JPH0170443U - - Google Patents
Info
- Publication number
- JPH0170443U JPH0170443U JP16650887U JP16650887U JPH0170443U JP H0170443 U JPH0170443 U JP H0170443U JP 16650887 U JP16650887 U JP 16650887U JP 16650887 U JP16650887 U JP 16650887U JP H0170443 U JPH0170443 U JP H0170443U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- circuit
- information
- output
- signal strength
- 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 4
- 230000003321 amplification Effects 0.000 claims 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Mobile Radio Communication Systems (AREA)
Description
第１図は本考案の一実施例の無線電話装置を説
明するためのブロツク図、第２図は第１図の可変
減衰回路を説明するための回路図、第３図は従来
の無線電話装置を説明するためのブロツク図であ
る。
２１……制御回路、２２……増幅器、２３……
検波器、２４……送信出力回路、３１……可変減
衰回路、３２……差動増幅器、４１……マルチプ
レクサ。
FIG. 1 is a block diagram for explaining a radio telephone device according to an embodiment of the present invention, FIG. 2 is a circuit diagram for explaining the variable attenuation circuit of FIG. 1, and FIG. 3 is a conventional radio telephone device. FIG. 21...Control circuit, 22...Amplifier, 23...
Detector, 24... Transmission output circuit, 31... Variable attenuation circuit, 32... Differential amplifier, 41... Multiplexer.
Claims (1)
る無線電話装置において、予め信号強度に対応す
る信号強度情報が記憶された信号強度情報記憶回
路と、この信号強度情報記憶回路からの信号強度
情報に基づいて送信信号を増幅する増幅回路と、
増幅された送信信号に対応する出力信号情報を出
力する出力信号情報出力回路と、前記出力信号情
報出力回路からの出力信号情報を所定のレベルに
多段的に設定するとともに、前記信号強度情報記
憶回路からの信号強度情報と前記出力信号情報出
力回路からの出力信号情報との差動増幅を行つて
前記増幅回路における増幅率を制御する制御回路
とを具備したことを特徴とする無線電話装置。 A wireless telephone device that outputs a transmission signal according to the signal strength of a received signal includes a signal strength information storage circuit in which signal strength information corresponding to the signal strength is stored in advance, and a signal strength information stored in the signal strength information storage circuit. an amplifier circuit that amplifies the transmission signal based on the
an output signal information output circuit that outputs output signal information corresponding to the amplified transmission signal; and a signal strength information storage circuit that sets output signal information from the output signal information output circuit to a predetermined level in multiple stages; 1. A radio telephone device, comprising: a control circuit that performs differential amplification of signal strength information from the output signal information output circuit and output signal information from the output signal information output circuit to control an amplification factor in the amplifier circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16650887U JPH0170443U (en) | 1987-10-30 | 1987-10-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16650887U JPH0170443U (en) | 1987-10-30 | 1987-10-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0170443U true JPH0170443U (en) | 1989-05-10 |
Family
ID=31453952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16650887U Pending JPH0170443U (en) | 1987-10-30 | 1987-10-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0170443U (en) |
-
1987
- 1987-10-30 JP JP16650887U patent/JPH0170443U/ja active Pending
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