DE69125157T2 - Schaltungsanordnung zur Antennenankopplung - Google Patents

Schaltungsanordnung zur Antennenankopplung

Info

Publication number
DE69125157T2
DE69125157T2 DE69125157T DE69125157T DE69125157T2 DE 69125157 T2 DE69125157 T2 DE 69125157T2 DE 69125157 T DE69125157 T DE 69125157T DE 69125157 T DE69125157 T DE 69125157T DE 69125157 T2 DE69125157 T2 DE 69125157T2
Authority
DE
Germany
Prior art keywords
resonant circuit
antenna resonant
push
circuit arrangement
end stage
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.)
Expired - Lifetime
Application number
DE69125157T
Other languages
English (en)
Other versions
DE69125157D1 (de
Inventor
Bruno Viereck
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Texas Instruments Deutschland GmbH
Original Assignee
Texas Instruments Deutschland GmbH
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 Texas Instruments Deutschland GmbH filed Critical Texas Instruments Deutschland GmbH
Publication of DE69125157D1 publication Critical patent/DE69125157D1/de
Application granted granted Critical
Publication of DE69125157T2 publication Critical patent/DE69125157T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • H01Q7/06—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop with core of ferromagnetic material
    • H01Q7/08—Ferrite rod or like elongated core
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H03F3/195—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only in integrated circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0458—Arrangements for matching and coupling between power amplifier and antenna or between amplifying stages

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Near-Field Transmission Systems (AREA)
  • Support Of Aerials (AREA)
  • Details Of Aerials (AREA)
DE69125157T 1991-07-18 1991-07-18 Schaltungsanordnung zur Antennenankopplung Expired - Lifetime DE69125157T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP91112050A EP0523271B1 (de) 1991-07-18 1991-07-18 Schaltungsanordnung zur Antennenankopplung

Publications (2)

Publication Number Publication Date
DE69125157D1 DE69125157D1 (de) 1997-04-17
DE69125157T2 true DE69125157T2 (de) 1997-06-19

Family

ID=8206949

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69125157T Expired - Lifetime DE69125157T2 (de) 1991-07-18 1991-07-18 Schaltungsanordnung zur Antennenankopplung

Country Status (3)

Country Link
EP (1) EP0523271B1 (de)
AT (1) ATE150217T1 (de)
DE (1) DE69125157T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0650216B1 (de) * 1993-10-26 2000-01-19 Texas Instruments Deutschland Gmbh Antennenschaltung
DE9409637U1 (de) * 1994-06-15 1994-08-11 Garny Sicherheitstechn Gmbh Tresoranlage sowie Kassette hierfür
US5926093A (en) * 1997-08-15 1999-07-20 Checkpoint Systems, Inc. Drive circuit for reactive loads
FR2808138B1 (fr) * 2000-04-19 2002-06-07 Valeo Electronique Pilote d'antenne emetrice de champ magnetique a circuit rlc
EP2581993B1 (de) 2011-10-13 2014-06-11 TE Connectivity Nederland B.V. Kontaktlose Steckdose und kontaktloses Steckdosensystem
EP2581994B1 (de) * 2011-10-13 2014-03-05 Tyco Electronics Nederland B.V. Kontaktlose Steckdose und kontaktloses Steckdosensystem

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2522902A1 (fr) * 1982-03-03 1983-09-09 Labo Electronique Physique Utilisation d'un transistor a effet de champ, du type a double-grille et ile ohmique intercalee, en vue de la rejection d'une bande de frequences
US4963880A (en) * 1988-05-03 1990-10-16 Identitech Coplanar single-coil dual function transmit and receive antenna for proximate surveillance system
JPH0250604A (ja) * 1988-08-12 1990-02-20 Michiko Naito アクティブアンテナ
DE3912034C1 (de) * 1989-04-12 1990-10-25 Texas Instruments Deutschland Gmbh, 8050 Freising, De
US4980898A (en) * 1989-08-08 1990-12-25 Siemens-Pacesetter, Inc. Self-oscillating burst mode transmitter with integral number of periods

Also Published As

Publication number Publication date
DE69125157D1 (de) 1997-04-17
ATE150217T1 (de) 1997-03-15
EP0523271A1 (de) 1993-01-20
EP0523271B1 (de) 1997-03-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition