GB1202705A - Improvements relating to circuit arrangements including loop aerials - Google Patents

Improvements relating to circuit arrangements including loop aerials

Info

Publication number
GB1202705A
GB1202705A GB2735267A GB2735267A GB1202705A GB 1202705 A GB1202705 A GB 1202705A GB 2735267 A GB2735267 A GB 2735267A GB 2735267 A GB2735267 A GB 2735267A GB 1202705 A GB1202705 A GB 1202705A
Authority
GB
United Kingdom
Prior art keywords
improvements relating
circuit arrangements
arrangements including
including loop
loop aerials
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
GB2735267A
Inventor
Dennis Henry Covill
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.)
EMI Electronics Canada Ltd
Original Assignee
EMI Electronics Canada 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 EMI Electronics Canada Ltd filed Critical EMI Electronics Canada Ltd
Priority to US674478A priority Critical patent/US3564421A/en
Publication of GB1202705A publication Critical patent/GB1202705A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H2/00—Networks using elements or techniques not provided for in groups H03H3/00 - H03H21/00
    • H03H2/005—Coupling circuits between transmission lines or antennas and transmitters, receivers or amplifiers
    • H03H2/008—Receiver or amplifier input circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • H01Q7/005—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop with variable reactance for tuning the antenna
GB2735267A 1966-12-21 1966-12-21 Improvements relating to circuit arrangements including loop aerials Expired GB1202705A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US674478A US3564421A (en) 1966-12-21 1967-10-11 Aerial arrays

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5711166 1966-12-21

Publications (1)

Publication Number Publication Date
GB1202705A true GB1202705A (en) 1970-08-19

Family

ID=10478391

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2735267A Expired GB1202705A (en) 1966-12-21 1966-12-21 Improvements relating to circuit arrangements including loop aerials

Country Status (1)

Country Link
GB (1) GB1202705A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2282017A (en) * 1993-09-15 1995-03-22 Plessey Semiconductors Ltd Preamplifier for use with transducers or record/replay heads

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2282017A (en) * 1993-09-15 1995-03-22 Plessey Semiconductors Ltd Preamplifier for use with transducers or record/replay heads
US5543979A (en) * 1993-09-15 1996-08-06 Plessey Semiconductors Limited Preamplifier circuit arrangements for common current flow in a transducer
GB2282017B (en) * 1993-09-15 1997-08-27 Plessey Semiconductors Ltd Preamplifier circuit arrangements

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Legal Events

Date Code Title Description
PS Patent sealed
PLE Entries relating assignments, transmissions, licences in the register of patents
435 Patent endorsed 'licences of right' on the date specified (sect. 35/1949)
PE20 Patent expired after termination of 20 years