JPH0361737U - - Google Patents
Info
- Publication number
- JPH0361737U JPH0361737U JP12239489U JP12239489U JPH0361737U JP H0361737 U JPH0361737 U JP H0361737U JP 12239489 U JP12239489 U JP 12239489U JP 12239489 U JP12239489 U JP 12239489U JP H0361737 U JPH0361737 U JP H0361737U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- signal
- incoming call
- call receiver
- detection 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
- 238000001514 detection method Methods 0.000 claims description 9
- 230000003321 amplification Effects 0.000 claims description 6
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 6
- 230000010355 oscillation Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 4
Description
第１図はこの考案の第１の実施例である着信受
信機付き電話装置を示すブロツク図、第２図はこ
の考案の第２の実施例である着信受信機付き電話
装置を示すブロツク図、第３図ａは同実施例の部
分を示すブロツク図、第３図ｂは同実施例の部分
を示す回路図、第３図ｃは同実施例の検波回路の
特性を示すグラフである。
１……回線、２……着信検出回路、３……マイ
クロコンピユータ、４……発振回路、５……電力
増幅回路、６……アンテナ、７……アンテナ、８
……増幅回路、９……受信検出回路、１０……呼
び出し音発生回路、１１……スピーカ、１２……
受信検出回路、１３……増幅回路、１５……発振
回路、１６……電力増幅回路、１７……スイツチ
、１８……スイツチ。
FIG. 1 is a block diagram showing a telephone device with an incoming call receiver, which is a first embodiment of this invention, and FIG. 2 is a block diagram showing a telephone device with an incoming call receiver, which is a second embodiment of this invention. FIG. 3a is a block diagram showing a portion of the same embodiment, FIG. 3b is a circuit diagram showing a portion of the same embodiment, and FIG. 3c is a graph showing the characteristics of the detection circuit of the same embodiment. 1... Line, 2... Incoming call detection circuit, 3... Microcomputer, 4... Oscillation circuit, 5... Power amplifier circuit, 6... Antenna, 7... Antenna, 8
...Amplification circuit, 9...Reception detection circuit, 10...Ring tone generation circuit, 11...Speaker, 12...
reception detection circuit, 13... amplifier circuit, 15... oscillation circuit, 16... power amplifier circuit, 17... switch, 18... switch.
Claims (1)
振する発振回路と、ＲＦ信号を増幅する電力増幅
回路と前記電力増幅回路で増幅されたＲＦ信号を
発射するアンテナとを備えた電話機本体と、電話
機本体より発射されたＲＦ電波を受信するための
アンテナと、アンテナで受信したＲＦ信号を増幅
する増幅回路と、ＲＦ信号の有無を検出する受信
検出回路と、前記受信検出回路の出力信号により
呼び出し音を発生する呼び出し音発生回路とを備
えた着信受信機とよりなる着信受信機付き電話装
置。 ２ 請求項１の着信受信機付き電話装置において
、着信受信機にＲＦ信号を発振する発振回路とＲ
Ｆ信号を増幅する電力増幅回路とを付加し、電話
機本体にＲＦ増幅回路とＲＦ増幅回路で増幅され
たＲＦ信号を検出する受信検出回路を付加して受
信検出回路の出力信号により電話機の作動を制御
するように構成した着信受信機付き電話装置。[Claims for Utility Model Registration] 1. An oscillation circuit that oscillates an RF signal using an output signal of an incoming call detection circuit, a power amplification circuit that amplifies the RF signal, and an antenna that emits the RF signal amplified by the power amplification circuit. a telephone main body, an antenna for receiving RF radio waves emitted from the telephone main body, an amplifier circuit for amplifying the RF signal received by the antenna, a reception detection circuit for detecting the presence or absence of the RF signal, and the reception detection circuit. A telephone device with an incoming call receiver, comprising a incoming call receiver equipped with a ringing tone generation circuit that generates a ringing tone based on an output signal of the circuit. 2. In the telephone device with an incoming call receiver according to claim 1, an oscillation circuit that oscillates an RF signal to the incoming call receiver;
A power amplification circuit that amplifies the F signal is added, an RF amplification circuit and a reception detection circuit that detects the RF signal amplified by the RF amplification circuit are added to the phone main body, and the phone is operated by the output signal of the reception detection circuit. A telephone device with an incoming call receiver configured to control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12239489U JPH0361737U (en) | 1989-10-19 | 1989-10-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12239489U JPH0361737U (en) | 1989-10-19 | 1989-10-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0361737U true JPH0361737U (en) | 1991-06-17 |
Family
ID=31670394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12239489U Pending JPH0361737U (en) | 1989-10-19 | 1989-10-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0361737U (en) |
-
1989
- 1989-10-19 JP JP12239489U patent/JPH0361737U/ja active Pending
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