JPH0241538U - - Google Patents
Info
- Publication number
- JPH0241538U JPH0241538U JP11864588U JP11864588U JPH0241538U JP H0241538 U JPH0241538 U JP H0241538U JP 11864588 U JP11864588 U JP 11864588U JP 11864588 U JP11864588 U JP 11864588U JP H0241538 U JPH0241538 U JP H0241538U
- Authority
- JP
- Japan
- Prior art keywords
- tape
- encryption card
- signal
- transmitter
- loaded
- 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
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Description
第１図は本考案による無線放送システム装置を
説明するための概略図、第２図は受信機の実施例
を示す斜視図、第３図は暗号テープの一例を示す
図、第４図は受信機の他の実施例を示す図である
。
１……送信機、２ａ，２ｂ〜２ｎ……受信機、
１１，３１……受信機、１２……貼付場所、２１
……暗号テープ（磁気テープ）、３２……暗号カ
ード（磁気カード）。
Fig. 1 is a schematic diagram for explaining the radio broadcasting system device according to the present invention, Fig. 2 is a perspective view showing an embodiment of a receiver, Fig. 3 is a diagram showing an example of an encryption tape, and Fig. 4 is a receiver. FIG. 3 is a diagram showing another embodiment of the machine. 1...Transmitter, 2a, 2b to 2n...Receiver,
11, 31... Receiver, 12... Pasting location, 21
... Encryption tape (magnetic tape), 32... Encryption card (magnetic card).
Claims (1)
号が記録された暗号カードまたはテープを用意し
、信号を秘匿化して送信する送信機と、前記暗号
カードまたはテープを装填する暗号カード受入部
を有し、前記暗号カードまたはテープが装填され
たときのみ前記送信機からの秘匿無線信号を受信
できる受信機とから構成したことを特徴とする無
線放送システム装置。 An encryption card or tape on which a code for returning a concealed signal to a regular signal is recorded is prepared, a transmitter for concealing and transmitting the signal, and an encryption card receiving section into which the encryption card or tape is loaded. and a receiver capable of receiving a secret radio signal from the transmitter only when the encryption card or tape is loaded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11864588U JPH0241538U (en) | 1988-09-09 | 1988-09-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11864588U JPH0241538U (en) | 1988-09-09 | 1988-09-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0241538U true JPH0241538U (en) | 1990-03-22 |
Family
ID=31363172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11864588U Pending JPH0241538U (en) | 1988-09-09 | 1988-09-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0241538U (en) |
-
1988
- 1988-09-09 JP JP11864588U patent/JPH0241538U/ja active Pending
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