Shanghai Institute of Applied Physics (siap), Chinese Academy of Sciences (cas) ndi xst alumikizana manja kuti apange cholandirira chapamwamba chapamwamba cha ma shortwave
Zogulitsa
Olandira Mawonekedwe Aakulu a Shortwave
Ma Ultra shortwave olandila
Zigawo Zosiyanasiyana za Frequency
Mawonekedwe a Zamalonda

Kufuna Kwamakasitomala
I. Mbiri ndi Mau Oyambirira
Shanghai Institute of Applied Physics (SIAP) ya Chinese Academy of Sciences (CAS) ndi kafukufuku wofunikira pa sayansi ya nyukiliya ndi teknoloji, ndi 'Key Laboratory of Microinterface Physics and Detection of the Chinese Academy of Sciences (CAS)', 'Shanghai Key Laboratory ya Cryogenic Superconducting ndi High-Frequency High-Frequency Cavity Cavity Cavity' ndi Shanghai Key Laboratory ya Cryogenic Superconducting ndi High-Frequency Cavity Cavity Cavity Frequency Cavity Technology '. Shanghai Key Laboratory of Low Temperature Superconducting High Frequency Cavity Technology '. Ma inverter omwe apangidwa mumgwirizanowu adzagwiritsidwa ntchito kwa ma superconducting linear accelerators a ma laboratories omwe ali pamwambapa, omwe apereka yankho lofunikira pakufufuza kogwiritsidwa ntchito kwaukadaulo wa nyukiliya.
II. Co-operation Mode ndi Mechanism
Pogwirizana, mbali zonse ziwiri zakhala zikugwirizanitsa ndi mgwirizano. Kudzera pamisonkhano yanthawi zonse, malipoti a momwe zinthu zikuyendera komanso kusinthana kwapamalo, mbali zonse ziwiri zimatsimikizira kuti tsatanetsatane waukadaulo ndikumveka bwino komanso kuzindikiridwa. Njira yolankhulirana yabwinoyi sikuti imangopititsa patsogolo chitukuko cha mankhwala, komanso imapangitsa kuti zinthu zisamayende bwino.
III. Synthesis Technology ndi Zopindulitsa
Chojambulira chamtundu wamtundu wamtundu wapamwamba kwambiri chomwe chimasinthidwa ndi XST kwa ASTRI chimakhala ndi kufalikira kwafupipafupi (kokhoza kulandira ma siginecha afupiafupi amagulu angapo), kuthekera kolimba (zilibe kanthu kuti ndikusintha kwa matalikidwe (AM), frequency modulation (FM) kapena single-sideband modulation (SSB), wolandila wa shortwave amatha kutsitsa chidziwitso champhamvu ndikusintha mawonekedwe amphamvu kufalikira kwa nyengo ndi nyengo zosiyanasiyana). (kutha kusintha nyengo zosiyanasiyana ndi nthawi ya mawonekedwe afupikitsa a mawonekedwe a mafunde afupipafupi) ndi zina zaukadaulo ndi zabwino zake.
Popeza olandila mafunde afupiafupi a XST adayikidwa mu labotale, adapambana mbiri yabwino yamakasitomala ndi magwiridwe antchito awo abwino komanso mtengo wokwera, ndipo alimbikitsa luso ndi chitukuko cha sayansi ya nyukiliya ndi ukadaulo, ndikupereka zofunikira pakupita patsogolo kwasayansi ndiukadaulo komanso kumanga chitetezo cha dziko.
| Zogulitsa Zamalonda | Parameter | Zofunikira za index |
| • Zinthu Zogulitsa • Kusanthula mwachangu • Kukula kochepa • Kukhazikika kwakukulu • Kukhudzidwa kwambiri | Kulandila pafupipafupi | 0.1MHz ~ 30MHz |
| Phase Noise | ≤ -110dBc/Hz@10kHz | |
| Synthesizer kusintha nthawi | ≤500μs | |
| Chithunzi cha Phokoso | ≤ 9dB | |
| Mapulogalamu | Lowetsani dongosolo lachiwiri | ≥ 70dBm |
| • Wireless signal reception • Kuyang'anira wailesi, kuzindikira ndi wailesi • kasamalidwe ka sipekitiramu • Zida Zoyesa Kuyankhulana kwa Shortwave • Shortwave communications analyzer • Kuyang'anira chitetezo ndi chitetezo ndikumvetsera | Linanena bungwe lachitatu dongosolo intercept mfundo | ≥30dBm |
| Kukana pafupipafupi pagalasi | 115dB | |
| NGATI kukanidwa | ≥ 115dB | |
| IF pafupipafupi | 70MHz | |
| Chizindikiro chabodza chamkati | ≤ -110dBm | |
| IF Bandwidth | 2MHz, 30kHz |
| Main luso zizindikiro za mankhwala | Main luso zizindikiro za mankhwala | Main luso zizindikiro za mankhwala | |||||||||||||||
| 1, Makhalidwe pafupipafupi | 2. Mphamvu, kukhudzika, komanso kuletsa chizindikiro chabodza | 3, Makhalidwe apakatikati pafupipafupi | |||||||||||||||
| Dzina lachizindikiritso | osachepera | wamba | pazipita | gwirizanitsani | ndemanga | Dzina lachizindikiritso | osachepera | wamba | pazipita | gwirizanitsani | ndemanga | Dzina lachizindikiritso | osachepera | wamba | pazipita | gwirizanitsani | ndemanga |
| Receiver pafupipafupi osiyanasiyana | 0.1 | 30 | MHz | Phokoso lamphamvu | 59 | 9 | dB | Kupindula kwathunthu | Mafupipafupi apakatikati | 70 | MHz | ||||||
| Ochepera pafupipafupi sitepe ya synthesizer | 1 | kHz | Kupindula kwa Link | 55 | 60 | 61 | dB | Broadband mode | 3dB bandwidth | 2 | MHz | Broadband mode | |||||
| Synthesizer kusintha nthawi | 500 | μs | 56 | 57 | dB | Narrowband mode | 30 | kHz | Narrowband mode | ||||||||
| phokoso la gawo | -110 | dBc/Hz | @10kH | Maximum RF attenuation | 56 | dB | Kutsika kwa 1dB | 2MHz Bandwidth rectangular coefficient | 3 | BW-60dB/BW-3dB | |||||||
| A/D Clock linanena bungwe pafupipafupi | 100 | MHz | Kuchepetsa pafupipafupi kwapakatikati | 30 | dB | Kutsika kwa 1dB | 30kHz Bandwidth yamakona anayi | 3 | BW-60dB/BW-3dB | ||||||||
| Reference source kukhazikika pafupipafupi | ±0.1 | ppm | Zomangidwa muzowunikira | Lowetsani podutsa njira yachiwiri | 30 | dB | Kupindula kwathunthu | Mu bandi kusinthasintha kwapakati pafupipafupi linanena bungwe | 1 | dB | kutentha kwa mumlengalenga | ||||||
| Kusanja kochulukira pafupipafupi | ±2 | ppm | Kuwongolera kwafakitale | Kutulutsa kwadongosolo lachitatu lodulira mkati mwa bandi | 70 | dB | Kupindula kwathunthu | Pakatikati pafupipafupi linanena bungwe 1dB psinjika mfundo | 16 | dBm | |||||||
| Mirror frequency kupondereza | 30 | dB | IF Zotulutsa Zosokoneza | 50 | O! | ||||||||||||
| Ngati Kukana | 115 | dB | |||||||||||||||
| Zizindikiro zabodza zamkati | -120 | -110 | dBm | Kutembenuzidwa ku mapeto olowetsa, muyeso wopindula mokwanira | |||||||||||||
| Kuyika kwa RF kofananira ndi impedance | 50 | O! | |||||||||||||||







