KR940003926Y1 - 더블밴드 위성방송 수신장치 - Google Patents
더블밴드 위성방송 수신장치 Download PDFInfo
- Publication number
- KR940003926Y1 KR940003926Y1 KR2019910015496U KR910015496U KR940003926Y1 KR 940003926 Y1 KR940003926 Y1 KR 940003926Y1 KR 2019910015496 U KR2019910015496 U KR 2019910015496U KR 910015496 U KR910015496 U KR 910015496U KR 940003926 Y1 KR940003926 Y1 KR 940003926Y1
- Authority
- KR
- South Korea
- Prior art keywords
- band
- switching diode
- double
- signal
- bandwidth
- Prior art date
Links
- 238000001914 filtration Methods 0.000 claims description 4
- 239000003990 capacitor Substances 0.000 description 10
- 230000008878 coupling Effects 0.000 description 10
- 238000010168 coupling process Methods 0.000 description 10
- 238000005859 coupling reaction Methods 0.000 description 10
- 230000008054 signal transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H40/00—Arrangements specially adapted for receiving broadcast information
- H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
- H04H40/27—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
- H04H40/90—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for satellite broadcast receiving
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Filters And Equalizers (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Superheterodyne Receivers (AREA)
Abstract
Description
Claims (1)
- 위성방송 수신용 튜너의 IF쏘필터링 회로에 있어서, IF신호를 제1, 2밴드폭으로 필터링 출력하는 더블밴드 쏘필터(12)와, 상기 제1밴드폭 IF신호를 전달하는 순방향 스위칭 다이오드(D1)와, 상기 제2밴드폭 IF신호를 전달하는 역방향 스위칭 다이오드(D2)와, 상기 스위칭 다이오드(D1, D2)의 캐소드 및 애노드에 기준 전압을 공급하는 Vcc전압 분압용 저항(R5, R6)과, 상기 스위칭 다이오드(D1)의 애노드에 순방향 바이어스 전압을 공급하는 Vsm전압 분압용 저항(R1, R2)과, 상기 스위칭 다이오드(D2)의 캐소드에 역방향 바이어스전압을 공급하는 Vsm전압 분압용 저항(R3, R4)을 포함하는 것을 특징으로 하는 더블밴드 위성방송 수신장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019910015496U KR940003926Y1 (ko) | 1991-09-20 | 1991-09-20 | 더블밴드 위성방송 수신장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019910015496U KR940003926Y1 (ko) | 1991-09-20 | 1991-09-20 | 더블밴드 위성방송 수신장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR930007696U KR930007696U (ko) | 1993-04-26 |
KR940003926Y1 true KR940003926Y1 (ko) | 1994-06-15 |
Family
ID=19319616
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019910015496U KR940003926Y1 (ko) | 1991-09-20 | 1991-09-20 | 더블밴드 위성방송 수신장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR940003926Y1 (ko) |
-
1991
- 1991-09-20 KR KR2019910015496U patent/KR940003926Y1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR930007696U (ko) | 1993-04-26 |
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