JPH0427643U - - Google Patents
Info
- Publication number
- JPH0427643U JPH0427643U JP6830390U JP6830390U JPH0427643U JP H0427643 U JPH0427643 U JP H0427643U JP 6830390 U JP6830390 U JP 6830390U JP 6830390 U JP6830390 U JP 6830390U JP H0427643 U JPH0427643 U JP H0427643U
- Authority
- JP
- Japan
- Prior art keywords
- transmission power
- earth station
- frequency
- diagram showing
- signal
- 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
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000003321 amplification Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
Landscapes
- Transmitters (AREA)
- Radio Relay Systems (AREA)
Description
第１図はこの考案の一実施例を示す構成図、第
２図と第１図に示される構成図の各信号ラインの
信号レベル値を示す図、第３図は従来の地球局送
信電力制御装置を示す構成図である。
図において、１は地球局上り回線送信用空中線
、２は地球局送信電力増幅器、３はピンダイオー
ドアツテネータ、４は周波数アツプコンバータ、
５はピンダイオードバイアス電圧調整器、６は周
波数変換前信号、７は上り回線周波数電力増幅前
信号、８は上り回線周波数電力増幅後信号、９は
ＡＤ変換装置、１０は周波数・電圧変換器、１１
は局部発振周波数ＡＤ変換後信号、１２はピンダ
イオードアツテネータ制御信号、１３はＯＲ回路
である。なお、図中同一符号は同一又は相当部分
を示す。
Fig. 1 is a block diagram showing an embodiment of this invention, a diagram showing signal level values of each signal line in the block diagrams shown in Figs. 2 and 1, and Fig. 3 is a diagram showing conventional earth station transmission power control. FIG. 2 is a configuration diagram showing the device. In the figure, 1 is an antenna for earth station uplink transmission, 2 is an earth station transmission power amplifier, 3 is a pin diode attenuator, 4 is a frequency up converter,
5 is a pin diode bias voltage regulator, 6 is a signal before frequency conversion, 7 is a signal before uplink frequency power amplification, 8 is a signal after uplink frequency power amplification, 9 is an AD converter, 10 is a frequency/voltage converter, 11
12 is a pin diode attenuator control signal, and 13 is an OR circuit. Note that the same reference numerals in the figures indicate the same or equivalent parts.
Claims (1)
装置において、送信電力の強度を、送信周波数の
値を制御信号として用いて制御することを特徴と
する送信電力制御装置。 An earth station transmission power control device for controlling an artificial satellite, characterized in that the intensity of transmission power is controlled using a value of a transmission frequency as a control signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6830390U JPH0427643U (en) | 1990-06-27 | 1990-06-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6830390U JPH0427643U (en) | 1990-06-27 | 1990-06-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0427643U true JPH0427643U (en) | 1992-03-05 |
Family
ID=31602623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6830390U Pending JPH0427643U (en) | 1990-06-27 | 1990-06-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0427643U (en) |
-
1990
- 1990-06-27 JP JP6830390U patent/JPH0427643U/ja active Pending
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