JPH0358041U - - Google Patents
Info
- Publication number
- JPH0358041U JPH0358041U JP11950489U JP11950489U JPH0358041U JP H0358041 U JPH0358041 U JP H0358041U JP 11950489 U JP11950489 U JP 11950489U JP 11950489 U JP11950489 U JP 11950489U JP H0358041 U JPH0358041 U JP H0358041U
- Authority
- JP
- Japan
- Prior art keywords
- power
- amplification
- transistor
- power amplification
- amplifying
- 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
Landscapes
- Transmitters (AREA)
- Amplifiers (AREA)
Description
第１図ａは本考案の一実施例に係る自動車電話
装置の送信部における電力増幅部の外観を示す平
面図、第１図ｂはその正面図、第２図はその電力
増幅部の回路構成を示す図、第３図ａは従来の自
動車電話装置の送信部における電力増幅部の外観
を示す平面図、第３図ｂはその正面図である。
３……放熱板、４……電力増幅用ＩＣ、６……
電力増幅用トランジスタ、７……温度検出素子、
８……高周波入力端子、９……出力レベル制御端
子、１０……電源入力端子、１１……温度検出信
号出力端子、１２……高周波出力端子。
FIG. 1a is a plan view showing the external appearance of a power amplification section in a transmission section of a car telephone device according to an embodiment of the present invention, FIG. 1b is a front view thereof, and FIG. 2 is a circuit configuration of the power amplification section. FIG. 3a is a plan view showing the external appearance of a power amplifying section in a transmitting section of a conventional car telephone device, and FIG. 3b is a front view thereof. 3... Heat sink, 4... Power amplification IC, 6...
Power amplification transistor, 7...temperature detection element,
8...High frequency input terminal, 9...Output level control terminal, 10...Power input terminal, 11...Temperature detection signal output terminal, 12...High frequency output terminal.
Claims (1)
トランジスタによる温度上昇を検出する温度検出
手段とが一体的に設けられたことを特徴とする電
力増幅用ＩＣ。 (2) 電力増幅用トランジスタが送信電力を増幅
する請求項１記載の電力増幅用ＩＣと、 この電力増幅用ＩＣの温度検出手段による検出
結果に基づき、この電力増幅用ＩＣの電力増幅用
トランジスタによる送信電力の増幅を制御する制
御手段と を具備することを特徴とする無線通信装置。[Claims for Utility Model Registration] (1) A power amplification IC characterized in that a power amplification transistor and temperature detection means for detecting a temperature rise due to the power amplification transistor are integrally provided. (2) The power amplifying IC according to claim 1, wherein the power amplifying transistor amplifies the transmitted power; 1. A wireless communication device comprising: control means for controlling amplification of transmission power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11950489U JPH0358041U (en) | 1989-10-12 | 1989-10-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11950489U JPH0358041U (en) | 1989-10-12 | 1989-10-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0358041U true JPH0358041U (en) | 1991-06-05 |
Family
ID=31667627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11950489U Pending JPH0358041U (en) | 1989-10-12 | 1989-10-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0358041U (en) |
-
1989
- 1989-10-12 JP JP11950489U patent/JPH0358041U/ja active Pending