GB8915047D0 - Spiral antenna - Google Patents

Spiral antenna

Info

Publication number
GB8915047D0
GB8915047D0 GB898915047A GB8915047A GB8915047D0 GB 8915047 D0 GB8915047 D0 GB 8915047D0 GB 898915047 A GB898915047 A GB 898915047A GB 8915047 A GB8915047 A GB 8915047A GB 8915047 D0 GB8915047 D0 GB 8915047D0
Authority
GB
United Kingdom
Prior art keywords
spiral antenna
antenna
spiral
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.)
Pending
Application number
GB898915047A
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.)
ERA Patents Ltd
Original Assignee
ERA Patents 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 ERA Patents Ltd filed Critical ERA Patents Ltd
Priority to GB898915047A priority Critical patent/GB8915047D0/en
Publication of GB8915047D0 publication Critical patent/GB8915047D0/en
Priority to GB9014536A priority patent/GB2234859B/en
Pending legal-status Critical Current

Links

GB898915047A 1989-06-30 1989-06-30 Spiral antenna Pending GB8915047D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB898915047A GB8915047D0 (en) 1989-06-30 1989-06-30 Spiral antenna
GB9014536A GB2234859B (en) 1989-06-30 1990-06-29 Spiral antenna

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898915047A GB8915047D0 (en) 1989-06-30 1989-06-30 Spiral antenna

Publications (1)

Publication Number Publication Date
GB8915047D0 true GB8915047D0 (en) 1989-08-23

Family

ID=10659331

Family Applications (2)

Application Number Title Priority Date Filing Date
GB898915047A Pending GB8915047D0 (en) 1989-06-30 1989-06-30 Spiral antenna
GB9014536A Expired - Fee Related GB2234859B (en) 1989-06-30 1990-06-29 Spiral antenna

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9014536A Expired - Fee Related GB2234859B (en) 1989-06-30 1990-06-29 Spiral antenna

Country Status (1)

Country Link
GB (2) GB8915047D0 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0606514A1 (en) * 1993-01-15 1994-07-20 Rolan Wu Microstrip element phase-shift array antenna
EP0707388B1 (en) * 1994-10-12 2005-12-07 Dai Nippon Printing Co., Ltd. Signal transmission device using a fixed and a rotatable body
US5668514A (en) * 1994-10-12 1997-09-16 Dai Nippon Printing Co., Ltd. Signal transmission device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1204929A (en) * 1968-02-23 1970-09-09 Gen Electric & English Elect Improvements in or relating to aerials
US3656168A (en) * 1971-05-25 1972-04-11 North American Rockwell Spiral antenna with overlapping turns
US4114164A (en) * 1976-12-17 1978-09-12 Transco Products, Inc. Broadband spiral antenna
FR2387526A2 (en) * 1977-01-25 1978-11-10 Fellus Marcel IMPLANTABLE ELECTRICAL AND ELECTROMAGNETIC DEVICE FOR MEDICAL USE
US4525720A (en) * 1982-10-15 1985-06-25 The United States Of America As Represented By The Secretary Of The Navy Integrated spiral antenna and printed circuit balun
US4675690A (en) * 1984-05-25 1987-06-23 Revlon, Inc. Conical spiral antenna
US4636802A (en) * 1984-10-29 1987-01-13 E-Systems, Inc. Electrical connector for spiral antenna and resistive/capacitive contact therefor
GB2176057B (en) * 1985-05-17 1989-11-15 Marconi Co Ltd Radar antenna array

Also Published As

Publication number Publication date
GB2234859B (en) 1993-10-20
GB9014536D0 (en) 1990-08-22
GB2234859A (en) 1991-02-13

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