Likarolo tsa Khokahano ea Lebelo le Phahameng la Laser le Li-terminals

Likarolo tse Phahameng tsa Khokahano ea Laser le Litšoantšo tse Hlahelitsoeng

Tlhaloso e Khutšoanyane:

E hahiloe bakeng sa puisano ea satellite ea moloko o latelang, lelapa lena la likarolo tsa puisano tsa laser le li-terminals li sebelisa ho kopanya ha opto-mechanical e tsoetseng pele le theknoloji ea laser e haufi le infrared ho fana ka likhokahano tsa lebelo le phahameng, tse ka tšeptjoang bakeng sa lipuisano tsa inter-satellite le sathelaete-to-ground.

Re romelle lengolo-tsoibila

Likaroloana

Setšoantšo se qaqileng

Kakaretso

Ha ho bapisoa le litsamaiso tsa setso tsa RF, puisano ea laser e fana ka bandwidth e phahameng haholo, tšebeliso e tlase ea matla, le anti-tšitiso le ts'ireletso e phahameng. E loketse hantle lihlopha tse kholo tsa linaleli, ho shebella Lefatše, ho hlahloba sebaka se tebileng, le likhokahano tse sireletsehileng / tsa quantum.

Potefolio e akaretsa likopano tsa optical tse phahameng ka ho fetisisa, li-inter-satellite le satellite-to-ground laser terminals, le mokhoa o pharaletseng oa mokhoa oa teko o lekanang le oa mobu-ho etsa tharollo e feletseng ea ho qetela.

Lihlahisoa tsa Bohlokoa le Litlhaloso

D100 mm Seboka sa Opto-Mechanical

Aperture e Hlakileng:100.5 limilimithara
Kholiso:14.82 ×
Sebaka sa Pono:± 1.2 mrad
Ketsahalo-Tsoa Lekhoakhoa la Optical Axis:90° (tekanyetso ea lebala la zero)
Tsoa ho Pupil Diameter:6.78 limilimithara
Lintlha-khōlō:
Moralo o nepahetseng oa optical o boloka khokahano e ntle haholo ea maballo le botsitso holim'a mefuta e telele.
90 ° sebopeho sa optical-axis se ntlafatsa tsela mme se fokotsa molumo oa sistimi.
Sebopeho se matla le lisebelisoa tsa premium li fana ka khanyetso e matla ea vibrate le botsitso ba mocheso bakeng sa ts'ebetso ea in-orbit.

D60 mm Laser Communication Terminal

Sekhahla sa Lintlha:100 Mbps bidirectional @ 5,000 km
Mofuta oa Lihokelo:Inter-satellite
Sekoti:60 limilimithara
Boima ba 'mele:~7 lik'hilograma
Tšebeliso ea Matla:~ 34 W
Lintlha-khōlō:Moralo o tiileng, o nang le matla a tlase bakeng sa lipolanete tse lutseng tse nyane ha o ntse o boloka ts'epahalo e phahameng ea lihokelo.

Cross-Orbit Laser Communication Terminal

Sekhahla sa Lintlha:10 Gbps bidirectional @ 3,000 km
Mefuta ea Lihokelo:Inter-satellite le satellite-to-ground
Sekoti:60 limilimithara
Boima ba 'mele:~ 6 lik'hilograma
Lintlha-khōlō:Multi-Gbps throughput bakeng sa li-downlink tse kholo le marang-rang a lihlopha tsa linaleli; ho fumana ka nepo le ho lata ho netefatsa khokahano e tsitsitseng tlasa motsamao o phahameng o amanang.

Co-Orbit Laser Communication Terminal

Sekhahla sa Lintlha:10 Mbps bidirectional @ 5,000 km
Mefuta ea Lihokelo:Inter-satellite le satellite-to-ground
Sekoti:60 limilimithara
Boima ba 'mele:~5 lik'hilograma
Lintlha-khōlō:E ntlafalitsoe bakeng sa likhokahano tsa sefofane se le seng; e bobebe ebile e na le matla a tlase bakeng sa li-deployments tsa sehlopha sa linaleli.

Satellite Laser Link Ground Hole-Field Equivalent Test System

Morero:E etsisa le ho netefatsa tshebetso ya sehokelo sa satellite laser fatshe.
Melemo:
Teko e felletseng ea botsitso ba maballo, bokhoni ba khokahano le boits'oaro ba mocheso.
E fokotsa kotsi ea on-orbit mme e matlafatsa ts'epahalo ea thomo pele e qala.

Theknoloji ea Motheo le Melemo

Phetiso ea Lebelo le Leholo, le Matla a Maholo:Litefiso tsa lintlha tse peli ho fihla ho 10 Gbps li thusa ho theola sehokelo se potlakileng sa litšoantšo tse nang le qeto e phahameng le data e haufi ea nako ea nnete ea mahlale.
Matla a Bobebe le a Tlase:Boima ba 5-7 kg ka ~ 34 W power draw bo fokotsa moroalo o boima le ho lelefatsa bophelo ba mosebetsi.
Ho supa ka nepo le Botsitso:Sebaka sa pono sa ± 1.2 mrad le moralo oa 90 ° optical-axis o fana ka ho nepahala ho ikhethang le botsitso ba maballo lihokelong tsa lik'hilomithara tse likete tse ngata.
Multi-Link Compatibility:E ts'ehetsa ka mokhoa o sa tsitsang likhokahano tsa sathelaete le sathelaete-to-ground bakeng sa ho tenyetseha ho hoholo ha sepheo.
Netefatso ea Robust Ground:Sistimi e inehetseng ea sebaka se hole e fana ka papiso e felletseng le netefatso bakeng sa ts'epo e phahameng ea on-orbit.

Libaka tsa Kopo

Satellite Constellation Networking:Phapanyetsano ea data e phahameng ea bandwidth inter-satellite bakeng sa ts'ebetso e hokahaneng.
Tebello ea Lefatše & Kutloisiso ea Remoutu:Khokahano e potlakileng ea data ea tlhokomeliso ea molumo o moholo, e khutsufatsang potoloho ea ts'ebetso.
Patlisiso e Tebileng ea Sebaka:Lipuisano tsa sebaka se selelele, tse lebelo le phahameng bakeng sa khoeli, Martian, le mesebetsi e meng ea sebaka se tebileng.
Secure & Quantum Puisano:Narrow-beam transmission ka tlhaho e hanana le ho mamela 'me e tšehetsa QKD le lits'ebetso tse ling tsa ts'ireletso e phahameng.

LBH

Q1. Melemo ea mantlha ea puisano ea laser ho feta RF ea setso ke efe?
A.Bophahamo ba marang-rang bo phahameng haholo (makholo a Mbps ho ea ho li-Gbps tse ngata), khanyetso e ntle ea tšitiso ea motlakase, ts'ireletso e ntlafalitsoeng ea lihokelo, le boholo bo fokolitsoeng / matla bakeng sa tekanyetso e lekanang ea khokahanyo.

Q2. Ke mesebetsi efe e loketseng litheminale tsee?
A.

Lihokelo tsa li-inter-satellite ka har'a lihlopha tse kholo tsa linaleli
Likhokahanyo tse tlase tsa sathelaete tsa molumo o phahameng
Patlisiso e tebileng ea sebaka (mohlala, mision ea khoeli e holimo kapa ea Martian)
Likhokahano tse sireletsehileng kapa tse kentsoeng ka bongata

Q3. Ke litefiso life tse tloaelehileng tsa data le bohole bo tšehetsoeng?

Cross-Orbit Terminal:ho fihla ho 10 Gbps ka mahlakore a mabeli ho feta ~ 3,000 km
D60 Terminal:100 Mbps ka mahlakoreng a mabeli ho feta ~ 5,000 km
Co-Orbit Terminal:10 Mbps ka mahlakoreng a mabeli ho feta ~ 5,000 km

Mabapi le rona

XKH e sebetsa ka ho khetheha ho nts'etsopele ea theknoloji e phahameng, tlhahiso, le thekiso ea likhalase tse khethehileng tsa optical le lisebelisoa tse ncha tsa kristale. Lihlahisoa tsa rona li fana ka lisebelisoa tsa elektroniki tsa optical, lisebelisoa tsa elektroniki tsa bareki le sesole. Re fana ka lisebelisoa tsa mahlo tsa Sapphire, likoahelo tsa lense tsa mohala oa thekeng, Ceramics, LT, Silicon Carbide SIC, Quartz, le liphaphatha tsa kristale tsa semiconductor. Ka boitseanape bo nang le boiphihlelo le lisebelisoa tse tsoetseng pele, re ipabola ts'ebetsong ea lihlahisoa tse sa tloaelehang, ka sepheo sa ho ba khoebo e etelletseng pele ea theknoloji e phahameng ea optoelectronic.