JPS63150385U - - Google Patents
Info
- Publication number
- JPS63150385U JPS63150385U JP4086287U JP4086287U JPS63150385U JP S63150385 U JPS63150385 U JP S63150385U JP 4086287 U JP4086287 U JP 4086287U JP 4086287 U JP4086287 U JP 4086287U JP S63150385 U JPS63150385 U JP S63150385U
- Authority
- JP
- Japan
- Prior art keywords
- output
- phase
- received signal
- transmission source
- generator
- 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.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000006073 displacement reaction Methods 0.000 claims 1
- 230000001678 irradiating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Radar Systems Or Details Thereof (AREA)
Description
第１図はこの考案の一実施例による送受信装置
を示すブロツク図、第２図は復調信号出力の包絡
線を示すブロツク図、第３図は従来の送受信装置
を示すブロツク図である。
１……アンテナ、２……送受切換器、３……送
信源、４ａ，４ｂ，４ｃ，４ｄ……位相変調器、
５……位相変調コード発生器、６……パルス変調
器、７……パルス変調信号発生器、８……局部発
振器、９……位相復調コード発生器、１０ａ，１
０ｂ，１０ｃ……混合器、１１……タイミング弁
別器、１２ａ，１２ｂ……帯域フイルタ、１３…
…復調クロツク発生器、１４ａ，１４ｂ……増幅
器、１５……タイミング捜索電圧発生器、１６…
…タイミング捜索制御器、１７……周波数弁別器
、１８……きよ歯状波発生器、１９……周波数捜
索制御器、２０……変調・復調コード・モード切
換器、２１ａ，２１ｂ，２１ｃ……混合器の出力
の包絡線、２２……タイミング弁別器の出力特性
。
FIG. 1 is a block diagram showing a transmitting/receiving device according to an embodiment of this invention, FIG. 2 is a block diagram showing an envelope of a demodulated signal output, and FIG. 3 is a block diagram showing a conventional transmitting/receiving device. 1... Antenna, 2... Transmission/reception switch, 3... Transmission source, 4a, 4b, 4c, 4d... Phase modulator,
5... Phase modulation code generator, 6... Pulse modulator, 7... Pulse modulation signal generator, 8... Local oscillator, 9... Phase demodulation code generator, 10a, 1
0b, 10c...Mixer, 11...Timing discriminator, 12a, 12b...Band filter, 13...
...Demodulation clock generator, 14a, 14b...Amplifier, 15...Timing search voltage generator, 16...
...Timing search controller, 17... Frequency discriminator, 18... Sharp tooth wave generator, 19... Frequency search controller, 20... Modulation/demodulation code/mode switch, 21a, 21b, 21c... Envelope of output of mixer, 22... Output characteristics of timing discriminator.
Claims (1)
めの第１の位相変調器及び位相変調コード発生器
と、さらにパルス変調するためのパルス変調器及
びパルス変調信号発生器と、パルス変調された前
記送信源の出力を送信波として照射するアンテナ
と、局部発振器と、この局部発振器の出力を位相
変調するための復調クロツク発生器、位相復調コ
ード発生器及び第２の位相変調器と、目標からの
受信信号と前記第２の位相変調器の出力である復
調信号とを混合する混合器と、該混合器の出力を
用いて受信信号の位相変調を復調するタイミング
を制御するためのタイミング弁別器と、受信信号
のドプラ周波数変位を復調するための周波数弁別
器とを備え、前記タイミング弁別器の出力で前記
復調クロツク発生器を制御し、前記周波数弁別器
の出力で前記局部発振器を制御する送受信装置に
おいて、前記送信源の出力を位相変調するための
前記位相変調コード発生器と、受信信号を復調す
るための前記位相復調コード発生器とを前記タイ
ミング弁別器の出力で制御するようにしたことを
特徴とする送受信装置。 a transmission source; a first phase modulator and a phase modulation code generator for phase modulating the output of the transmission source; a pulse modulator and a pulse modulation signal generator for further pulse modulating; an antenna for irradiating the output of the transmission source as a transmission wave; a local oscillator; a demodulation clock generator, a phase demodulation code generator, and a second phase modulator for phase modulating the output of the local oscillator; a mixer that mixes the received signal of the received signal with a demodulated signal that is the output of the second phase modulator, and a timing discriminator that uses the output of the mixer to control the timing of demodulating the phase modulation of the received signal. and a frequency discriminator for demodulating Doppler frequency displacement of a received signal, the output of the timing discriminator controls the demodulation clock generator, and the output of the frequency discriminator controls the local oscillator. In the apparatus, the phase modulation code generator for phase modulating the output of the transmission source and the phase demodulation code generator for demodulating the received signal are controlled by the output of the timing discriminator. A transmitting/receiving device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987040862U JPH052872Y2 (en) | 1987-03-23 | 1987-03-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987040862U JPH052872Y2 (en) | 1987-03-23 | 1987-03-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63150385U true JPS63150385U (en) | 1988-10-04 |
| JPH052872Y2 JPH052872Y2 (en) | 1993-01-25 |
Family
ID=30855329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987040862U Expired - Lifetime JPH052872Y2 (en) | 1987-03-23 | 1987-03-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH052872Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012255667A (en) * | 2011-06-07 | 2012-12-27 | Nippon Soken Inc | Object detection device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61275675A (en) * | 1985-05-31 | 1986-12-05 | Mitsubishi Electric Corp | Radar equipment |
| JPS6230979A (en) * | 1985-08-01 | 1987-02-09 | Mitsubishi Electric Corp | Radar equipment |
-
1987
- 1987-03-23 JP JP1987040862U patent/JPH052872Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61275675A (en) * | 1985-05-31 | 1986-12-05 | Mitsubishi Electric Corp | Radar equipment |
| JPS6230979A (en) * | 1985-08-01 | 1987-02-09 | Mitsubishi Electric Corp | Radar equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012255667A (en) * | 2011-06-07 | 2012-12-27 | Nippon Soken Inc | Object detection device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH052872Y2 (en) | 1993-01-25 |