GB2164804B - Filters for transmission systems - Google Patents

Filters for transmission systems

Info

Publication number
GB2164804B
GB2164804B GB8423480A GB8423480A GB2164804B GB 2164804 B GB2164804 B GB 2164804B GB 8423480 A GB8423480 A GB 8423480A GB 8423480 A GB8423480 A GB 8423480A GB 2164804 B GB2164804 B GB 2164804B
Authority
GB
United Kingdom
Prior art keywords
filters
transmission systems
systems
transmission
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
GB8423480A
Other versions
GB2164804A (en
GB8423480D0 (en
Inventor
William Hugh Powell
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.)
STC PLC
Original Assignee
STC PLC
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 STC PLC filed Critical STC PLC
Priority to GB8423480A priority Critical patent/GB2164804B/en
Publication of GB8423480D0 publication Critical patent/GB8423480D0/en
Priority to NL8502531A priority patent/NL8502531A/en
Publication of GB2164804A publication Critical patent/GB2164804A/en
Application granted granted Critical
Publication of GB2164804B publication Critical patent/GB2164804B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/203—Strip line filters
    • H01P1/20327—Electromagnetic interstage coupling
    • H01P1/20336—Comb or interdigital filters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/203—Strip line filters
    • H01P1/20327—Electromagnetic interstage coupling
    • H01P1/20354—Non-comb or non-interdigital filters
    • H01P1/20381—Special shape resonators
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/16—Printed circuits incorporating printed electric components, e.g. printed resistor, capacitor, inductor
    • H05K1/165—Printed circuits incorporating printed electric components, e.g. printed resistor, capacitor, inductor incorporating printed inductors
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/0213—Electrical arrangements not otherwise provided for
    • H05K1/0237—High frequency adaptations
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/0213—Electrical arrangements not otherwise provided for
    • H05K1/0237—High frequency adaptations
    • H05K1/0239—Signal transmission by AC coupling
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/16—Printed circuits incorporating printed electric components, e.g. printed resistor, capacitor, inductor
    • H05K1/162—Printed circuits incorporating printed electric components, e.g. printed resistor, capacitor, inductor incorporating printed capacitors
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
    • H05K2201/10007—Types of components
    • H05K2201/1006—Non-printed filter

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
GB8423480A 1984-09-17 1984-09-17 Filters for transmission systems Expired GB2164804B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB8423480A GB2164804B (en) 1984-09-17 1984-09-17 Filters for transmission systems
NL8502531A NL8502531A (en) 1984-09-17 1985-09-16 FILTER FOR TRANSMISSION SYSTEM.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8423480A GB2164804B (en) 1984-09-17 1984-09-17 Filters for transmission systems

Publications (3)

Publication Number Publication Date
GB8423480D0 GB8423480D0 (en) 1984-10-24
GB2164804A GB2164804A (en) 1986-03-26
GB2164804B true GB2164804B (en) 1989-03-15

Family

ID=10566845

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8423480A Expired GB2164804B (en) 1984-09-17 1984-09-17 Filters for transmission systems

Country Status (2)

Country Link
GB (1) GB2164804B (en)
NL (1) NL8502531A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2222312B (en) * 1988-08-04 1993-05-26 Matsushita Electric Ind Co Ltd A resonator and a filter including the same
GB2336037B (en) * 1998-04-01 2002-11-13 Ericsson Telefon Ab L M Radio frequency filtering
US7348866B2 (en) * 2005-11-02 2008-03-25 Northrop Grumman Corporation Compact printed filters with self-connected LC resonators

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1019751A (en) * 1961-05-25 1966-02-09 Emi Ltd Improvements relating to electrical coupling circuits for high frequency signals
GB1422803A (en) * 1972-03-20 1976-01-28 Int Standard Electric Corp Microstrip filter
EP0071508A1 (en) * 1981-07-24 1983-02-09 Thomson-Csf Small-dimensioned microwave filter with linear resonators
EP0071509A1 (en) * 1981-07-24 1983-02-09 Thomson-Csf Band-pass filter with open-ended linear resonators
EP0080553A1 (en) * 1981-11-27 1983-06-08 ANT Nachrichtentechnik GmbH Stripline filter
EP0117178A1 (en) * 1983-01-31 1984-08-29 Alcatel Thomson Faisceaux Hertziens Microwave filter with line-shaped resonators
EP0127527A1 (en) * 1983-05-31 1984-12-05 Thomson-Csf Adjustment method, especially a frequency adjustment method of a printed microstrip filter, and filter obtained by this method

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1019751A (en) * 1961-05-25 1966-02-09 Emi Ltd Improvements relating to electrical coupling circuits for high frequency signals
GB1422803A (en) * 1972-03-20 1976-01-28 Int Standard Electric Corp Microstrip filter
EP0071508A1 (en) * 1981-07-24 1983-02-09 Thomson-Csf Small-dimensioned microwave filter with linear resonators
EP0071509A1 (en) * 1981-07-24 1983-02-09 Thomson-Csf Band-pass filter with open-ended linear resonators
EP0080553A1 (en) * 1981-11-27 1983-06-08 ANT Nachrichtentechnik GmbH Stripline filter
EP0117178A1 (en) * 1983-01-31 1984-08-29 Alcatel Thomson Faisceaux Hertziens Microwave filter with line-shaped resonators
EP0127527A1 (en) * 1983-05-31 1984-12-05 Thomson-Csf Adjustment method, especially a frequency adjustment method of a printed microstrip filter, and filter obtained by this method

Also Published As

Publication number Publication date
GB2164804A (en) 1986-03-26
GB8423480D0 (en) 1984-10-24
NL8502531A (en) 1986-04-16

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Legal Events

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

Effective date: 19920917