NO844688L - DEVICE FOR REPRESSION OF PARASITIC RESPONSES IN CRYSTAL FILTERS - Google Patents
DEVICE FOR REPRESSION OF PARASITIC RESPONSES IN CRYSTAL FILTERSInfo
- Publication number
- NO844688L NO844688L NO844688A NO844688A NO844688L NO 844688 L NO844688 L NO 844688L NO 844688 A NO844688 A NO 844688A NO 844688 A NO844688 A NO 844688A NO 844688 L NO844688 L NO 844688L
- Authority
- NO
- Norway
- Prior art keywords
- repression
- crystal filters
- parasitic responses
- parasitic
- responses
- Prior art date
Links
- 230000003071 parasitic effect Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/56—Monolithic crystal filters
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Steroid Compounds (AREA)
- Fats And Perfumes (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/488,874 US4533885A (en) | 1983-04-27 | 1983-04-27 | Apparatus for suppression of spurious attenuation poles in crystal filters |
PCT/US1984/000565 WO1984004434A1 (en) | 1983-04-27 | 1984-04-12 | Apparatus for suppression of spurious attenuation poles in crystal filters |
Publications (3)
Publication Number | Publication Date |
---|---|
NO844688L true NO844688L (en) | 1984-11-26 |
NO170378B NO170378B (en) | 1992-06-29 |
NO170378C NO170378C (en) | 1992-10-07 |
Family
ID=26770235
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO84844688A NO170378C (en) | 1983-04-27 | 1984-11-26 | DEVICE FOR REPRESSION OF PARASITIC RESPONSES IN CRYSTAL FILTERS |
Country Status (2)
Country | Link |
---|---|
HK (1) | HK17194A (en) |
NO (1) | NO170378C (en) |
-
1984
- 1984-11-26 NO NO84844688A patent/NO170378C/en unknown
-
1994
- 1994-03-03 HK HK171/94A patent/HK17194A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
HK17194A (en) | 1994-03-11 |
NO170378C (en) | 1992-10-07 |
NO170378B (en) | 1992-06-29 |
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