JPS60144342U - Transmitting/receiving device - Google Patents
Transmitting/receiving deviceInfo
- Publication number
- JPS60144342U JPS60144342U JP3192184U JP3192184U JPS60144342U JP S60144342 U JPS60144342 U JP S60144342U JP 3192184 U JP3192184 U JP 3192184U JP 3192184 U JP3192184 U JP 3192184U JP S60144342 U JPS60144342 U JP S60144342U
- Authority
- JP
- Japan
- Prior art keywords
- transmitting
- receiving device
- receiving
- attenuator
- high speed
- 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
Landscapes
- Transceivers (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来の送受信装置の構成図、第2図はこの考案
の一実施例による送受信装置の構成図、第3図はフィル
タ4aの送受信周波数と減衰量の関係を示す特性図、第
4図は送信、受信タイミングと設定周波数の関係を示す
図である。
図において、1はvco、 2は減衰器、3は電力増幅
器、4.4a、4bはフィルタ、5は空中線、6は受信
機、7は周波数合成器、8は増幅器用電源、9はスイッ
チ、10は高速周波数合成器である。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 of a conventional transmitting/receiving device, FIG. 2 is a block diagram of a transmitting/receiving device according to an embodiment of the invention, FIG. 3 is a characteristic diagram showing the relationship between transmitting/receiving frequency and attenuation amount of the filter 4a, and FIG. The figure is a diagram showing the relationship between transmission and reception timings and set frequencies. In the figure, 1 is a VCO, 2 is an attenuator, 3 is a power amplifier, 4.4a, 4b are filters, 5 is an antenna, 6 is a receiver, 7 is a frequency synthesizer, 8 is an amplifier power supply, 9 is a switch, 10 is a high speed frequency synthesizer. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
て、送信用フィルターの一部を減衰器として用いたこと
を特徴とする送受信装置。A high power transmitting/receiving device that switches transmitting and receiving frequencies at high speed, characterized in that a part of a transmitting filter is used as an attenuator.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3192184U JPS60144342U (en) | 1984-03-05 | 1984-03-05 | Transmitting/receiving device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3192184U JPS60144342U (en) | 1984-03-05 | 1984-03-05 | Transmitting/receiving device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS60144342U true JPS60144342U (en) | 1985-09-25 |
JPH033007Y2 JPH033007Y2 (en) | 1991-01-25 |
Family
ID=30532962
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3192184U Granted JPS60144342U (en) | 1984-03-05 | 1984-03-05 | Transmitting/receiving device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60144342U (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56134819U (en) * | 1980-03-13 | 1981-10-13 | ||
JPS58173919U (en) * | 1982-05-17 | 1983-11-21 | 日本電信電話株式会社 | power amplifier |
JPS58200636A (en) * | 1982-05-19 | 1983-11-22 | Toshiba Corp | Branching filter |
-
1984
- 1984-03-05 JP JP3192184U patent/JPS60144342U/en active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56134819U (en) * | 1980-03-13 | 1981-10-13 | ||
JPS58173919U (en) * | 1982-05-17 | 1983-11-21 | 日本電信電話株式会社 | power amplifier |
JPS58200636A (en) * | 1982-05-19 | 1983-11-22 | Toshiba Corp | Branching filter |
Also Published As
Publication number | Publication date |
---|---|
JPH033007Y2 (en) | 1991-01-25 |
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