KR920700504A - 시간영역 무선송신시스템 - Google Patents

시간영역 무선송신시스템

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Publication number
KR920700504A
KR920700504A KR1019900702280A KR900702280A KR920700504A KR 920700504 A KR920700504 A KR 920700504A KR 1019900702280 A KR1019900702280 A KR 1019900702280A KR 900702280 A KR900702280 A KR 900702280A KR 920700504 A KR920700504 A KR 920700504A
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KR
South Korea
Prior art keywords
signal
output
pulse
responsive
received
Prior art date
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KR1019900702280A
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English (en)
Other versions
KR970003529B1 (ko
Inventor
플러튼 래리 더블유
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플러튼 래리 더블유
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Application filed by 플러튼 래리 더블유 filed Critical 플러튼 래리 더블유
Publication of KR920700504A publication Critical patent/KR920700504A/ko
Application granted granted Critical
Publication of KR970003529B1 publication Critical patent/KR970003529B1/ko

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B15/00Suppression or limitation of noise or interference
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B14/00Transmission systems not characterised by the medium used for transmission
    • H04B14/02Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/026Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse time characteristics modulation, e.g. width, position, interval
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00Antenna arrays or systems
    • H01Q21/06Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/061Two dimensional planar arrays
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04Resonant antennas
    • H01Q9/16Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/28Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface; Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/69Spread spectrum techniques

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transmitters (AREA)

Abstract

내용 없음

Description

시간영역 무선송신시스템
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 타임영역 송신기의 컴비네이션 블럭-개략적 도면,
제2도는 본 발명에 의해 기대되는 바 시간 영역수신기의 컴비네이션 블럭-개략적 도면,
제3도는 타임영역수신기의 한 선택적 실릿예에 대한 전기적 블럭도면.

Claims (9)

  1. 재발생(reoccuring) 펄스유닛을 발생시키기 위한 수단으로, 각 펄스유닛이 돌연한 한 가장자리로 구성된 펄스발생수단, 지능신호소스(source), 변조된 한 출력의로서, 전술한 지능신호의 함수로 이산 가장 자리 영역이 시간위치에서 변경되는 한 신호트레인을 제공하기 위해 전술한 펄스발생수단과 지능신호소스에 응답하는 변조수단, 광대역 송신안테나를 포함하는 송신안테나수단, D.C 출력전원, 그리고, 전술한 광대역 송신안테나와 전력전원에 결합되며, 전력전원이 광대역 안테나에 적용된 그리고 광대역 안테나에 적용되지 않는 전력상태들 사이에서 스위칭되도록 한 변조된 출력에 응답하는 제어입력을 가지며, 이에 의해 이산 스위치 펄스가 송신된 신호를 전송되는 전력스위칭수단을 포함하는 무선송신기, 전술한 송신안테나로부터 송신을 수신하고 수신된 신호를 제공하기 위한 광대역 안테나를 포함하는 수신수단, 시간과 극성 형성에 있어서, 송신된 신호의 구성과 대체로 상응하는 극성구성의 템플레이트 신호를 반복적으로 발생 시키기 위해, 전술한 송신된 신호중 수신된 것과 함께 발생되는 제어신호에 응답하는 신호발생수단, 그리고 제어신호를 발생시키기 위해 전술한 수신된 신호와 템플레이트 신호에 응답하는 신호타이밍수단, 그리고, 곱셈신호를 제공하기 위해 템플레이트신호와 수신된 신호에 응답하는 멀티플라잉수단, 그리고 전술한 지능신호를 재발생시키기 위해 전술한 곱셈신호에 응답하는 신호수단을 포함하는 복조수단을 포함하는 무선수신기로 구성된 시영역(time domain) 무선송신기 시스템.
  2. 제1항에 있어서, 전술한 신호수단이 전술한 신호곱셈수단의 출력을 적분시키기 위한 적분수단을 포함함을 특징으로 하는 시스템.
  3. 제2항에 있어서, 전술한 신호발생수단이 전술한 템플레이트 신호의 시간위치를 변경시키기 위해 전술한 제어신호에 응답하는 신호조정발진수단을 포함함을 특징으로 하는 시스템.
  4. 제1항에 있어서, 전술한 수신된 신호가 한 극성을 갖는 중요한 로브를 포함하며, 전술한 신호타이밍수단이 제1 및 제2신호 멀티플라이어 및 전술한 수신된 신호에 응답하는 수단을 포함하여 전술한 제1 및 제2 멀티플라이어 각각으로 제1 입력으로서 전술한 수신된 신호들을 적용시키도록 하고, 전술한 신호발생수단이 전술한 제1 멀티플라이어로 제2입력으로서 제1세트의 템플레이트 신호를 제공하며, 전술한 제2멀티플라이어로 제2세트의 템플레이트 신호를 제공하기 위한 수단을 포함하며, 그리고, 전술한 타이밍수단이 전술한 제어수단을 제공하기 위해 전술한 제1 및 제2멀티플라이어의 출력을 결합하기 위한 결합수단을 포함함을 특징으로 하는 시스템.
  5. 제4항에 있어서, 전술한 결합수단이 자동증폭기임을 특징으로 하는 시스템.
  6. 제2항에 있어서, 전술한 복조수단이 수신된 신호의 발생시간을 나타내는 시간이 정해진 출력신호를 제공하기 위한 전술한 적분수단의 출력에 응답하는 수단을 포함하고, 전술한 신호발생수단이 전술한 수신된 신호의 평균발생 시간 함수인 기준출력신호를 제공하기 위한 수단을 포함하며, 전술한 복조수단이 전술한 수신된 신호의 발생시간변동의 함수로 폭이 변화하는 구형펄스발생을 위해 전술한 시간이 정해진 출력신호와 기준출력신호에 응답하는 펄스폭발생수단은 포함하고, 그리고, 전술한 변조수단이 송, 수신된 펄스간격의 함수로 진폭이 변하게 되는 한 신호출력을 제공하기 위한 전술한 구형파에 응답하는 저역통과필터수단을 포함함을 특징으로 하는 시스템.
  7. 제1항에 있어서, 전술한 전력스위칭수단이 광응답 스위치이며, 전술한 변조수단이 전술한 펄스 트레인으로서 광펄스 트레인을 제공하기 위한 수단을 포함함을 특징으로 하는 시스템.
  8. 제1항에 있어서, 전술한 전력스위칭수단이 적어도 하나의 에벌랜시 모드로 동작되는 트랜지스터를 포함하며 이때의 트랜지스터가 전술한 바이어스 전력입력에 연결된 콜렉터 전극과 트랜지스터의 출력 사이에 연결되어 전술한 변조된 출력의 수령하기 이전에 바이어스 전력입력을 저장하기 위한 용량성 수단을 포함함을 특징으로 하는 시스템.
  9. 제1항에 있어서, 전술한 전력스위칭수단이 적어도 하나의 에벌랜시 모드로 동작되는 트랜지스터를 포함하며 이때의 트랜지스터가 전술한 바이어스 전력입력에 연결된 하나의 콜렉터를 가지며 전술한 스위치된 전력출력을 가로 질러 연결된 한 단락된 전송선을 포함하고, 전술한 단락된 전송선이 선택된 펄스폭의 전발과 거의 같은 저기적 길이를 가짐을 특징으로 하는 시스템.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900702280A 1984-12-03 1989-03-10 시간영역 무선송신시스템 KR970003529B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/677,597 US4641317A (en) 1984-12-03 1984-12-03 Spread spectrum radio transmission system
PCT/US1989/001020 WO1990010980A1 (en) 1984-12-03 1989-03-10 Time domain radio transmission system

Publications (2)

Publication Number Publication Date
KR920700504A true KR920700504A (ko) 1992-02-19
KR970003529B1 KR970003529B1 (ko) 1997-03-18

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Application Number Title Priority Date Filing Date
KR1019900702280A KR970003529B1 (ko) 1984-12-03 1989-03-10 시간영역 무선송신시스템

Country Status (8)

Country Link
US (1) US4641317A (ko)
EP (1) EP0413707B1 (ko)
JP (1) JP3232413B2 (ko)
KR (1) KR970003529B1 (ko)
DE (2) DE3542693C2 (ko)
GB (1) GB2167923B (ko)
RU (1) RU2105415C1 (ko)
WO (1) WO1990010980A1 (ko)

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EP0413707A4 (en) 1993-02-24
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US4641317A (en) 1987-02-03
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