O feso'ota'iga satelite e iai sona sao taua i fa'afitafita fa'aonaponei ma fa'atagata lautele, ae o lona fa'alavelave i le fa'alavelave ua fa'aosoina ai le atina'eina o auala eseese e tete'e ai. O lenei tusiga o loʻo aoteleina ai ni tekonolosi faʻapitoa e ono: faʻasalalau alaleo, faʻasologa ma faʻaogaina, antenna anti-jamming, on-board processing, transform-domain processing, ma amplitude-domain processing, faʻatasi ai ma fesoʻotaʻiga fesoʻotaʻiga, suʻesuʻeina o latou mataupu faavae ma talosaga.
1. Fa'asalalau Fa'atekonolosi Alaleo?
O le fa'asalalauina o alaleo e fa'aleleia atili ai le fa'aogaina o le fa'aogaina e ala i le fa'alauteleina o fa'ailoga fa'ailoga, fa'aitiitia ai le mamafa o le spectral. Direct Sequence Spread Spectrum (DSSS) e fa'aogaina pseudo-random codes e fa'alautele ai le fa'ailoga fa'ailoga, fa'asalalau le malosi fa'alavelave. E taua tele lea i feso'ota'iga satelite a le militeri, fa'afetauia le fa'alavelave fa'afuase'i (fa'ata'ita'iga, feso'ota'iga fa'atasi po'o feso'ota'iga alalaupapa leo fa'alavelave) ina ia mautinoa le fa'atonuina ma le felauaiga atamai.
2. Coding ma Modulation Tekinolosi?
Fa'atonu tulafono fa'asa'o fa'aletonu (fa'ata'ita'iga, Turbo codes, LDPC) tu'ufa'atasia ma fa'atonuga maualuga (fa'ata'ita'iga, PSK, QAM) fa'aleleia atili le lelei o le fa'aaliga a'o fa'aitiitia mea sese e fa'alavelave. Mo se fa'ata'ita'iga, o le LDPC fa'atasi ai ma le QAM maualuga e fa'aleleia auaunaga satelite fa'apisinisi (fa'ata'ita'iga, HDTV, initaneti) ma fa'amautinoa le malosi o feso'ota'iga a le militeri i si'osi'omaga finau.
3. Antenna Anti-Jamming Technology?
Antenna fetuutuunai ma atamai e fetuutuuna'i fa'alelei mamanu fa'alava e fa'aleaogaina ai jammers. Antenna fetuutuuna'i e ta'avale fa'aletonu aga'i i puna fa'alavelave, a'o fa'aoga antenna atamai e fa'aogaina le tele o fa'asologa mo le fa'amama fa'afanua. E taua tele i le militeri SATCOM e faʻafetaui ai faʻamataʻu tau faʻaeletoroni.
4. Fa'atekonolosi i luga ole Laupapa (OBP).?
OBP e fa'atino fa'alilolilo fa'alilolilo, fa'avasegaina, ma ta'avale sa'o i luga o satelite, fa'aitiitia ai le fa'aletonu o feso'ota'iga i le eleele. O talosaga a le militeri e aofia ai le fa'amautuina o faiga fa'apitonu'u ina ia puipuia ai le fa'alogo ma fa'asili le fa'asoaina o punaoa mo le lelei.
5. Transform-Domain Processing?
O metotia e pei o le FFT ma le wavelet e fa'aliliuina fa'ailo i fa'asologa o taimi po'o taimi-vave mo le fa'aogaina o fa'alavelave. O lenei mea e faʻafefe ai le fesoʻotaʻiga lautele ma le faʻaogaina o taimi, faʻaleleia le fetuutuunai i siosiomaga faʻaeletise faʻalavelave lavelave.
6. Amplitude-Domain Processing?
Limiters ma Automatic Gain Control (AGC) e taofiofia le malosi fa'alavelave fa'afuase'i (fa'ata'ita'iga, uila po'o le fa'alavelave a le fili), puipuia ta'amilosaga fa'apipi'i ma fa'amaumau so'otaga.
7. Adaptive Link Technology?
Fetuuna'iga fa'a-taimi i le coding, fa'avasegaina, ma fua fa'amaumauga e fa'atatau i tulaga o alavai (fa'ata'ita'iga, SNR, BER) fa'amautinoa feso'ota'iga fa'alagolago e ui lava i le tau po'o le fa'alavelave. O faiga fa'afitafita e fa'aogaina lenei mea mo le maufetuuna'i i va'aiga malolosi o taua.
Fa'ai'uga?
Ua fa'aogaina e tekinolosi fa'atekinolosi mai fafo auala fa'apipi'i e fa'atatau i le fa'agaioiina o fa'ailoga, fa'ailoga, ma faiga fa'afetaui. O le fa'aogaina o le militeri e fa'amuamua le malosi ma le saogalemu, ae o talosaga fa'apisinisi e taula'i i le lelei. O le alualu i luma i le lumanaʻi e mafai ona tuʻufaʻatasia AI ma taimi moni gaioiga e faʻafetaui ai faʻamataʻu faʻatupu.
Chengdu Concept Microwave Technology CO., Ltd o se gaosiga faʻapolofesa o vaega 5G / 6G RF mo fesoʻotaʻiga satelite i Saina, e aofia ai le RF lowpass faamama, highpass filter, bandpass filter, notch filter/band stop filter, duplexer, Power divider and directional coupler. O ia mea uma e mafai ona faʻatulagaina e tusa ai ma ou manaʻoga.
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Taimi meli: Iul-29-2025