KR900017886U - 저잡음 증폭기용 엘보우형 웨이브 가이드구조 - Google Patents
저잡음 증폭기용 엘보우형 웨이브 가이드구조Info
- Publication number
- KR900017886U KR900017886U KR2019890003336U KR890003336U KR900017886U KR 900017886 U KR900017886 U KR 900017886U KR 2019890003336 U KR2019890003336 U KR 2019890003336U KR 890003336 U KR890003336 U KR 890003336U KR 900017886 U KR900017886 U KR 900017886U
- Authority
- KR
- South Korea
- Prior art keywords
- low noise
- noise amplifier
- guide structure
- wave guide
- type wave
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/08—Coupling devices of the waveguide type for linking dissimilar lines or devices
- H01P5/10—Coupling devices of the waveguide type for linking dissimilar lines or devices for coupling balanced lines or devices with unbalanced lines or devices
- H01P5/107—Hollow-waveguide/strip-line transitions
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/294—Indexing scheme relating to amplifiers the amplifier being a low noise amplifier [LNA]
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019890003336U KR910004453Y1 (ko) | 1989-03-25 | 1989-03-25 | 저잡음 증폭기용 엘보우형 웨이브 가이드구조 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019890003336U KR910004453Y1 (ko) | 1989-03-25 | 1989-03-25 | 저잡음 증폭기용 엘보우형 웨이브 가이드구조 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR900017886U true KR900017886U (ko) | 1990-10-05 |
KR910004453Y1 KR910004453Y1 (ko) | 1991-06-29 |
Family
ID=19284604
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019890003336U KR910004453Y1 (ko) | 1989-03-25 | 1989-03-25 | 저잡음 증폭기용 엘보우형 웨이브 가이드구조 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR910004453Y1 (ko) |
-
1989
- 1989-03-25 KR KR2019890003336U patent/KR910004453Y1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR910004453Y1 (ko) | 1991-06-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 20020517 Year of fee payment: 12 |
|
LAPS | Lapse due to unpaid annual fee |