KR890004512A - Low noise frequency converter for both C-band and Ku-band of satellite broadcasting - Google Patents

Low noise frequency converter for both C-band and Ku-band of satellite broadcasting Download PDF

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Publication number
KR890004512A
KR890004512A KR1019870008733A KR870008733A KR890004512A KR 890004512 A KR890004512 A KR 890004512A KR 1019870008733 A KR1019870008733 A KR 1019870008733A KR 870008733 A KR870008733 A KR 870008733A KR 890004512 A KR890004512 A KR 890004512A
Authority
KR
South Korea
Prior art keywords
band
low noise
satellite broadcasting
frequency converter
noise frequency
Prior art date
Application number
KR1019870008733A
Other languages
Korean (ko)
Other versions
KR900001526B1 (en
Inventor
전순익
강원철
Original Assignee
안시환
삼성전자 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 안시환, 삼성전자 주식회사 filed Critical 안시환
Priority to KR1019870008733A priority Critical patent/KR900001526B1/en
Publication of KR890004512A publication Critical patent/KR890004512A/en
Application granted granted Critical
Publication of KR900001526B1 publication Critical patent/KR900001526B1/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference

Abstract

내용 없음.No content.

Description

위성방송의 C대역 및 Ku대역겸용 저잡음주파수 변환장치C대역 및 Ku대역겸용 저잡음주파수 변환장치Low noise frequency converter for both C and Ku bands for satellite broadcasting Low noise frequency converter for both C and Ku bands

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제3도는 본 발명의 블록도.3 is a block diagram of the present invention.

제4도는 제3도를 구체화시킨 본 발명의 구성도이다.4 is a block diagram of the present invention incorporating FIG.

Claims (1)

위성방송수신장치에 있어서, C대역 및 Ku대역의 위성신호가 입력되는 입력단(IN1)(IN2)에 저잡음증폭부(1)(3)와 대역통과필터(2)(4)를 각각 매개하여 국부발진부(6)(7)에서 C대역 및 Ku대역에 대한 국부발진주파수가 각각 공급되고 있는 혼합기(5)를 연결하고, 혼합기(5)의 출력단에는 저역통과필터(8)와 저잡음 중간주파증폭기(9)를 차례로 연결하며, 저잡음 증폭부(1)(3)와 국부발진기(6)(7) 및 중간주파증폭기(9)에 각각 알맞은 전원을 공급하는 바이어스회로(10)를 구비하며 된 것을 특징으로 하는 위성방송의 C대역 및 Ku대역겸용 저잡음주파수 변환장치.In the satellite broadcasting receiver, the low noise amplifier (1) (3) and the band pass filter (2) (4) are respectively mediated to the input terminals (IN 1 ) (IN 2 ) through which the satellite signals of the C band and the Ku band are input. Local oscillator (6) (7) is connected to mixer (5) supplied with local oscillation frequency for C band and Ku band, respectively, and the low pass filter (8) and low noise intermediate frequency are connected to the output of mixer (5). And a bias circuit (10) for connecting the amplifier (9) in turn and supplying suitable power to the low noise amplifier (1) (3), the local oscillator (6) (7) and the intermediate frequency amplifier (9), respectively. Low noise frequency converter for both the C-band and Ku-band of the satellite broadcasting. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019870008733A 1987-08-10 1987-08-10 Low noise frequency converter for c band and ku band of satellite KR900001526B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019870008733A KR900001526B1 (en) 1987-08-10 1987-08-10 Low noise frequency converter for c band and ku band of satellite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019870008733A KR900001526B1 (en) 1987-08-10 1987-08-10 Low noise frequency converter for c band and ku band of satellite

Publications (2)

Publication Number Publication Date
KR890004512A true KR890004512A (en) 1989-04-22
KR900001526B1 KR900001526B1 (en) 1990-03-12

Family

ID=19263665

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870008733A KR900001526B1 (en) 1987-08-10 1987-08-10 Low noise frequency converter for c band and ku band of satellite

Country Status (1)

Country Link
KR (1) KR900001526B1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100434869B1 (en) * 2002-03-14 2004-06-22 (주)하이게인안테나 Frequency Band Convertable Low Noise Blockdown Converter
KR101529508B1 (en) * 2013-07-10 2015-06-29 국방과학연구소 Single output channel low noise amplify apparatus for receiving multi-mode mono pulse signal and output method thereof

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105356928B (en) * 2015-09-28 2019-01-22 四川九洲电器集团有限责任公司 A kind of Ku band satellite communication frequency conversion terminal device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100434869B1 (en) * 2002-03-14 2004-06-22 (주)하이게인안테나 Frequency Band Convertable Low Noise Blockdown Converter
KR101529508B1 (en) * 2013-07-10 2015-06-29 국방과학연구소 Single output channel low noise amplify apparatus for receiving multi-mode mono pulse signal and output method thereof

Also Published As

Publication number Publication date
KR900001526B1 (en) 1990-03-12

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