GB2368736B - RF attenuator - Google Patents

RF attenuator

Info

Publication number
GB2368736B
GB2368736B GB0027038A GB0027038A GB2368736B GB 2368736 B GB2368736 B GB 2368736B GB 0027038 A GB0027038 A GB 0027038A GB 0027038 A GB0027038 A GB 0027038A GB 2368736 B GB2368736 B GB 2368736B
Authority
GB
United Kingdom
Prior art keywords
attenuator
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 - Fee Related
Application number
GB0027038A
Other versions
GB2368736A (en
GB0027038D0 (en
Inventor
Paul Jeffrey-Read
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.)
Alps Alpine Co Ltd
Original Assignee
Alps Electric Co Ltd
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 Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Priority to GB0027038A priority Critical patent/GB2368736B/en
Publication of GB0027038D0 publication Critical patent/GB0027038D0/en
Publication of GB2368736A publication Critical patent/GB2368736A/en
Application granted granted Critical
Publication of GB2368736B publication Critical patent/GB2368736B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H03H7/24—Frequency- independent attenuators
    • H03H7/25—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable
GB0027038A 2000-11-04 2000-11-04 RF attenuator Expired - Fee Related GB2368736B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0027038A GB2368736B (en) 2000-11-04 2000-11-04 RF attenuator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0027038A GB2368736B (en) 2000-11-04 2000-11-04 RF attenuator

Publications (3)

Publication Number Publication Date
GB0027038D0 GB0027038D0 (en) 2000-12-20
GB2368736A GB2368736A (en) 2002-05-08
GB2368736B true GB2368736B (en) 2004-05-26

Family

ID=9902605

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0027038A Expired - Fee Related GB2368736B (en) 2000-11-04 2000-11-04 RF attenuator

Country Status (1)

Country Link
GB (1) GB2368736B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9154084B2 (en) * 2013-07-30 2015-10-06 Silicon Laboratories Inc. Low-noise receiver with complex RF attenuator

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4019160A (en) * 1975-12-05 1977-04-19 Gte Sylvania Incorporated Signal attenuator circuit for TV tuner
US5262741A (en) * 1991-05-24 1993-11-16 Sony Corporation Attenuator for high-frequency signal
US5834988A (en) * 1997-03-12 1998-11-10 Zenith Electronics Corporation Frequency compensated PIN diode attenuator
EP1001480A2 (en) * 1998-10-19 2000-05-17 Kabushiki Kaisha Toshiba Microwave semiconductor variable attenuation circuit

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4019160A (en) * 1975-12-05 1977-04-19 Gte Sylvania Incorporated Signal attenuator circuit for TV tuner
US5262741A (en) * 1991-05-24 1993-11-16 Sony Corporation Attenuator for high-frequency signal
US5834988A (en) * 1997-03-12 1998-11-10 Zenith Electronics Corporation Frequency compensated PIN diode attenuator
EP1001480A2 (en) * 1998-10-19 2000-05-17 Kabushiki Kaisha Toshiba Microwave semiconductor variable attenuation circuit

Also Published As

Publication number Publication date
GB2368736A (en) 2002-05-08
GB0027038D0 (en) 2000-12-20

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Legal Events

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

Effective date: 20051104