DE3175105D1 - Two-pole monolithic crystal filter - Google Patents

Two-pole monolithic crystal filter

Info

Publication number
DE3175105D1
DE3175105D1 DE8181901867T DE3175105T DE3175105D1 DE 3175105 D1 DE3175105 D1 DE 3175105D1 DE 8181901867 T DE8181901867 T DE 8181901867T DE 3175105 T DE3175105 T DE 3175105T DE 3175105 D1 DE3175105 D1 DE 3175105D1
Authority
DE
Germany
Prior art keywords
crystal filter
monolithic crystal
pole monolithic
pole
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
DE8181901867T
Other languages
German (de)
Inventor
Aristotelis Serafim Arvanitis
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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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
Priority claimed from US06/176,630 external-priority patent/US4329666A/en
Application filed by Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of DE3175105D1 publication Critical patent/DE3175105D1/en
Expired legal-status Critical Current

Links

DE8181901867T 1980-08-11 1981-06-05 Two-pole monolithic crystal filter Expired DE3175105D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/176,630 US4329666A (en) 1980-08-11 1980-08-11 Two-pole monolithic crystal filter
PCT/US1981/000768 WO1982000551A1 (en) 1980-08-11 1981-06-05 Two-pole monolithic crystal filter

Publications (1)

Publication Number Publication Date
DE3175105D1 true DE3175105D1 (en) 1986-09-18

Family

ID=26764616

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181901867T Expired DE3175105D1 (en) 1980-08-11 1981-06-05 Two-pole monolithic crystal filter

Country Status (3)

Country Link
AU (1) AU540306B2 (en)
DE (1) DE3175105D1 (en)
HK (1) HK7589A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4533885A (en) * 1983-04-27 1985-08-06 Motorola, Inc. Apparatus for suppression of spurious attenuation poles in crystal filters

Also Published As

Publication number Publication date
AU7329581A (en) 1982-03-02
AU540306B2 (en) 1984-11-08
HK7589A (en) 1989-02-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee