JPH0419034U - - Google Patents
Info
- Publication number
- JPH0419034U JPH0419034U JP5984090U JP5984090U JPH0419034U JP H0419034 U JPH0419034 U JP H0419034U JP 5984090 U JP5984090 U JP 5984090U JP 5984090 U JP5984090 U JP 5984090U JP H0419034 U JPH0419034 U JP H0419034U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- low frequency
- beep
- receiving device
- squelch
- 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
- 230000000630 rising effect Effects 0.000 claims description 2
- 230000003111 delayed effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 2
- 238000003708 edge detection Methods 0.000 description 1
Landscapes
- Circuits Of Receivers In General (AREA)
Description
第１図は、本考案の複数信号同時受信装置をＦ
Ｍ受信装置に応用した第１の実施例のブロツク回
路図であり、第２図は、第１図の動作を説明する
タイムチヤートであり、第３図は、本考案の複数
信号同時受信装置を応用した第２の実施例を示す
そのブロツク回路図であり、第４図は、第３図の
タイムチヤートであり、第５図は、本考案の複数
信号同時受信装置を応用した第３の実施例を示す
ブロツク回路図であり、第６図は、第５図のタイ
ムチヤートであり、第７図は、本考案の複数信号
同時受信装置を応用した第４の実施例を示すブロ
ツク回路図であり、第８図は、第７図のタイムチ
ヤートであり、第９図は、本考案の複数信号同時
受信装置を応用した第５の実施例を示すブロツク
回路図であり、第１０図は、第９図のタイムチヤ
ートである。
３，４……混合器、５，６……局部発振器、７
，８……中間周波増幅器、９，１０……復調器、
１１，１２……スケルチ回路、１３，１４……ミ
ユート回路、１５，１６……低周波遅延手段、１
７，１８……立ち上がり検出手段、１９，２０…
…立ち下がり検出手段、２１，２２……ビープ信
号付加手段、２５，２９，３０……低周波増幅器
、２７，２８…エツジ検出手段。
Figure 1 shows the multiple signal simultaneous receiving device of the present invention.
3 is a block circuit diagram of the first embodiment applied to the M receiver, FIG. 2 is a time chart explaining the operation of FIG. 1, and FIG. 3 is a block circuit diagram of the first embodiment applied to the M receiver. FIG. 4 is a time chart of FIG. 3, and FIG. 5 is a block circuit diagram showing a second embodiment in which the present invention is applied. FIG. FIG. 6 is a block circuit diagram showing an example; FIG. 6 is a time chart of FIG. 5; FIG. 7 is a block circuit diagram showing a fourth embodiment in which the multiple signal simultaneous receiving device of the present invention is applied 8 is a time chart of FIG. 7, FIG. 9 is a block circuit diagram showing a fifth embodiment to which the multiple signal simultaneous receiving device of the present invention is applied, and FIG. 10 is a FIG. 9 is a time chart. 3, 4... Mixer, 5, 6... Local oscillator, 7
, 8... intermediate frequency amplifier, 9, 10... demodulator,
11, 12... Squelch circuit, 13, 14... Mute circuit, 15, 16... Low frequency delay means, 1
7, 18... Rising detection means, 19, 20...
... Fall detection means, 21, 22 ... Beep signal addition means, 25, 29, 30 ... Low frequency amplifier, 27, 28 ... Edge detection means.
Claims (1)
復調手段を含む複数の受信手段で複数の低周波信
号に復調する複数信号同時受信装置において、前
記複数の受信手段にそれぞれスケルチ手段とビー
プ音付加手段を設け、スケルチ信号の立ち上がり
または立ち下がりのすくなくともいずれか一方に
応じて、それぞれの低周波信号に前記ビープ音付
加手段でそれぞれ異なる回数のビープ音からなる
ビープ信号を付加するように構成したことを特徴
とする複数信号同時受信装置。 ２ 運用周波数の異なる複数信号を、それぞれに
復調手段を含む複数の受信手段で複数の低周波信
号に復調する複数信号同時受信装置において、前
記複数の受信手段にそれぞれスケルチ手段と低周
波信号遅延手段およびビープ音付加手段を設け、
スケルチ信号の立ち上がりに応じて、それぞれの
前記低周波信号遅延手段から遅延出力される低周
波信号の前に、前記ビープ音付加手段でそれぞれ
異なる回数のビープ音からなるビープ信号を付加
するように構成したことを特徴とする複数信号同
時受信装置。[Claims for Utility Model Registration] 1. In a multi-signal simultaneous receiving device that demodulates a plurality of signals with different operating frequencies into a plurality of low frequency signals by a plurality of reception means each including a demodulation means, each of the plurality of reception means A squelch means and a beep sound adding means are provided, and the beep sound adding means adds a beep signal consisting of a different number of beep sounds to each low frequency signal in response to at least one of the rise and fall of the squelch signal. A multiple signal simultaneous receiving device characterized in that it is configured to: 2. In a multi-signal simultaneous receiving device that demodulates a plurality of signals with different operating frequencies into a plurality of low frequency signals using a plurality of receiving means each including a demodulating means, each of the plurality of receiving means includes a squelch means and a low frequency signal delay means. and a beep sound adding means,
The beep sound addition means is configured to add a beep signal consisting of a different number of beep sounds before the low frequency signal delayed and output from each of the low frequency signal delay means in response to the rising edge of the squelch signal. A multiple signal simultaneous receiving device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990059840U JPH0727707Y2 (en) | 1990-06-06 | 1990-06-06 | Multiple signal simultaneous reception device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990059840U JPH0727707Y2 (en) | 1990-06-06 | 1990-06-06 | Multiple signal simultaneous reception device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0419034U true JPH0419034U (en) | 1992-02-18 |
| JPH0727707Y2 JPH0727707Y2 (en) | 1995-06-21 |
Family
ID=31586694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990059840U Expired - Lifetime JPH0727707Y2 (en) | 1990-06-06 | 1990-06-06 | Multiple signal simultaneous reception device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0727707Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6065632A (en) * | 1983-09-20 | 1985-04-15 | Fujitsu Ten Ltd | Adaptor type receiver |
-
1990
- 1990-06-06 JP JP1990059840U patent/JPH0727707Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6065632A (en) * | 1983-09-20 | 1985-04-15 | Fujitsu Ten Ltd | Adaptor type receiver |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0727707Y2 (en) | 1995-06-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term |