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 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, Laser , Fiber optic amplifier, Optical power meter, Broadband laser, Tunable laser, 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.
