JP5456410B2 - 受信方向検出器 - Google Patents
受信方向検出器 Download PDFInfo
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- JP5456410B2 JP5456410B2 JP2009188453A JP2009188453A JP5456410B2 JP 5456410 B2 JP5456410 B2 JP 5456410B2 JP 2009188453 A JP2009188453 A JP 2009188453A JP 2009188453 A JP2009188453 A JP 2009188453A JP 5456410 B2 JP5456410 B2 JP 5456410B2
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- 238000001514 detection method Methods 0.000 claims description 35
- 238000000605 extraction Methods 0.000 claims description 9
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 7
- 239000003990 capacitor Substances 0.000 description 13
- 230000003321 amplification Effects 0.000 description 11
- 238000003199 nucleic acid amplification method Methods 0.000 description 11
- 230000000903 blocking effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
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- Circuits Of Receivers In General (AREA)
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Description
6 衛星受信アンテナ(アンテナ)
14 周波数選択性アンプ14(抽出手段)
16 レベル検出器(レベル検出手段)
18 比較器(比較手段)
22 LED(表示手段)
Claims (3)
- それぞれが複数チャンネルからなり、ほぼ同方向から到来する複数の高周波信号を受信するアンテナを、前記高周波信号の到来方向に向けるために使用するアンテナ方向調整用測定器であって、
前記アンテナに関連する受信手段から出力する、前記複数の高周波信号にそれぞれ対応する複数の中間周波信号から、前記複数高周波信号のうち送信電力が最も大きい1つに対応するものを抽出する抽出手段と、
前記抽出手段の出力信号を入力し、前記抽出手段の出力信号のレベルを表すレベル検出信号を生成するレベル検出手段と、
前記レベル検出信号と、基準信号発生手段からの基準信号とを比較する比較手段と、
この比較手段での比較結果を表す表示手段とを、
具備するアンテナ方向調整用測定器。 - 請求項1記載のアンテナ方向調整用測定器において、前記基準信号発生手段は、前記基準信号のレベルを調整可能に構成されているアンテナ方向調整用測定器。
- 請求項1または2記載のアンテナ方向調整用測定器において、前記複数の高周波信号は、ほぼ同一経度に位置する複数基の静止衛星からそれぞれ送信されているアンテナ方向調整用測定器。
Priority Applications (1)
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JP2009188453A JP5456410B2 (ja) | 2009-08-17 | 2009-08-17 | 受信方向検出器 |
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JP2009188453A JP5456410B2 (ja) | 2009-08-17 | 2009-08-17 | 受信方向検出器 |
Publications (2)
Publication Number | Publication Date |
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JP2011041126A JP2011041126A (ja) | 2011-02-24 |
JP5456410B2 true JP5456410B2 (ja) | 2014-03-26 |
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JP2009188453A Active JP5456410B2 (ja) | 2009-08-17 | 2009-08-17 | 受信方向検出器 |
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JP (1) | JP5456410B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6497748B2 (ja) * | 2016-11-10 | 2019-04-10 | Necプラットフォームズ株式会社 | 無線通信装置 |
CN109587473A (zh) * | 2018-12-04 | 2019-04-05 | 安徽站乾科技有限公司 | 一种卫星电视系统的故障自我检测装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2945275B2 (ja) * | 1994-07-05 | 1999-09-06 | デイエツクスアンテナ株式会社 | 衛星信号受信アンテナ方向調整用測定装置 |
JP4170552B2 (ja) * | 2000-02-15 | 2008-10-22 | マスプロ電工株式会社 | 受信状態表示装置 |
JP3459395B2 (ja) * | 2000-07-19 | 2003-10-20 | 有限会社 北光電機製作所 | Cs放送デュアルアンテナの受信レベル計測方法及び計測装置 |
JP3935737B2 (ja) * | 2002-02-08 | 2007-06-27 | マスプロ電工株式会社 | 受信レベル測定装置 |
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- 2009-08-17 JP JP2009188453A patent/JP5456410B2/ja active Active
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JP2011041126A (ja) | 2011-02-24 |
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