JPH0268522U - - Google Patents
Info
- Publication number
- JPH0268522U JPH0268522U JP14712688U JP14712688U JPH0268522U JP H0268522 U JPH0268522 U JP H0268522U JP 14712688 U JP14712688 U JP 14712688U JP 14712688 U JP14712688 U JP 14712688U JP H0268522 U JPH0268522 U JP H0268522U
- Authority
- JP
- Japan
- Prior art keywords
- pulse
- pulse amplitude
- waveform
- modulated wave
- amplitude
- 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 3
- 239000003990 capacitor Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
Landscapes
- Radar Systems Or Details Thereof (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Description
第１図は本考案のパルス振幅変調器の一実施例
を示すブロツク図、第２図は本考案のパルス振幅
変調器の第１の実施例を示す回路図、第３図は第
２図に示す波形補償回路３の第２の実施例を示す
回路図である。
１……パルス振幅変調器、２……ＰＩＮ変調回
路、３……波形補償回路、４……電力増幅器、５
……パルス信号、６……搬送波、７……パルス振
幅変調波、８……高周波パルス出力、１０……Ｐ
ＩＮダイオード、１１，１２……結合コンデンサ
、１３……バイアス抵抗、１４……高周波チヨー
クコイル、１５，１６……コンデンサ、１７，１
８……抵抗、２０……搬送波入力端子、２１……
変調波出力端子、２２……パルス入力端子。
Fig. 1 is a block diagram showing an embodiment of the pulse amplitude modulator of the present invention, Fig. 2 is a circuit diagram showing the first embodiment of the pulse amplitude modulator of the invention, and Fig. 3 is the same as Fig. 2. FIG. 3 is a circuit diagram showing a second embodiment of the waveform compensation circuit 3 shown in FIG. DESCRIPTION OF SYMBOLS 1... Pulse amplitude modulator, 2... PIN modulation circuit, 3... Waveform compensation circuit, 4... Power amplifier, 5
...Pulse signal, 6...Carrier wave, 7...Pulse amplitude modulation wave, 8...High frequency pulse output, 10...P
IN diode, 11, 12...Coupling capacitor, 13...Bias resistor, 14...High-frequency chain coil, 15, 16...Capacitor, 17, 1
8...Resistor, 20...Carrier wave input terminal, 21...
Modulated wave output terminal, 22...Pulse input terminal.
Claims (1)
変調波を生成し電力増幅器へ出力するパルス振幅
変調器において、前記パルス振幅変調器に入力す
る前記パルス信号を前記電力増幅器で生じるパル
ス振幅変調波のパルス波形ひずみとは逆のパルス
波形となるようにして出力する波形補償回路と、
前記波形補償回路からの信号で搬送波を振幅変調
するＰＩＮダイオードを有するＰＩＮ変調回路と
からなることを特徴とするパルス振幅変調器。 In a pulse amplitude modulator that amplitude modulates a carrier wave with a pulse signal to generate a pulse amplitude modulated wave and outputs the generated pulse amplitude modulated wave to a power amplifier, the pulse signal input to the pulse amplitude modulator is converted into a pulse of the pulse amplitude modulated wave generated by the power amplifier. a waveform compensation circuit that outputs a pulse waveform that is opposite to the waveform distortion;
A pulse amplitude modulator comprising: a PIN modulation circuit having a PIN diode that amplitude modulates a carrier wave with a signal from the waveform compensation circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14712688U JPH0268522U (en) | 1988-11-11 | 1988-11-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14712688U JPH0268522U (en) | 1988-11-11 | 1988-11-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0268522U true JPH0268522U (en) | 1990-05-24 |
Family
ID=31417249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14712688U Pending JPH0268522U (en) | 1988-11-11 | 1988-11-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0268522U (en) |
-
1988
- 1988-11-11 JP JP14712688U patent/JPH0268522U/ja active Pending
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