IT1243664B - Gruppo antenna ricetrasmittente tipicamente per radiofrequenze in banda c.b. - Google Patents

Gruppo antenna ricetrasmittente tipicamente per radiofrequenze in banda c.b.

Info

Publication number
IT1243664B
IT1243664B IT04689990A IT4689990A IT1243664B IT 1243664 B IT1243664 B IT 1243664B IT 04689990 A IT04689990 A IT 04689990A IT 4689990 A IT4689990 A IT 4689990A IT 1243664 B IT1243664 B IT 1243664B
Authority
IT
Italy
Prior art keywords
transmitter
antenna unit
receiver antenna
radio frequencies
typically
Prior art date
Application number
IT04689990A
Other languages
English (en)
Other versions
IT9046899A1 (it
IT9046899A0 (it
Inventor
William Zanasi
Original Assignee
Sirtel Snc Di Maria Grazioli D
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 Sirtel Snc Di Maria Grazioli D filed Critical Sirtel Snc Di Maria Grazioli D
Priority to IT04689990A priority Critical patent/IT1243664B/it
Publication of IT9046899A0 publication Critical patent/IT9046899A0/it
Publication of IT9046899A1 publication Critical patent/IT9046899A1/it
Application granted granted Critical
Publication of IT1243664B publication Critical patent/IT1243664B/it

Links

Landscapes

  • Transceivers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Support Of Aerials (AREA)
  • Details Of Aerials (AREA)
  • Waveguide Connection Structure (AREA)
IT04689990A 1990-11-19 1990-11-19 Gruppo antenna ricetrasmittente tipicamente per radiofrequenze in banda c.b. IT1243664B (it)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IT04689990A IT1243664B (it) 1990-11-19 1990-11-19 Gruppo antenna ricetrasmittente tipicamente per radiofrequenze in banda c.b.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT04689990A IT1243664B (it) 1990-11-19 1990-11-19 Gruppo antenna ricetrasmittente tipicamente per radiofrequenze in banda c.b.

Publications (3)

Publication Number Publication Date
IT9046899A0 IT9046899A0 (it) 1990-11-19
IT9046899A1 IT9046899A1 (it) 1992-05-20
IT1243664B true IT1243664B (it) 1994-06-16

Family

ID=11260378

Family Applications (1)

Application Number Title Priority Date Filing Date
IT04689990A IT1243664B (it) 1990-11-19 1990-11-19 Gruppo antenna ricetrasmittente tipicamente per radiofrequenze in banda c.b.

Country Status (1)

Country Link
IT (1) IT1243664B (it)

Also Published As

Publication number Publication date
IT9046899A1 (it) 1992-05-20
IT9046899A0 (it) 1990-11-19

Similar Documents

Publication Publication Date Title
KR960010858B1 (ko) 휴대용 무선기기 안테나
US4442438A (en) Helical antenna structure capable of resonating at two different frequencies
US4494122A (en) Antenna apparatus capable of resonating at two different frequencies
US4220955A (en) RF coupling device for connecting a hand held radio to an external device without removing the antenna
US5583519A (en) Extendable antenna for a radio transceiver
EP0734092B1 (en) Inductive coupled extendable antenna
EP1641070A1 (en) Antenna
EP0776061A3 (it)
KR960704370A (ko) 안테나 장치 및 휴대 무선기(Antenna Assembly and Portable Radio Apparatus)
AU720009B2 (en) Retractable antenna system
DE69633990D1 (de) Antenne
EP0634806A1 (en) Radio antenna
MXPA96004663A (es) Sistema de antena retractil
KR960002944A (ko) 전기 안테나 장치
EP0576531B1 (en) An antenna construction with an extensible antenna element
JPH09130118A (ja) ワイヤレス通信装置のためのアンテナ・アセンブリ
US5057849A (en) Rod antenna for multi-band television reception
US4999642A (en) Transmission line coupling device with closed impedance matching loop
GB2296603A (en) Retractable antenna
JP2898921B2 (ja) アンテナおよび無線機
US4460896A (en) Antenna with tunable helical resonator
GB2148604A (en) Monopole aerial
US3594805A (en) Ferrite rod antenna with longitudinally split sleeve
JP2791848B2 (ja) 無線機用アンテナ
IT1243664B (it) Gruppo antenna ricetrasmittente tipicamente per radiofrequenze in banda c.b.

Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19940929