JPS61158748U - - Google Patents
Info
- Publication number
- JPS61158748U JPS61158748U JP4239485U JP4239485U JPS61158748U JP S61158748 U JPS61158748 U JP S61158748U JP 4239485 U JP4239485 U JP 4239485U JP 4239485 U JP4239485 U JP 4239485U JP S61158748 U JPS61158748 U JP S61158748U
- Authority
- JP
- Japan
- Prior art keywords
- transmitting
- amplifier
- port
- high frequency
- receiving
- 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
- 230000005540 biological transmission Effects 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
Landscapes
- Transceivers (AREA)
Description
第１図および第２図は本考案に係り、第１図は
送受信モジユールの一実施例を示す構成図、第２
図は送受信モジユールの一実施例における高周切
波換器と送信用増幅器の波形の時間関係を示す図
、第３図は従来の送受信モジユールの構成図、第
４図は第３図に示す送受信モジユールの発振ルー
プ形成を説明するための図、第５図は送受信モジ
ユールの発振を高周波切換器と送信用増幅器の波
形の時間関係を示す図である。
１３……第２の高周波切換器、１４……受信用
増幅器、１５……送信用増幅器、１６……第１の
高周波切換器、１８……制御回路、２０ａ，２０
ｂ……高周波切換器の受信側端子、２１ａ，２１
ｂ……高周波切換器の送信側端子、２２……高周
波切換器用信号線、２３……高周波増幅器用制御
信号線、３０……高周波切換器制御波形、３１…
…送信用増幅器制御波形。
1 and 2 relate to the present invention; FIG. 1 is a configuration diagram showing one embodiment of a transmitting/receiving module;
The figure shows the time relationship between the waveforms of the high-frequency switching switch and the transmitting amplifier in one embodiment of the transmitting/receiving module, FIG. 3 is a block diagram of a conventional transmitting/receiving module, and FIG. 4 shows the transmitting/receiving module shown in FIG. FIG. 5 is a diagram for explaining the formation of an oscillation loop of the module, and is a diagram showing the time relationship between the waveforms of the high frequency switch and the transmitting amplifier for the oscillation of the transmitting/receiving module. 13... Second high frequency switch, 14... Receiving amplifier, 15... Transmitting amplifier, 16... First high frequency switching device, 18... Control circuit, 20a, 20
b... Receiving side terminal of high frequency switch, 21a, 21
b...Transmission side terminal of high frequency switch, 22...Signal line for high frequency switch, 23...Control signal line for high frequency amplifier, 30...High frequency switch control waveform, 31...
...Transmission amplifier control waveform.
Claims (1)
第２および第３の三つのポートを有しこの第３の
ポートを共通ポートとし第１と第２のポート間で
切換えられる第１および第２の高周波切換器を有
する送受信モジユールにおいて、第１の高周波切
換器における第１のポートは送信用増幅器の出力
端子に第２のポートは受信用増幅器の入力端子に
夫々接続され、第２の高周波切換器における第１
のポートは送信用増幅器の入力端子に第２のポー
トは受信用増幅器の出力端子に夫々接続され、前
記第１と第２の高周波切換器が第１のポート側に
切換わつている時間が、送信用増幅器が“動作の
状態”になつている時間を内に含むように制御さ
れていることを特徴とする送受信モジユール。 (2) 受信用増幅器は常に“動作の状態”になつ
ていることを等徴とする実用新案登録請求の範囲
第１項に記載の送受信モジユール。 (3) 第１と第２の高周波切換器がともに第１の
ポート側に切換わつているとき、受信用増幅器は
“非動作の状態”になつていることを特徴とする
実用新案登録請求の範囲第１項に記載の送受信用
モジユール。[Claims for Utility Model Registration] (1) A transmitting amplifier, a receiving amplifier, a first,
In a transmitting/receiving module having three ports, a second and a third port, and a first and second high frequency switch that is switched between the first and second ports with the third port as a common port, the first The first port in the high frequency switch is connected to the output terminal of the transmitting amplifier, the second port is connected to the input terminal of the receiving amplifier, and the first port in the second high frequency switch is connected to the output terminal of the transmitting amplifier.
The ports are connected to the input terminal of the transmitting amplifier, and the second port is connected to the output terminal of the receiving amplifier, respectively, and the time during which the first and second high frequency switchers are switched to the first port side is A transmitting/receiving module characterized in that the transmitting/receiving module is controlled to include the time during which the transmitting amplifier is in an "operating state". (2) The transmitting/receiving module according to claim 1 of the utility model registration claim, wherein the receiving amplifier is always in an "operating state". (3) A utility model registration request characterized in that when both the first and second high frequency switching devices are switched to the first port side, the receiving amplifier is in a "non-operating state". A transmitting/receiving module as described in Scope 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4239485U JPS61158748U (en) | 1985-03-26 | 1985-03-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4239485U JPS61158748U (en) | 1985-03-26 | 1985-03-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61158748U true JPS61158748U (en) | 1986-10-01 |
Family
ID=30553106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4239485U Pending JPS61158748U (en) | 1985-03-26 | 1985-03-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61158748U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5521406U (en) * | 1978-07-28 | 1980-02-12 | ||
| JPS596784B2 (en) * | 1974-12-17 | 1984-02-14 | レフイル アクチエンゲゼルシヤフト | Closing cap that can be opened again |
-
1985
- 1985-03-26 JP JP4239485U patent/JPS61158748U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS596784B2 (en) * | 1974-12-17 | 1984-02-14 | レフイル アクチエンゲゼルシヤフト | Closing cap that can be opened again |
| JPS5521406U (en) * | 1978-07-28 | 1980-02-12 |
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