KR970055831A - Transceiver Redundancy System for Satellite Communication System - Google Patents
Transceiver Redundancy System for Satellite Communication System Download PDFInfo
- Publication number
- KR970055831A KR970055831A KR1019950071055A KR19950071055A KR970055831A KR 970055831 A KR970055831 A KR 970055831A KR 1019950071055 A KR1019950071055 A KR 1019950071055A KR 19950071055 A KR19950071055 A KR 19950071055A KR 970055831 A KR970055831 A KR 970055831A
- Authority
- KR
- South Korea
- Prior art keywords
- switching
- receiving
- unit
- transmitting
- transmission
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18517—Transmission equipment in earth stations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18519—Operations control, administration or maintenance
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Relay Systems (AREA)
Abstract
본 발명은 인공위성에 대한 신호의 송신과 인공위성으로부터의 신호를 수신하기 위한 송수신 장치를 이중화하여 구성한 위성통신 시스템용 송수신이 중화장치에 관한 것으로서, 제1 SCPC 채널 유니트로 부터 출력되는 중간주파 수신호를 극초단파로 변환하여 출력하는 송신부와, 위성으로부터 수신된 극초단파를 중간 주파수로 변환하여 제2 SCPC 채널 유니트로 입력하는 수신부를 구비한 위성통신 시스템에 있어서, 상기 송신부와 수신부를 구비한 제1송수신 수단과, 상기 송신부와 수신부를 구비한 제2송수신수단, 위성으로부터 수신된 극초단파를 상기 제1 또는 제2송수신 수단으로 선택 입력하는 제1스위칭 수단과, 상기 제1 또는 제2송수신 수단으로부터 출력되는 중간 주파수를 상기 제2SCPC 채널 유니트로 선택 입력하는 제2스위칭 수단, 상기 제1SCPC 채널 유니트로 부터 출력되는 중간 주파수를 상기 제1 또는 제2송수신 수단으로 선택 출력하는 제3스위칭 수단, 상기 제1 또는 제2송수신 수단으로부터 출력되는 극초단파를 선택적으로 출력하는 제4 스위칭수단 및, 소정의 선택 스위치나 선택신호에 따라 상기 제1 내지 제4스위칭 신호를 스위칭 시키기 위한 스위칭 신호를 출력하는 스위칭 신호 발생 수단을 포함하여 구성된 것을 특징으로 한다.The present invention relates to a neutralizing device for transmitting / receiving a satellite communication system configured by duplexing a transmitting and receiving device for receiving a signal from a satellite and receiving a signal from the satellite. A satellite communication system comprising: a transmitting unit for converting and outputting a signal; and a receiving unit for converting microwaves received from a satellite into an intermediate frequency and inputting the second SCPC channel unit, comprising: first transmitting and receiving means including the transmitting unit and the receiving unit; Second transmission and reception means including the transmitter and the receiver, first switching means for selectively inputting microwaves received from the satellite into the first or second transmission and reception means, and an intermediate frequency output from the first or second transmission and reception means. Second switching means for selectively inputting to the second SCPC channel unit, the first SCPC channel Third switching means for selectively outputting the intermediate frequency output from the null unit to the first or second transmission and reception means, fourth switching means for selectively outputting the microwaves output from the first or second transmission and reception means, and predetermined And a switching signal generating means for outputting a switching signal for switching the first to fourth switching signals in accordance with a selection switch or a selection signal.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.
제3도는 본 발명의 1 실시예에 따른 위성 통신 시스템용 송수신 이중화 장치를 나타낸 회로 구성도.3 is a circuit diagram illustrating a transmission and reception redundancy apparatus for a satellite communication system according to an embodiment of the present invention.
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950071055A KR0179202B1 (en) | 1995-12-31 | 1995-12-31 | Dual transceiver for satellite communication system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950071055A KR0179202B1 (en) | 1995-12-31 | 1995-12-31 | Dual transceiver for satellite communication system |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970055831A true KR970055831A (en) | 1997-07-31 |
KR0179202B1 KR0179202B1 (en) | 1999-05-15 |
Family
ID=19448823
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950071055A KR0179202B1 (en) | 1995-12-31 | 1995-12-31 | Dual transceiver for satellite communication system |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR0179202B1 (en) |
-
1995
- 1995-12-31 KR KR1019950071055A patent/KR0179202B1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR0179202B1 (en) | 1999-05-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
PE45895A1 (en) | SYSTEM AND METHOD FOR TRANSMITTING REMOTE CONTROL SIGNALS TO A VEHICLE | |
AR004796A1 (en) | RADIO SUBSCRIBER UNIT THAT HAS AN APPARATUS IN DIVERSITY OF SWITCHED ANTENNA AND METHOD TO OPERATE IT. | |
SE0502559L (en) | Bandwidth variable communication | |
DK35390D0 (en) | CONTROL AND COMMUNICATION SYSTEM | |
KR970055831A (en) | Transceiver Redundancy System for Satellite Communication System | |
FI902626A0 (en) | ANORDINATION FOR THE PURPOSE OF THE RADIOTESTSLINGA I EN SAENDARMOTTAGARE. | |
KR940701605A (en) | Optimal base station selector | |
KR920704489A (en) | Facsimile Broadcasting System | |
JPS6469128A (en) | Radio wave sender of artificial satellite | |
JPS56112156A (en) | Loop communication system | |
KR970059765A (en) | Radar transmission / reception connection device | |
KR950022216A (en) | Frequency common communication system terminal | |
KR920022180A (en) | Multi Control Remote Ultrasonic Switch System | |
KR890012460A (en) | Simultaneous 2-Way FM Transceiver | |
KR920013960A (en) | Data communication circuit between multiple transmission media | |
JPS5545254A (en) | Multi-information transmission and receiving system | |
KR950013082A (en) | Mobile communication systems | |
KR970003329A (en) | Output signal combination device of radio call transmitter | |
KR970019232A (en) | COMPATIBBLE APPARATUS OF UNI GLOBAL BUS | |
TW345653B (en) | A simultaneous transmitting/receiving distance alarm | |
KR950016049A (en) | 2-way satellite transceiver | |
KR970056098A (en) | Selective Diversity Device for Multi-Channel Time Division Duplex Wireless Transceiver | |
KR960016572A (en) | Transmission frequency stabilization circuit for cable television | |
KR930015388A (en) | Satellite receiver system | |
JPH0451683U (en) |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20011116 Year of fee payment: 4 |
|
LAPS | Lapse due to unpaid annual fee |