JP4262245B2 - 高度測定システム - Google Patents
高度測定システム Download PDFInfo
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- JP4262245B2 JP4262245B2 JP2005373911A JP2005373911A JP4262245B2 JP 4262245 B2 JP4262245 B2 JP 4262245B2 JP 2005373911 A JP2005373911 A JP 2005373911A JP 2005373911 A JP2005373911 A JP 2005373911A JP 4262245 B2 JP4262245 B2 JP 4262245B2
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- signal
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- reference pulse
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- 238000005259 measurement Methods 0.000 title claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 37
- 238000001514 detection method Methods 0.000 claims description 15
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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Description
2,2´ パルス送信回路(パルス送信手段)
3,3´ 送信アンテナ
5,5´ 受信アンテナ
6,6´ 受信回路(受信手段)
9,9´ 反射信号選択回路(反射信号選択手段)
10,10´ 時間検出回路(時間検出手段)
11,11´ 同期信号発生器(同期信号発生手段)
12,12´ 切替スイッチ(選択手段)
13,13´ インバータ(反転手段)
14,14´ 制御回路(選択手段制御手段)
Claims (2)
- 電気的に接続される2つの電波高度計で構成される高度測定システムにおいて、
各々の前記電波高度計は、
所定の時間間隔で同期パルス信号を発生する同期信号発生手段と、
前記同期パルス信号に基づいて基準パルスを発生する基準パルス発生手段と、
前記基準パルスに同期して送信パルスを発生するパルス送信手段と、
前記送信パルスを電波に変換して地表面に送信する送信アンテナと、
前記地表面で反射した電波を受信する受信アンテナと、
前記受信アンテナの出力を中間周波信号に変換して検波する受信手段と、
前記受信手段の出力から所定の高度に対応する反射波信号を選択し、反射波パルスを出力する反射信号選択手段と、
前記基準パルス発生手段からの前記基準パルスと前記反射信号選択手段からの前記反射波パルスとの時間差を検出し、その時間差に対応する高度信号を出力する時間検出手段と、
前記2つの電波高度計が接続されたとき入力される接続相手の前記電波高度計の同期信号発生手段からの同期パルス信号を反転させる反転手段と、
前記反転手段からの出力信号と自己の前記同期信号発生手段から出力された同期パルス信号とを選択的に前記基準パルス発生手段に入力させる選択手段と、
前記2つの電波高度計が接続されたとき前記反転手段からの出力信号が前記基準パルス発生手段に入力するように前記選択手段を制御する選択手段制御手段と
を備えていることを特徴とする高度測定システム。 - 前記所定の時間間隔は、一方の前記電波高度計の受信手段によって本来受信されるべき反射波を他方の前記電波高度計の受信手段が認識できない程度にその反射波が減衰するだけの時間間隔であることを特徴とする請求項1に記載の高度測定システム。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2005373911A JP4262245B2 (ja) | 2005-12-27 | 2005-12-27 | 高度測定システム |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005373911A JP4262245B2 (ja) | 2005-12-27 | 2005-12-27 | 高度測定システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007178145A JP2007178145A (ja) | 2007-07-12 |
JP4262245B2 true JP4262245B2 (ja) | 2009-05-13 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2005373911A Active JP4262245B2 (ja) | 2005-12-27 | 2005-12-27 | 高度測定システム |
Country Status (1)
Country | Link |
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JP (1) | JP4262245B2 (ja) |
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2005
- 2005-12-27 JP JP2005373911A patent/JP4262245B2/ja active Active
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JP2007178145A (ja) | 2007-07-12 |
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