FR2007369A1 - - Google Patents

Info

Publication number
FR2007369A1
FR2007369A1 FR6910142A FR6910142A FR2007369A1 FR 2007369 A1 FR2007369 A1 FR 2007369A1 FR 6910142 A FR6910142 A FR 6910142A FR 6910142 A FR6910142 A FR 6910142A FR 2007369 A1 FR2007369 A1 FR 2007369A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6910142A
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2007369A1 publication Critical patent/FR2007369A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02818—Means for compensation or elimination of undesirable effects
    • H03H9/02913—Measures for shielding against electromagnetic fields
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • H03H11/1291—Current or voltage controlled filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/0296—Surface acoustic wave [SAW] devices having both acoustic and non-acoustic properties
    • H03H9/02976—Surface acoustic wave [SAW] devices having both acoustic and non-acoustic properties with semiconductor devices
    • H10W20/40—
    • H10W20/497—

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Networks Using Active Elements (AREA)
FR6910142A 1968-04-02 1969-04-02 Withdrawn FR2007369A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB05737/68A GB1244652A (en) 1968-04-02 1968-04-02 Frequency selective active arrangements
GB1573769 1969-03-13

Publications (1)

Publication Number Publication Date
FR2007369A1 true FR2007369A1 (de) 1970-01-09

Family

ID=26251512

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6910142A Withdrawn FR2007369A1 (de) 1968-04-02 1969-04-02

Country Status (8)

Country Link
AT (1) AT308198B (de)
BE (1) BE730957A (de)
CA (1) CA938734A (de)
CH (1) CH513552A (de)
DE (1) DE1917133C3 (de)
FR (1) FR2007369A1 (de)
GB (1) GB1244652A (de)
NL (1) NL6905002A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5760811B2 (de) * 1975-01-30 1982-12-21 Sony Corp
GB1602782A (en) * 1978-01-24 1981-11-18 Plessey Co Ltd Surface acoustic wave filter arrangement

Also Published As

Publication number Publication date
DE1917133A1 (de) 1970-02-05
AT308198B (de) 1973-06-25
CA938734A (en) 1973-12-18
BE730957A (de) 1969-10-02
GB1244652A (en) 1971-09-02
CH513552A (de) 1971-09-30
DE1917133C3 (de) 1978-07-06
NL6905002A (de) 1969-10-06
DE1917133B2 (de) 1977-11-24

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Legal Events

Date Code Title Description
ST Notification of lapse