Izici:
- Ukulahleka okuphansi okuphansi
- Ukwehlukaniswa okuphezulu
1 Lokhu kubalulekile ezinhlelweni eziningi zokuxhumana ezingenantambo kanye nezinqubo zokushintshana kanye nezinqubo zedemoni.
2. Qaphela ukucubungulwa kwesiginali ye-Orthogonal Lokhu kwenza i-Radio Frequency Mixer iwusizo kakhulu ekushintshisaneni okuningi kokushintshana kwamasu kanye namasu wokuvalwa kwezikhathi, njengokuguqulwa kwe-orthogonal Frequency Division Multiple Access (Ofdm) kanye ne-Quadreature Amplitude Movie (QAM).
I-3. Yehlisa Ukuphazamiseka Kokulalela: I-IQ Mixer iyakwazi ukuhlukanisa isiginali kanye nokuphazamiseka spectrum ngenxa yokufakwa kwezindlela ezimbili zesigaba ezihambisanayo. Lokhu kwenza kube namandla okuba nekhono lokuphazamiseka.
I-4. Ibanga eliphakeme elinamandla
Izinhlelo zokuxhumana ezi-1.wireled Kusetshenziselwa ukudicilela phansi isinali etholakele, shintsha isiginali ethunyelwe, bese ubona ukuguqulwa kwamademoni, ukuguquguquka nokuguqulwa imvamisa yesiginali.
2.Modem: I-IQ miCners iyizakhi ezibalulekile ezitholakala kakhulu kumamodeli asetshenziselwa ukuxuba amasiginali we-baseband ku-RF uhla ngokudluliselwa, noma ukuxubana amasiginali we-RF e-baseband.
Ukuhanjiswa kwedatha ye-Vighy-Speed: Ngoba ama-IQ Miiners angaphatha amasiginali o-orthogonal, anezicelo ezibalulekile ekuhanjisweni kwedatha ephezulu. Isibonelo, ezinhlanganweni zokuxhumana ze-Optical kanye nezokuxhumana ngejubane eliphezulu kwedijithali, ukuguquguquka kwe-Qam.
Ukuhlaziywa kwe-4.Crier Ukuphazanyiswa: Ukuhlaziywa kwe-IQ kungasetshenziselwa ukuhlaziya kokuphazamiseka kwenkampani yenethiwekhi, okungasiza ekutholeni umthombo wokuphazamiseka nokuqeda ukuphazamiseka ngokulinganisa nokuhlaziya imininingwane yesigaba ne-amplitude yesiginali.
QoqaInc.ity ama-IQ-Mixers asebenza kusuka ku-1.75 kuya ku-26hghtz.
Ingxenye Yengxenye | Imvamisa ye-rf(GHz, Min.) | Imvamisa ye-rf(GHz, Max.) | Imvamisa ye-LO(GHz, Min.) | Imvamisa ye-LO(GHz, Max.) | Amandla okufaka okufaka(DBM) | Uma imvamisa(GHz, Min.) | Uma imvamisa(GHz, Max.) | Ukulahleka kokuguqulwa(DB max.) | Lo & rf ukwehlukaniswa(db) | Lo & uma isolation(db) | Rf & uma isolation(db) | Isixhumi | Isikhathi sokuhola (amasonto) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Qim-1750-5000 | 1.75 | 5 | 1.75 | 5 | 17 | DC | 2 | 10 | 38 | 40 | 30 | I-SMA Owesifazane | 2 ~ 4 |
Qim-6000-10000 | 6 | 10 | 6 | 10 | 15 | DC | I-3.5 | 9 | 40 | 25 | 35 | I-SMA Owesifazane | 2 ~ 4 |
Qim-6000-26000 | 6 | 26 | 6 | 26 | 18 | DC | 6 | 12 | 35 | 30 | 30 | I-SMA Owesifazane | 2 ~ 4 |