GB2071453B - Crystal band-pass filter - Google Patents

Crystal band-pass filter

Info

Publication number
GB2071453B
GB2071453B GB8100821A GB8100821A GB2071453B GB 2071453 B GB2071453 B GB 2071453B GB 8100821 A GB8100821 A GB 8100821A GB 8100821 A GB8100821 A GB 8100821A GB 2071453 B GB2071453 B GB 2071453B
Authority
GB
United Kingdom
Prior art keywords
pass filter
crystal band
crystal
band
filter
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
GB8100821A
Other versions
GB2071453A (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.)
Wandel and Golterman GmbH and Co
Original Assignee
Wandel and Golterman GmbH and Co
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 Wandel and Golterman GmbH and Co filed Critical Wandel and Golterman GmbH and Co
Publication of GB2071453A publication Critical patent/GB2071453A/en
Application granted granted Critical
Publication of GB2071453B publication Critical patent/GB2071453B/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
    • H03H9/54—Filters comprising resonators of piezo-electric or electrostrictive material
    • H03H9/542—Filters comprising resonators of piezo-electric or electrostrictive material including passive elements
GB8100821A 1980-02-22 1981-01-12 Crystal band-pass filter Expired GB2071453B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803006692 DE3006692C2 (en) 1980-02-22 1980-02-22 Quartz bandpass filter in which the non-linearity of the loss resistance of quartz resonators is taken into account

Publications (2)

Publication Number Publication Date
GB2071453A GB2071453A (en) 1981-09-16
GB2071453B true GB2071453B (en) 1984-08-15

Family

ID=6095326

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8100821A Expired GB2071453B (en) 1980-02-22 1981-01-12 Crystal band-pass filter

Country Status (3)

Country Link
JP (1) JPS56158522A (en)
DE (1) DE3006692C2 (en)
GB (1) GB2071453B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4600903A (en) * 1984-08-27 1986-07-15 Vladan Temer Gain control compensation for bandpass filter with variable bandwidth
CN103560766B (en) * 2013-11-07 2016-04-27 中国电子科技集团公司第二十六研究所 Crystal filter

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB509235A (en) * 1937-10-06 1939-07-06 James Robinson Improvements in electrical frequency selective systems

Also Published As

Publication number Publication date
DE3006692A1 (en) 1981-08-27
JPH029725B2 (en) 1990-03-05
GB2071453A (en) 1981-09-16
DE3006692C2 (en) 1983-04-21
JPS56158522A (en) 1981-12-07

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee