IT1249516B - Identification device - Google Patents

Identification device

Info

Publication number
IT1249516B
IT1249516B ITVE910023A ITVE910023A IT1249516B IT 1249516 B IT1249516 B IT 1249516B IT VE910023 A ITVE910023 A IT VE910023A IT VE910023 A ITVE910023 A IT VE910023A IT 1249516 B IT1249516 B IT 1249516B
Authority
IT
Italy
Prior art keywords
encoded
transmitter
response signals
signals
identification device
Prior art date
Application number
ITVE910023A
Other languages
Italian (it)
Inventor
Pietro Girotto
Original Assignee
Pietro Girotto
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Pietro Girotto filed Critical Pietro Girotto
Priority to ITVE910023A priority Critical patent/IT1249516B/en
Publication of ITVE910023A0 publication Critical patent/ITVE910023A0/en
Publication of ITVE910023A1 publication Critical patent/ITVE910023A1/en
Application granted granted Critical
Publication of IT1249516B publication Critical patent/IT1249516B/en

Links

Landscapes

  • Radar Systems Or Details Thereof (AREA)
  • Selective Calling Equipment (AREA)
  • Alarm Systems (AREA)

Abstract

Identification device, comprising: - a fixed exciter circuit 2, connected to a control unit 6 and comprising a transmitter 12 of encoded scanning signals and a receiver 14 of encoded response signals, - a portable transceiver 4 comprising a receiving section tuned to the frequency F1 of the said transmitter to receive the encoded scanning signals within an area corresponding to the range of the said exciter circuit 2, and a transmitter section 18 capable of transmitting encoded response signals whenever a scanning signal has reached the said receiving section 16, - means of activating the said control unit 6, operated by the receiver 14 of the encoded response signals. <IMAGE>
ITVE910023A 1991-04-29 1991-04-29 Identification device IT1249516B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ITVE910023A IT1249516B (en) 1991-04-29 1991-04-29 Identification device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITVE910023A IT1249516B (en) 1991-04-29 1991-04-29 Identification device

Publications (3)

Publication Number Publication Date
ITVE910023A0 ITVE910023A0 (en) 1991-04-29
ITVE910023A1 ITVE910023A1 (en) 1992-10-29
IT1249516B true IT1249516B (en) 1995-02-23

Family

ID=11423724

Family Applications (1)

Application Number Title Priority Date Filing Date
ITVE910023A IT1249516B (en) 1991-04-29 1991-04-29 Identification device

Country Status (1)

Country Link
IT (1) IT1249516B (en)

Also Published As

Publication number Publication date
ITVE910023A1 (en) 1992-10-29
ITVE910023A0 (en) 1991-04-29

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Legal Events

Date Code Title Description
0001 Granted