JPS648846U - - Google Patents
Info
- Publication number
- JPS648846U JPS648846U JP10492987U JP10492987U JPS648846U JP S648846 U JPS648846 U JP S648846U JP 10492987 U JP10492987 U JP 10492987U JP 10492987 U JP10492987 U JP 10492987U JP S648846 U JPS648846 U JP S648846U
- Authority
- JP
- Japan
- Prior art keywords
- sweep
- section
- identification code
- rectangular wave
- generation section
- 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
- 238000010586 diagram Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
Description
第１図は本考案の救命無線機のブロツク図、第
２図は一実施例のビーコン信号波形図、第３図は
従来の救命無線機のブロツク図、第４図は従来の
ビーコン信号波形図である。
図において、１は水晶発振部、４はビーコン信
号発生部、５は変調部、６は電力増幅部、７はア
ンテナ、８は掃引発生部、９は矩形波発生部、１
０は識別符号発生部を示している。
Fig. 1 is a block diagram of the lifesaving radio of the present invention, Fig. 2 is a beacon signal waveform diagram of one embodiment, Fig. 3 is a block diagram of a conventional lifesaving radio, and Fig. 4 is a conventional beacon signal waveform diagram. It is. In the figure, 1 is a crystal oscillation section, 4 is a beacon signal generation section, 5 is a modulation section, 6 is a power amplification section, 7 is an antenna, 8 is a sweep generation section, 9 is a rectangular wave generation section, 1
0 indicates an identification code generator.
Claims (1)
発生回路９と、該矩形波発生回路の出力を一定周
期間に繰り返し掃引する掃引発生部８と、該掃引
発生部の掃引周期を特定符号パターンに応じて切
替えて複数種類のビーコン信号を形成する識別符
号発生部１０とを備え、該識別符号発生部から出
力されるビーコン信号で救難電波を変調して送信
するように構成して成ることを特徴とする救命無
線機。 A rectangular wave generating circuit 9 that generates a frequency having a predetermined variation width, a sweep generating section 8 that repeatedly sweeps the output of the rectangular wave generating circuit for a fixed period, and a sweep period of the sweep generating section in a specific code pattern. It is characterized by comprising an identification code generation section 10 that switches depending on the situation to form a plurality of types of beacon signals, and is configured to modulate and transmit a rescue radio wave with the beacon signal output from the identification code generation section. Lifesaving radio equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10492987U JPS648846U (en) | 1987-07-07 | 1987-07-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10492987U JPS648846U (en) | 1987-07-07 | 1987-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS648846U true JPS648846U (en) | 1989-01-18 |
Family
ID=31337089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10492987U Pending JPS648846U (en) | 1987-07-07 | 1987-07-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS648846U (en) |
-
1987
- 1987-07-07 JP JP10492987U patent/JPS648846U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ATE98025T1 (en) | TRANSPONDER ARRANGEMENT. | |
| JPS648846U (en) | ||
| JPH0380730U (en) | ||
| JP2501109Y2 (en) | Lifesaving radio | |
| JPS6387929U (en) | ||
| JPS6042557Y2 (en) | Wireless remote control device oscillator | |
| JPS635459U (en) | ||
| JPH0266091U (en) | ||
| JPS59163921A (en) | Information transmitting device | |
| JPH02150834U (en) | ||
| JPS63100931U (en) | ||
| JPS6348320B2 (en) | ||
| JPH0158185U (en) | ||
| JPS6433084U (en) | ||
| JPS63133737U (en) | ||
| JPH0224693U (en) | ||
| JPS62102385U (en) | ||
| JPS63124678U (en) | ||
| JPS61189615U (en) | ||
| JPH048176U (en) | ||
| JPS63118046U (en) | ||
| JPS6277938U (en) | ||
| JPS61139031U (en) | ||
| JPH0255358U (en) | ||
| JPH03266526A (en) | Beacon transmitter |