JPH0393776U - - Google Patents
Info
- Publication number
- JPH0393776U JPH0393776U JP162390U JP162390U JPH0393776U JP H0393776 U JPH0393776 U JP H0393776U JP 162390 U JP162390 U JP 162390U JP 162390 U JP162390 U JP 162390U JP H0393776 U JPH0393776 U JP H0393776U
- Authority
- JP
- Japan
- Prior art keywords
- transmission line
- coupler
- power amplifier
- main transmission
- circuit
- 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
- 230000003321 amplification Effects 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 claims 1
- 239000000758 substrate Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
Landscapes
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (AREA)
- Transmitters (AREA)
Description
第１図は本考案の第１の実施例を示すブロツク
図、第２図は従来の電力増幅器用モニタ回路のブ
ロツク図、第３図は第１図の具体例を示す回路図
、第４図は本考案の第２の実施例を示すブロツク
図、第５図は高周波処理回路の実施例を示す回路
図である。
１……増幅素子、２……出力整合回路、３……
主伝送線路、４……出力整合用受動素子、５……
結合器、６……結合伝送線路、７……終端抵抗、
８……出力点、９……モニタ回路、１０……モニ
タ検出点、１１……モニタ電力取り出し点、１２
……高周波処理回路。
Figure 1 is a block diagram showing a first embodiment of the present invention, Figure 2 is a block diagram of a conventional power amplifier monitor circuit, Figure 3 is a circuit diagram showing a specific example of Figure 1, and Figure 4. 5 is a block diagram showing a second embodiment of the present invention, and FIG. 5 is a circuit diagram showing an embodiment of a high frequency processing circuit. 1...Amplification element, 2...Output matching circuit, 3...
Main transmission line, 4...Passive element for output matching, 5...
coupler, 6... coupled transmission line, 7... terminating resistor,
8...Output point, 9...Monitor circuit, 10...Monitor detection point, 11...Monitor power extraction point, 12
...High frequency processing circuit.
Claims (1)
線路の一端に接続する増幅素子と他端に接続する
負荷とを整合する出力整合回路と、 前記主伝送線路に電磁界結合する結合伝送線路
の一端を終端抵抗で終端し、他端からモニタ用電
力を取り出す方向性を有する結合器と を備えたことを特徴とする電力増幅器用モニタ回
路。 (2) 前記出力整合回路と結合器とを同一基板に
形成した請求項(1)記載の電力増幅器用モニタ回
路。 (3) 前記結合器の他端に高調波成分を除去する
高周波処理回路を設けた請求項(1)記載の電力増
幅器用モニタ回路。[Claims for Utility Model Registration] (1) An output matching circuit that includes a matching element on a main transmission line and matches an amplification element connected to one end of the main transmission line and a load connected to the other end, and the main transmission line. A monitor circuit for a power amplifier, characterized in that it is equipped with a coupler that terminates one end of a coupled transmission line that electromagnetically couples the line with a terminating resistor, and takes out monitoring power from the other end. (2) The power amplifier monitor circuit according to claim (1), wherein the output matching circuit and the coupler are formed on the same substrate. (3) The power amplifier monitor circuit according to claim (1), further comprising a high frequency processing circuit for removing harmonic components at the other end of the coupler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP162390U JPH0393776U (en) | 1990-01-16 | 1990-01-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP162390U JPH0393776U (en) | 1990-01-16 | 1990-01-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0393776U true JPH0393776U (en) | 1991-09-25 |
Family
ID=31505520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP162390U Pending JPH0393776U (en) | 1990-01-16 | 1990-01-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0393776U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010119469A (en) * | 2008-11-18 | 2010-06-03 | shi-yuan Xu | Transmission and heat radiation structure of sewing machine |
-
1990
- 1990-01-16 JP JP162390U patent/JPH0393776U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010119469A (en) * | 2008-11-18 | 2010-06-03 | shi-yuan Xu | Transmission and heat radiation structure of sewing machine |
| JP4717920B2 (en) * | 2008-11-18 | 2011-07-06 | 石淵 徐 | Sewing machine transmission and heat dissipation structure |
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