Kuvandudzwa kwetekinoroji yekutaurirana kwequantum muChina kwafambira mberi nematanho akati wandei. Kubva padanho rekudzidza nekutsvagisa muna 1995, mugore ra2000, China yakanga yapedza kuyedza kwekugovera makiyi equantum kwakareba 1.1 km. Nguva kubva muna 2001 kusvika 2005 yaive nguva yekukura nekukurumidza umo kuyedza kwakabudirira kwekugovera makiyi equantum padaro re50 km ne125 km kwakaitwa [1].
Mumakore achangopfuura, China yakaita budiriro huru mukukurukurirana kwequantum. China ndiyo yakatanga kuburitsa satellite yekuedza yesainzi yequantum, "Micius," uye yakagadzira tambo yekukurukurirana yakachengeteka yequantum yakafukidza zviuru zvemakiromita pakati peBeijing neShanghai. China yakabudirira kuvaka network yekukurukurirana kwequantum kubva pasi kuenda muchadenga ine hurefu hwemakiromita 4600. Pamusoro peizvi, China yakabudirirawo mukufambira mberi kukuru mukushanda kwequantum. Semuenzaniso, China yakagadzira prototype yekutanga yepasi rose yekombuta ye photonic quantum, yakabudirira kuvaka prototype ye quantum computing "Jiuzhang" ine ma photon makumi manomwe nematanhatu, uye yakabudirira kugadzira prototype ye superconducting quantum computing "Zu Chongzhi" ine ma qubit makumi matanhatu nemaviri.
Kushandiswa kwechikamu chinoshandiswa mu quantum communication systems kwakakosha zvikuru. Semuenzaniso, zvishandiso zvakaita se microwave attenuators, directional couplers, power dividers, microwave filters, phase shifters, uye microwave isolators zvinogona kushandiswa. Midziyo iyi inonyanya kushandiswa kugadzirisa nekudzora ma microwave signals anogadzirwa ne quantum bits.
Zvishandiso zvinoderedza simba remasaini e microwave zvinogona kuderedza simba remasaini e microwave kudzivirira kukanganiswa nezvimwe zvikamu zve system nekuda kwesimba rakawandisa remasaini. Zvishandiso zvinobatanidza zvinotungamirira zvinogona kupatsanura masaini e microwave kuita zvikamu zviviri, zvichiita kuti kugadzirisa masaini kuve kwakaoma. Mafirita e microwave anogona kusefa masaini e frequency chaiyo yekuongorora uye kugadzirisa masaini. Zvishandiso zvinoshandura masaini zvinogona kushandura chikamu chemasaini e microwave, chinoshandiswa kudzora mamiriro ema quantum bits. Zvishandiso zvinoparadzanisa ma microwave zvinogona kuona kuti masaini e microwave anopararira munzira imwe chete, zvichidzivirira kudzokera kwesignali uye kukanganiswa ne system.
Zvisinei, izvi zvinongova chikamu chezvikamu zve microwave zvisingashande zvinogona kushandiswa mukukurukurirana kwe quantum. Zvinhu zvakati zvinoshandiswa zvinofanira kusarudzwa zvichibva pakugadzirwa uye zvinodiwa zvehurongwa hwekutaurirana kwe quantum.
Pfungwa inopa huwandu hwakazara hwezvinhu zve microwave zvisingashande zvekutaurirana kwe quantum
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Nguva yekutumira: Chikumi-01-2023