GB1531759A - Electromechanical filters - Google Patents

Electromechanical filters

Info

Publication number
GB1531759A
GB1531759A GB45986/75A GB4598675A GB1531759A GB 1531759 A GB1531759 A GB 1531759A GB 45986/75 A GB45986/75 A GB 45986/75A GB 4598675 A GB4598675 A GB 4598675A GB 1531759 A GB1531759 A GB 1531759A
Authority
GB
United Kingdom
Prior art keywords
resonators
wire
supported
wires
base
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
GB45986/75A
Other languages
English (en)
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of GB1531759A publication Critical patent/GB1531759A/en
Expired 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 devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/48—Coupling means therefor
    • H03H9/50—Mechanical coupling means

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Centrifugal Separators (AREA)
GB45986/75A 1974-11-08 1975-11-06 Electromechanical filters Expired GB1531759A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742453122 DE2453122A1 (de) 1974-11-08 1974-11-08 Filter fuer elektrische schwingungen

Publications (1)

Publication Number Publication Date
GB1531759A true GB1531759A (en) 1978-11-08

Family

ID=5930393

Family Applications (1)

Application Number Title Priority Date Filing Date
GB45986/75A Expired GB1531759A (en) 1974-11-08 1975-11-06 Electromechanical filters

Country Status (16)

Country Link
JP (1) JPS5171046A (ja)
AT (1) AT348592B (ja)
AU (1) AU473205B2 (ja)
BE (1) BE835385A (ja)
CH (1) CH595014A5 (ja)
DE (1) DE2453122A1 (ja)
DK (1) DK502975A (ja)
FI (1) FI753135A (ja)
FR (1) FR2290788A1 (ja)
GB (1) GB1531759A (ja)
IE (1) IE42756B1 (ja)
IT (1) IT1048771B (ja)
LU (1) LU73747A1 (ja)
NL (1) NL163918C (ja)
NO (1) NO143687C (ja)
SE (1) SE411283B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112673568A (zh) * 2018-09-07 2021-04-16 芬兰Vtt技术研究中心有限公司 用于调整声波谐振器的频率响应的负荷谐振器

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2396456A1 (fr) * 1977-07-01 1979-01-26 Telecommunications Sa Perfectionnements aux filtres electromecaniques

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL243515A (ja) * 1959-09-18
DE2112041A1 (de) * 1971-03-12 1972-09-28 Siemens Ag Schaltungsanordnung zur Frequenzumsetzung elektrischer Nachrichtensignale
JPS5020126B2 (ja) * 1971-09-13 1975-07-12
US3878487A (en) * 1973-08-02 1975-04-15 Alexandr Lvovich Irzhavsky Electromechanical disc filter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112673568A (zh) * 2018-09-07 2021-04-16 芬兰Vtt技术研究中心有限公司 用于调整声波谐振器的频率响应的负荷谐振器
CN112673568B (zh) * 2018-09-07 2023-09-01 芬兰Vtt技术研究中心有限公司 用于调整声波谐振器的频率响应的负荷谐振器

Also Published As

Publication number Publication date
IE42756B1 (en) 1980-10-08
NO143687B (no) 1980-12-15
SE7512464L (sv) 1976-05-10
FI753135A (ja) 1976-05-09
CH595014A5 (ja) 1978-01-31
DK502975A (da) 1976-05-09
IT1048771B (it) 1980-12-20
NL163918B (nl) 1980-05-16
IE42756L (en) 1976-05-08
FR2290788A1 (fr) 1976-06-04
DE2453122A1 (de) 1976-05-20
NL7513106A (nl) 1976-05-11
AU8642975A (en) 1976-06-17
ATA834475A (de) 1978-07-15
SE411283B (sv) 1979-12-10
AT348592B (de) 1979-02-26
BE835385A (fr) 1976-05-07
NL163918C (nl) 1980-10-15
FR2290788B1 (ja) 1979-05-04
JPS5171046A (ja) 1976-06-19
AU473205B2 (en) 1976-06-17
LU73747A1 (ja) 1976-09-06
NO143687C (no) 1981-03-25
NO753740L (ja) 1976-05-11

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee