FR831891A - Electrical circuits using vibrating electrical elements - Google Patents

Electrical circuits using vibrating electrical elements

Info

Publication number
FR831891A
FR831891A FR831891DA FR831891A FR 831891 A FR831891 A FR 831891A FR 831891D A FR831891D A FR 831891DA FR 831891 A FR831891 A FR 831891A
Authority
FR
France
Prior art keywords
electrical
vibrating
elements
circuits
electrical circuits
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
Application number
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR831891A publication Critical patent/FR831891A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/075—Ladder networks, e.g. electric wave filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/0023—Balance-unbalance or balance-balance networks
    • H03H9/0095—Balance-unbalance or balance-balance networks using bulk acoustic wave devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/542—Filters comprising resonators of piezoelectric or electrostrictive material including passive elements

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
FR831891D 1937-11-06 1937-04-21 Electrical circuits using vibrating electrical elements Expired FR831891A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR49372T 1937-11-06

Publications (1)

Publication Number Publication Date
FR831891A true FR831891A (en) 1938-09-15

Family

ID=8684557

Family Applications (2)

Application Number Title Priority Date Filing Date
FR831891D Expired FR831891A (en) 1937-11-06 1937-04-21 Electrical circuits using vibrating electrical elements
FR49372D Expired FR49372E (en) 1937-11-06 1937-11-06 Electrical circuits using vibrating mechanical elements

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR49372D Expired FR49372E (en) 1937-11-06 1937-11-06 Electrical circuits using vibrating mechanical elements

Country Status (3)

Country Link
BE (1) BE427664A (en)
FR (2) FR831891A (en)
GB (1) GB511609A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL2001658C2 (en) * 2008-06-09 2009-12-10 Univ Delft Tech Passive radio frequency filter, has circuit comprising passive filter components such as resistor, capacitors and transformers, where filter components are provided between input and output of filter

Also Published As

Publication number Publication date
FR49372E (en) 1939-03-24
GB511609A (en) 1939-08-22
BE427664A (en)

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