JPS58172890U - Loran signal 3 cycle detection device - Google Patents
Loran signal 3 cycle detection deviceInfo
- Publication number
- JPS58172890U JPS58172890U JP7249782U JP7249782U JPS58172890U JP S58172890 U JPS58172890 U JP S58172890U JP 7249782 U JP7249782 U JP 7249782U JP 7249782 U JP7249782 U JP 7249782U JP S58172890 U JPS58172890 U JP S58172890U
- Authority
- JP
- Japan
- Prior art keywords
- cycle detection
- detection device
- filter
- loran
- output
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の典型的な３サイクル検出装置のブロック
図、第２図は同装置の各部分のエンベロープ波形を示す
図、第３図はこの考案の実施例である３サイクル検出装
置のブ冶ツク図、第４図Ａ。
Ｂは帯域阻止フィルタ、帯域通過フィルタの具体例、第
５図Ａ、 Ｂはそれらのフィルタの周波数特性図、第６
図は上記実施例の装置の各部分のエンベロープ波形図、
第７図は第１図と第３図に示す ゛３サイクル検出装置
の能力差を説明するための図である。
４・・・・・・帯域阻止フィルタ、５・・・・・・帯域
通過フィルタ、６・・・・・・合成回路。Fig. 1 is a block diagram of a typical conventional three-cycle detection device, Fig. 2 is a diagram showing envelope waveforms of each part of the device, and Fig. 3 is a block diagram of a three-cycle detection device that is an embodiment of this invention. Construction diagram, Figure 4A. B is a specific example of a band-elimination filter and a band-pass filter; Fig. 5A and B are frequency characteristic diagrams of those filters; Fig. 6
The figure is an envelope waveform diagram of each part of the device of the above embodiment,
FIG. 7 is a diagram for explaining the difference in performance between the three-cycle detection devices shown in FIG. 1 and FIG. 3. 4...Band rejection filter, 5...Band pass filter, 6...Synthesizing circuit.
Claims (1)
Ｍ止フィルタ゛と、これらのフィルタのいずれか一方の
フィルタ出力を位相反転して他方のフィルタ出力と合成
する合成回路とを備え、前記合成回路の出力に基づいて
３サイクル検出をおこなうことを特徴とする、ロラン信
号の３サイクル検出装置。Bandpass filter to which the Loran signal is input and N region 5
The present invention is characterized by comprising an M stop filter and a synthesis circuit that inverts the phase of the filter output of one of these filters and synthesizes it with the output of the other filter, and performs 3-cycle detection based on the output of the synthesis circuit. A 3-cycle detection device for Loran signals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7249782U JPS58172890U (en) | 1982-05-17 | 1982-05-17 | Loran signal 3 cycle detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7249782U JPS58172890U (en) | 1982-05-17 | 1982-05-17 | Loran signal 3 cycle detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58172890U true JPS58172890U (en) | 1983-11-18 |
Family
ID=30082059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7249782U Pending JPS58172890U (en) | 1982-05-17 | 1982-05-17 | Loran signal 3 cycle detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58172890U (en) |
-
1982
- 1982-05-17 JP JP7249782U patent/JPS58172890U/en active Pending
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