KR970055817A - Phase control device of transmission receiver - Google Patents
Phase control device of transmission receiver Download PDFInfo
- Publication number
- KR970055817A KR970055817A KR1019950067838A KR19950067838A KR970055817A KR 970055817 A KR970055817 A KR 970055817A KR 1019950067838 A KR1019950067838 A KR 1019950067838A KR 19950067838 A KR19950067838 A KR 19950067838A KR 970055817 A KR970055817 A KR 970055817A
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- South Korea
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- analog
- output
- signal
- inputting
- amplifier
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- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Abstract
1. 청구범위에 기재된 발명이 속한 기술분야1. TECHNICAL FIELD OF THE INVENTION
멀티레벨 구상 진폭 변조를 이용한 전송수신장치에 관한 것이다.A transmission receiver using multilevel spherical amplitude modulation.
2. 발명이 해결하려고 하는 기술적 과제2. The technical problem to be solved by the invention
멀티레벨 구상진폭변조를 이용한 전송수신장치에서 위상 제어를 정확히 할 수 있도록 하는 전송수신장치 위상 제어 장치를 제공한다.The present invention provides a transmitter and receiver for controlling a phase accurately in a transmitter and receiver using multilevel spherical amplitude modulation.
3. 발명의 해결방법의 요지3. Summary of Solution to Invention
멀티레벨의 구상 진폭 변조를 이용한 전송수신장치는 수신되는 고주파신호를 중간주파신호로 변환하는 변화기와, 상기 중간주파신호를 발진신호와 결합하는 제1결합기와, 상기 제1결합기의 출력을 입력하여 저대역필터링하는 제1저대역필터기와, 상기 제1저대역필터기의 출력을 입력하여 증폭하는 제1증폭기와, 상기 제1증폭기의 출력인 아날로그신호를 디지탈신호로 변환하는 제1아날로그/디지탈변환기와, 상기 발진신호를 위상반전하는 이상기와, 상기 중간주파신호 및 상기 이상기의 출력을 결합하는 제2결합기와, 상기 제2결합기의 출력을 입력하여 저대역필터링하는 제2저대역필터기와, 상기 제2저대역필터기의 출력을 입력하여 증폭하는 제2증폭기와, 상기 제2증폭기의 출력이 아날로그신호를 디지탈신호로 변환하는 제2아날로그/디지탈변환기와, 상기 제1, 제2아날로그/디지탈변환기의 출력을 입력하여 직렬전송하는 병렬/직렬 변환기와, 상기 제1, 제2아날로그/디지탈변환기의 출력을 입력하여 반송파를 복원하는 반송파복원회로와, 상기 반송파복원회로의 출력을 발진하여 상기 발진신호를 출력하는 발진기와, 상기 제1, 제2아날로그/디지탈변환기의 출력을 의거하여 상기 이상기를 제어하는 위상제어회로로 구성된다.A transmission receiving apparatus using multilevel spherical amplitude modulation includes inputting a transducer for converting a received high frequency signal into an intermediate frequency signal, a first combiner for combining the intermediate frequency signal with an oscillation signal, and an output of the first combiner. A first low band filter for low band filtering, a first amplifier for inputting and amplifying the output of the first low band filter, and a first analog / digital signal for converting an analog signal which is an output of the first amplifier into a digital signal A converter, a phase shifter for inverting the oscillation signal, a second coupler for coupling the intermediate frequency signal and the output of the phase shifter, a second lowband filter for low band filtering the output of the second combiner; A second amplifier for inputting and amplifying the output of the second low-band filter, and a second analog / digital converter for outputting the second amplifier to convert an analog signal into a digital signal A parallel / serial converter for inputting and serially transmitting the outputs of the first and second analog / digital converters, a carrier restoration circuit for restoring a carrier by inputting the outputs of the first and second analog / digital converters, An oscillator for oscillating the output of the carrier recovery circuit and outputting the oscillation signal, and a phase control circuit for controlling the abnormality based on the outputs of the first and second analog / digital converters.
4. 발명의 중요한 용도4. Important uses of the invention
전송수신장치에서 위상제어를 하기 위해 이를 구현한다.This is implemented for phase control in the transmission receiver.
※ 대표도 : 제2도※ Representative: 2nd
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.
제2도는 본 발명에 따른 전송수신장치의 위상 제어 장치의 시스템 블럭도.2 is a system block diagram of a phase control apparatus of a transmission receiving apparatus according to the present invention.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019950067838A KR970055817A (en) | 1995-12-30 | 1995-12-30 | Phase control device of transmission receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019950067838A KR970055817A (en) | 1995-12-30 | 1995-12-30 | Phase control device of transmission receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR970055817A true KR970055817A (en) | 1997-07-31 |
Family
ID=66637470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019950067838A KR970055817A (en) | 1995-12-30 | 1995-12-30 | Phase control device of transmission receiver |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR970055817A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100468359B1 (en) * | 2002-10-31 | 2005-01-27 | 인티그런트 테크놀로지즈(주) | Local Oscillator using I/Q Mismatch Compensating Circuit through LO Path and Receiver using thereof |
-
1995
- 1995-12-30 KR KR1019950067838A patent/KR970055817A/en not_active Application Discontinuation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100468359B1 (en) * | 2002-10-31 | 2005-01-27 | 인티그런트 테크놀로지즈(주) | Local Oscillator using I/Q Mismatch Compensating Circuit through LO Path and Receiver using thereof |
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| WITN | Withdrawal due to no request for examination |