JPS6451340U - - Google Patents
Info
- Publication number
- JPS6451340U JPS6451340U JP1987144366U JP14436687U JPS6451340U JP S6451340 U JPS6451340 U JP S6451340U JP 1987144366 U JP1987144366 U JP 1987144366U JP 14436687 U JP14436687 U JP 14436687U JP S6451340 U JPS6451340 U JP S6451340U
- Authority
- JP
- Japan
- Prior art keywords
- selection signal
- audio
- circuit
- transmitter
- transmits
- 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 1
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Mobile Radio Communication Systems (AREA)
Description
図は本考案の広報車が適用される広報システム
の概念図である。
1……中央装置、2……選択信号回路、3……
マイク回路、4……送信機、5……広報車、6…
…選択信号回路、7……マイク回路、8……送信
機、9……拡声スピーカ、10……個別受信機、
11……受信部、12……検出回路、13……ス
ピーカ回路、14……個別受信機、15……検出
回路。
The figure is a conceptual diagram of a public relations system to which the public relations vehicle of the present invention is applied. 1... Central device, 2... Selection signal circuit, 3...
Microphone circuit, 4... Transmitter, 5... Public relations vehicle, 6...
... selection signal circuit, 7 ... microphone circuit, 8 ... transmitter, 9 ... public address speaker, 10 ... individual receiver,
DESCRIPTION OF SYMBOLS 11...Reception part, 12...Detection circuit, 13...Speaker circuit, 14...Individual receiver, 15...Detection circuit.
Claims (1)
出する送信機を有する中央装置と、無線回線を介
して同一又は異なる選択信号及び音声を受信する
受信部を備える複数の個別受信機とを備える広報
システムに使用される広報車であつて、マイク音
声を増幅して出力するマイク回路及び拡声スピー
カと、情報伝達が必要とされる個別受信機に対応
する選択信号を選択する選択信号回路と、この選
択信号回路で選択された選択信号と音声を無線回
線を介して前記個別受信機に送出する送信機とを
備えることを特徴とする広報車。 Public information comprising a central unit having a transmitter that transmits a selection signal and audio selected by a selection signal circuit, and a plurality of individual receivers each having a receiving section that receives the same or different selection signals and audio via a wireless line. The public information vehicle used in the system includes a microphone circuit and loudspeaker that amplify and output the microphone sound, a selection signal circuit that selects a selection signal corresponding to the individual receiver to which information transmission is required; A public relations vehicle characterized by comprising a transmitter that transmits a selection signal selected by a selection signal circuit and audio to the individual receiver via a wireless line.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987144366U JPS6451340U (en) | 1987-09-24 | 1987-09-24 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987144366U JPS6451340U (en) | 1987-09-24 | 1987-09-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6451340U true JPS6451340U (en) | 1989-03-30 |
Family
ID=31412012
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987144366U Pending JPS6451340U (en) | 1987-09-24 | 1987-09-24 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6451340U (en) |
-
1987
- 1987-09-24 JP JP1987144366U patent/JPS6451340U/ja active Pending
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