fana ka li-voltage tse tšeletseng tsa leeme la boiketsetso bakeng sa li-modulator tsa Dual Polarization IQ
•Modulation format e ikemetseng:
SSB, QPSK, QAM, OFDM e netefalitsoe.
•Hokela le ho Bapala:
Ha ho na calibration ka letsoho e hlokahalang Ntho e 'ngoe le e' ngoe e iketsang
•I, Q arms: taolo ho mefuta ea Peak le Null Karolelano e phahameng ea ho fela:50dB max1
•P letsoho: taolo ho mekhoa ea Q+ le Q- Ho nepahala: ± 2◦
•Boemo bo tlase: 40mm(W) × 29mm(D) ×8mm(H)
•Botsitso bo phahameng: Kemiso ea dijithale ka botlalo Ho bonolo ho e sebelisa:
•Ho sebetsa ka letsoho ka jumper e nyane 2
Lits'ebetso tse bonolo tsa OEM ka UART /IO
• Mefuta e 'meli ea ho fana ka li-voltage tsa bias: a.Automatic Bias Control b.User defined bias voltage
Kopo
•LiNbO3 le li-modulator tse ling tsa DP-IQ
• Phetiso e Kopanetsoeng
1Karo-karolelano e phahameng ka ho fetisisa ea ho timela e itšetlehile ka 'me e ke ke ea feta 1 the system module maximum extinction ratio.
2Ts'ebetso ea UART e fumaneha feela mofuta o itseng oa molaoli.
Tshebetso
Setšoantšo sa 1. Sehlopha sa linaleli (se se nang molaoli)
Setšoantšo sa 2. Sehlopha sa linaleli sa QPSK (se nang le molaoli
Setšoantšo sa 3. QPSK-Eye mohlala
Setšoantšo sa 5. 16-QAM Constellation pattern
Setšoantšo sa 4. QPSK Spectrum
Setšoantšo sa 6. CS-SSB Spectrum
Litlhaloso
| Paramethara | Min | Tlanya | Max | Yuniti |
| Controll Tshebetso | ||||
| I, Q matsoho a laoloaNull(Bonyane)or Tlhōrō(Boholo)ntlha | ||||
| Karolelano ea ho fela | MER1 | 50 | dB | |
| P arm e laoloaQ+(quadrature e nepahetseng)or Q-( quadrature e ka ho le letšehali)ntlha | ||||
| Ho nepahala ho Quad | −2 | +2 | tekanyo2 | |
| Nako ea botsitso | 45 | 50 | 55 | s |
| Motlakase | ||||
| Positive power voltage | + 14,5 | +15 | + 15,5 | V |
| Positive power current | 20 | 30 | mA | |
| Matla a matla a fosahetseng | -15,5 | -15 | -14,5 | V |
| Negative power current | 8 | 15 | mA | |
| Lethathamo la matla a tsoang ho YI/YQ/XI/XQ | -14,5 | + 14,5 | V | |
| Mofuta o mong oa matla a tsoang ho YP/XP | -13 | +13 | V | |
| Hlakola amplitude | 1%Vπ | V | ||
| Optical | ||||
| Kenya matla a optical3 | -30 | -8 | dBm | |
| Kenya wavelength | 1100 | 1650 | nm | |
1 MER e bua ka karolelano ea ho felisoa ha Modulator ea kahare. Karolelano ea ho timela e fihletsoeng hangata ke karo-karolelano ea ho timela ea modulator e boletsoeng ho database ea modulator.
2LetVπ bontša matla a leeme ho 180◦ leVP bolela matla a leeme a ntlafalitsoeng ka ho fetesisa libakeng tsa Quad.
3Ka kopo hlokomela hore matla a optical input ha a bue ka matla a optical sebakeng se khethiloeng sa bias point. Ke matla a phahameng a optical ao modulator e ka a romelang ho molaoli ha motlakase oa bias o tloha ho−Vπ ho +Vπ .
Mosebelisi
Setšoantšo sa5. Kopano
| Sehlopha | Tshebetso | Tlhaloso |
| Phomola | Kenya jumper 'me u ntše ka mor'a motsotsoana o le mong | Seta selaoli bocha |
| Matla | Mohloli oa matla bakeng sa molaoli oa leeme | V- e kopanya electrode e mpe ea phepelo ea matla |
| V + e hokahanya electrode e ntle ea phepelo ea matla | ||
| Boema-kepe bo bohareng bo hokahana le electrode ea fatše | ||
| UART | Sebetsa molaoli ka UART | 3.3: 3.3V motlakase oa litšupiso |
| GND: Fatše | ||
| RX: Fumana molaoli | ||
| TX: Phetiso ea molaoli | ||
| LED | Kamehla ho | Ho sebetsa tlasa mmuso o tsitsitseng |
| Ho tima kapa ho tima ka metsotso e meng le e meng e 0.2 | Ts'ebetso ea data le ho batla sebaka sa taolo | |
| Ho tima kapa ho tima motsotso o mong le o mong oa 1 | Matla a ho kenya a fokola haholo | |
| Ho tima kapa ho tima metsotso e meng le e meng ea 3 | Matla a kentsoeng a matla a matla haholo | |
| Polar1 | XPLRI: Kenya kapa ntša jumper | ha ho jumper: Mokhoa oa Null; ka jumper: Peak mode |
| XPLRQ: Kenya kapa ntša jumper | ha ho jumper: Mokhoa oa Null; ka jumper: Peak mode | |
| XPLRP: Kenya kapa ntša jumper | ha ho jumper: Mokhoa oa Q +; ka jumper: Q-mokhoa | |
| YPLRI: Kenya kapa ntša jumper | ha ho jumper: Mokhoa oa Null; ka jumper: Peak mode | |
| YPLRQ: Kenya kapa ntša jumper | ha ho jumper: Mokhoa oa Null; ka jumper: Peak mode | |
| YPLRP: Kenya kapa u hule jumper | ha ho jumper: Mokhoa oa Q +; ka jumper: Q-mokhoa | |
| Li-voltages tse fapaneng | YQp, YQn: Leeme bakeng sa Y polarization Q letsoho | YQp: Lehlakore le letle; YQn: Lehlakore le fosahetseng kapa fatše |
| YIp, YIn: Leeme bakeng sa polarization ea Y ke ts'oara | YIp: Lehlakore le letle; YIn: Lehlakore kapa mobu o fosahetseng | |
| XQp, XQn: Leeme bakeng sa X polarization Q letsoho | XQp: Lehlakore le letle; XQn: Lehlakore le fosahetseng kapa fatše | |
| XIp, XIn: Leeme bakeng sa X polarization I arm | XIp: Lehlakore le letle; XIn: Lehlakore kapa mobu o fosahetseng | |
| YPp, YPn: Leeme bakeng sa Y polarization P letsoho | YPp: Lehlakore le letle; YPn: Lehlakore kapa mobu o fosahetseng | |
| XPp, XPn: Leeme bakeng sa X polarization P letsoho | XPp: Lehlakore le letle; XPn: Lehlakore le fosahetseng kapa fatše |
1 Polar e ipapisitse le lets'oao la RF la sistimi. Ha ho se na lets'oao la RF tsamaisong, polar e lokela ho ba ntle. Ha lets'oao la RF le na le amplitude e kholo ho feta boemo bo itseng, polar e tla fetoha ho tloha ho e ntle ho ea ho e mpe. Ka nako ena, Null point le Peak point li tla chenchana. Q+ ntlha le Q- ntlha le tsona li tla chenchana. Polar switjha thusa mosebedisi ho fetola
polar ka kotloloho ntle le ho fetola lintlha tsa ts'ebetso.
| Sehlopha | Tshebetso | Tlhaloso |
| PD1 | NC: Ha e hokahane | |
| YA: Y-polarization photodiode Anode | YA le YC: Y polarization photocurrent maikutlo | |
| YC: Y-polarization photodiode Cathode | ||
| GND: Fatše | ||
| XC: X-polarization photodiode Cathode | XA le XC: X polarization photocurrent feedback | |
| XA: X-polarization photodiode Anode |
1 Ho tla khethoa khetho e le 'ngoe feela pakeng tsa ho sebelisa photodiode ea molaoli kapa ho sebelisa modulator photodiode. Ho khothalletsoa ho sebelisa photodiode ea taolo bakeng sa liteko tsa Lab ka mabaka a mabeli. Taba ea pele, photodiode ea molaoli e netefalitse litšoaneleho. Ea bobeli, ho bonolo ho fetola matla a lebone la ho kenya. Haeba u sebelisa photodiode ea ka hare ea modulator, ka kopo etsa bonnete ba hore tlhahiso ea hona joale ea photodiode e lekana hantle le matla a ho kenya.
Rofea Optoelectronics e fana ka lethathamo la lihlahisoa tsa khoebo ea Electro-optic modulators, Phase modulator, Intensity modulator, Photodetectors, Laser light sources, DFB lasers, Optical amplifiers, EDFA, SLD laser, QPSK modulation, Pulse laser, Light detector, Balanced driver photodetector, BLAND laser Laser ea tunable, Optical detector, Laser diode driver, Fiber amplifier. Re boetse re fana ka li-modulator tse ngata tse ikhethileng, joalo ka li-modulator tsa 1 * 4 array phase, Vpi e tlase haholo, le li-modulator tse phahameng haholo tsa ho timela, tse sebelisoang haholo liunivesithing le litsing.
Re tšepa hore lihlahisoa tsa rona li tla u thusa le lipatlisiso tsa hau.
