Nta:
- Kev Tsis Lees Txais Siab Stopband
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Nws tso cai rau cov teeb liab uas muaj zaus ntau dua li qhov txwv kom dhau, tab sis tsis lees txais cov teeb liab uas muaj zaus tsawg dua qhov txwv ntawd. Lub lim dej siab dhau passive yog lub lim dej uas muaj cov khoom passive (R, L thiab C), siv lub hauv paus ntsiab lus tias qhov reactance ntawm capacitors thiab inductors hloov pauv nrog qhov hloov pauv ntawm zaus. Qhov zoo ntawm lub lim dej siab dhau yog: lub voj voog yooj yim, tsis xav tau DC fais fab mov, kev ntseeg siab siab; Nws tuaj yeem ua kom lub teeb liab qis qis thiab ua rau lub teeb liab siab dhau mus. Qhov tsis zoo ntawm lub lim dej siab dhau yog tias tus nqi attenuation loj heev, uas yuav cuam tshuam rau qhov tseeb ntawm lub teeb liab; Lub teeb liab hauv passband muaj kev poob zog, qhov cuam tshuam ntawm kev thauj khoom yog qhov pom tseeb, thiab kev siv cov inductors yooj yim ua rau electromagnetic induction, thiab qhov ntim thiab qhov hnyav ntawm lub lim dej loj heev thaum lub inductance L loj heev, uas tsis siv tau rau hauv thaj chaw qis zaus.
Cov lim dej siab dhau kuj tseem muab faib ua cov lim dej siab dhau sib xyaw, cov lim dej siab dhau interdigital, cov lim dej siab dhau sib xyaw, thiab cov lim dej siab dhau suspended stripline.
1. Kev ua suab: Cov lim dej microstrip high pass siv tau rau hauv kev ua suab kom tsis muaj zog suab nrov qis lossis lwm yam teeb liab qis tsis tsim nyog, yog li ua kom zoo dua ntawm lub suab.
2. Kev ua duab: Hauv kev ua duab, cov lim dej microwave siab dhau tuaj yeem siv los txhim kho cov ntsiab lus siab hauv cov duab, ua rau lawv pom tseeb dua.
3. Kev ua cov teeb liab sensor: Cov lim dej millimeter wave high pass siv tau los lim cov suab nrov qis hauv cov teeb liab sensor, yog li txhim kho kev ntseeg siab thiab qhov tseeb ntawm cov teeb liab.
4. Kev sib txuas lus hauv xov tooj cua: Hauv kev sib txuas lus hauv xov tooj cua, cov lim dej siab dhau los ntawm xov tooj cua tuaj yeem siv los lim cov suab nrov qis thiab cov teeb liab cuam tshuam, yog li txhim kho kev sib txuas lus zoo.
Qualwavemuab cov lim dej siab dhau hauv ntau zaus txog li 60GHz. Cov lim dej siab dhau siv dav hauv ntau daim ntawv thov.

Tus lej khoom | Passband(GHz, Min.) | Passband(GHz, Siab tshaj plaws.) | Kev poob ntawm kev ntxig(dB, siab tshaj plaws.) | VSWR(Qhov siab tshaj plaws) | Kev Txo Qhov Nres ntawm Cov Kab Nres(dB) | Cov khoom sib txuas |
|---|---|---|---|---|---|---|
| QHF-380-1000-30 | 0.38 | 1 | 2.5 | 1.7 | 30@DC~0.35GHz | SMA |
| QHF-1000-3000-25 | 1 | 3 | 2.5 | 1.8 | 25@DC~0.95GHz | SMA |
| QHF-1000-7000-45 | 1 | 7 | 1 | 1.5 | 45 @DC ~ 0.8GHz | SMA |
| QHF-1000-11000-40 | 1 | 11 | 1 | 1.5 | 70@DC~0.7GHz&40@0.8GHz | SMA |
| QHF-1000-12000-55 | 1 | 12 | 0.8 | 2 | 55@DC~0.75GHz | SMA |
| QHF-1250-7000-60 | 1.25 | 7 | 2 | 1.5 | 60@DC~1.04GHz | SMA |
| QHF-2000-10000-50 | 2 | 10 | 1 | 1.5 | 50@DC~1.6GHz | SMA |
| QHF-2000-14500-60 | 2 | 14.5 | 1 | 2 | 60 @DC ~ 1.6GHz | SMA |
| QHF-2000-19000-55 | 2 | 19 | 1 | 2 | 55@DC~1.55GHz | SMA |
| QHF-2400-6000-35 | 2.4 | 6 | 2 | 1.5 | 35@DC~2.2GHz | SMA |
| QHF-2500-14000-60 | 2.5 | 14 | 1.2 | 2 | 60 @DC ~ 2.1GHz | SMA |
| QHF-2700-16000-60 | 2.7 | 16 | 2 | 1.5 | 60@DC~2.36GHz | SMA |
| QHF-2800-10000-60 | 2.8 | 10 | 1 | 2 | 60 @DC ~ 2.1GHz | SMA |
| QHF-3000-6000-40 | 3 | 6 | 1.5 | 1.8 | 40 @ 1 ~ 2.7 GHz | SMA |
| QHF-3000-18000-55 | 3 | 18 | 2 | 1.5 | 70@DC~2.6GHz&55@2.6~2.7GHz | SMA |
| QHF-3000-18000-60 | 3 | 18 | 1 | 1.7 | 60 @DC ~ 2.5GHz | SMA |
| QHF-3000-24000-50 | 3 | 24 | 1 | 2 | 50@DC~2.35GHz | 2.92 hli |
| QHF-3500-18000-20 | 3.5 | 18 | 1 | 1.8 | 20@DC~3.2GHz | SMA |
| QHF-3500-19000-60 | 3.5 | 19 | 2 | 1.5 | 60@DC~3.08GHz | SMA |
| QHF-3550-18000-60 | 3.55 | 18 | 1.5 | 2 | 60 @DC ~ 2.8GHz | SMA |
| QHF-3800-15000-25 | 3.8 | 15 | 1 | 2 | 25 @DC ~ 3.4GHz | SMA |
| QHF-4000-20000-50 | 4 | 20 | 1 | 2 | 50@DC~3.4GHz | SMA |
| QHF-4300-18000-30 | 4.3 | 18 | 1.2 | 2 | 30@DC~3.8GHz | SMA |
| QHF-5000-18000-50 | 5 | 18 | 1 | 2 | 50@DC~4.2GHz | SMA |
| QHF-5000-22000-60 | 5 | 22 | 2 | 1.5 | 60@DC~4.48GHz | SMA |
| QHF-5480-18000-50 | 5.48 | 18 | 0.9 | 2 | 50@DC~3.5GHz | SMA |
| QHF-5500-23000-60 | 5.5 | 23 | 2 | 1.5 | 60@DC~4.95GHz | SMA |
| QHF-5500-18000-50 | 5.5 | 18 | 2 | 2 | 50@DC~3.5GHz | SMA |
| QHF-6000-18000-50 | 6 | 18 | 1 | 2 | 50@DC~5.1GHz | SMA |
| QHF-6000-18000-55 | 6 | 18 | 2 | 1.8 | 55@DC~5.4GHz | SMA |
| QHF-6000-18000-60 | 6 | 18 | 1.5 | 2 | 60 @DC ~ 5.1GHz | SMA |
| QHF-6000-24000-60 | 6 | 24 | 2 | 1.5 | 60 @DC ~ 5.4GHz | SMA |
| QHF-7000-18000-30 | 7 | 18 | 1.5 | 2 | 30@DC~6.425GHz | SMA |
| QHF-7000-18000-50 | 7 | 18 | 1 | 2 | 50 @DC ~ 6GHz | SMA |
| QHF-7000-24000-60 | 7 | 24 | 2 | 1.5 | 60@DC~6.3GHz | SMA |
| QHF-7500-18000-50 | 7.5 | 18 | 1.5 | 2 | 50@DC~6.9GHz | SMA |
| QHF-7500-24500-60 | 7.5 | 24.5 | 2 | 1.5 | 60@DC~6.77GHz | SMA |
| QHF-7625-18000-30 | 7.625 | 18 | 1.2 | 2 | 30@DC~7.125GHz | SMA |
| QHF-8000-18000-50 | 8 | 18 | 1 | 2 | 50@DC~6.5GHz | SMA |
| QHF-9000-18000-50 | 9 | 18 | 1.5 | 2 | 50@DC~7.8GHz | SMA |
| QHF-10000-18000-50 | 10 | 18 | 1 | 2 | 50@DC~5.85GHz | SMA |
| QHF-10000-40000-60 | 10 | 40 | 1.5 | 2 | 60 @ DC ~ 5GHz & 20dB @ 8GHz | 2.92 hli |
| QHF-11000-42000-60 | 11 | 42 | 3.5 | 2.2 | 60 @DC ~ 10GHz | 2.92 hli |
| QHF-12000-18000-60 | 12 | 18 | 1 | 2 | 60 @DC ~ 10.5GHz | SMA |
| QHF-18000-40000-25 | 18 | 40 | 2.7 | 2 | 25 @DC ~ 17GHz | 2.92 hli |
| QHF-18000-40000-35 | 18 | 40 | 2 | 2.3 | 35@17.5GHz | 2.92 hli |
| QHF-22000-40000-70 | 22 | 40 | 3 | 2 | 70 @ 18GHz | 2.92 hli |
| QHF-26000-50000-50 | 26 | 50 | 2.5 | 2 | 50 @ DC ~ 24.5GHz | 2.4 hli |
| QHF-26500-40000-60 | 26.5 | 40 | 3 | 2 | 60 @ 3 ~ 19 GHz | 2.92 hli |
| QHF-30000-50000-35 | 30 | 50 | 2.5 | 2 | 35 @ DC ~ 28GHz | 2.4 hli |
| QHF-33000-60000-40 | 33 | 60 | 2 | 2 | 40 @ 30 GHz | 1.85 hli |