CA2382258A1 - High-frequency phase shifter unit - Google Patents

High-frequency phase shifter unit Download PDF

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Publication number
CA2382258A1
CA2382258A1 CA002382258A CA2382258A CA2382258A1 CA 2382258 A1 CA2382258 A1 CA 2382258A1 CA 002382258 A CA002382258 A CA 002382258A CA 2382258 A CA2382258 A CA 2382258A CA 2382258 A1 CA2382258 A1 CA 2382258A1
Authority
CA
Canada
Prior art keywords
phase shift
shift assembly
stripline
sections
tapping
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.)
Granted
Application number
CA002382258A
Other languages
French (fr)
Other versions
CA2382258C (en
Inventor
Maximilian Gottl
Roland Gabriel
Mathias Markof
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.)
Kathrein SE
Original Assignee
Individual
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Filing date
Publication date
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=7918594&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2382258(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Individual filed Critical Individual
Publication of CA2382258A1 publication Critical patent/CA2382258A1/en
Application granted granted Critical
Publication of CA2382258C publication Critical patent/CA2382258C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/18—Phase-shifters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
    • H01Q3/32—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by mechanical means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/18—Phase-shifters
    • H01P1/184—Strip line phase-shifters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
    • H01Q19/108—Combination of a dipole with a plane reflecting surface

Abstract

The invention relates to an improved high-frequency phase shifter unit characterized by the following new features: at least another additional stripline section (21b, 21c, 21d) which is arranged concentrically in relati on to the first stripline section (21a) is provided; additional connecting line s (31b; 31c, 31d) are provided, whereby an electrical connection exists at lea st indirectly from the supply line (13) to the pick-off section (27a - 27d) to which at least one corresponding stripline section (21a, 21b, 21c, 21d) is assigned; at least two different pairs of antenna radiators (1a, 1b, 1c, 1d, 1e, 1f) can be controlled with different phase angles (.phi.) in the pick-of f sections (39a, 39b) which are misaligned in relation to one another on the a t least two stripline sections (21a, 21b, 21c, 21d); the various connecting lines (31a - 31d) are mechanically connected to one another.

Claims (23)

1. A radio-frequency phase shift assembly having the following features:
- having at least two stripline sections (21a, 21b, 21c, 21d) which are arranged concentrically, - on the at least two stripline sections (21a, 21b, 21c, 21d), at least two different pairs of antenna radiating elements (1a, 1b, 1c, 1d, 1e, 1f) can be driven with different phase angles (.PHI.) at mutually offset tapping points (39a, 39b), - having a tapping element (25) which can be pivoted about a pivoting axis (23) the tapping element (25) has a tapping section (27) for each stripline section (21a, 21b. 21c, 21d), which tapping section (27) can be pivoted over the associated stripline section (21a, 21b, 21c, 21d) and is connected thereto, - the tapping element (25) is in this case furthermore connected at least indirectly to a feed line (13) such that the feed line (13) is electrically connected via a number of connection lines (31a, 31b, 31c, 31d) to the tapping sections (27) which are associated with the individual stripline sections (21a, 21b, 21c, 21d), characterized by the following further features:
- the tapping element (25) is formed like a pointer element which rotates about the pivoting axis (23), - for this purpose, the respective connection line (31a - 31d) is formed with respect to a next, further outward stripline section (21b -21d) by extending the respective preceding further inward connection line (31a- 31c) which leads to the respective further inward tapping section (27a - 27c).
2. The phase shift assembly as claimed in claim 1, characterized in that the connection lines (31a - 31d) at the same time represent transformers, via which the power is shared in a defined manner between the tapping sections (27a -27d) of the plurality of stripline sections (21a -21d).
3. The phase shift assembly as claimed in claim 1, 2 or 3, characterized in that the tapping element (25) is formed like a radial point element originating from the pivoting axis (23).
4. The phase shift assembly as claimed in claim 1, 2 or 3, characterized in that the plurality of connections (31a - 31d) are arranged in an overlapping but isolated arrangement with respect to one another parallel to the pivoting axis (23) such that the individual connection lines (31 - 31d) each start at the center tap (29) or at the central coupling section (33), and run to the respective tapping section (27a - 27d) associated with a specific stripline section (21a - 21d).
5. The phase shift assembly as claimed in one of claims 1 to 4, characterized in that the share of the power which is fed in via the feed line (13) decreases from the innermost stripline section (21a) to the outermost stripline section (21d).
6. The phase shift assembly as claimed in one of claims 1 to 4, characterized in that the share of the power which is fed in via the feed line (13) increases from the innermost stripline section (21a) to the outermost stripline section (21d).
7. The phase shift assembly as claimed in one of claims 1 to 6, characterized in that at least two of the stripline sections (21a - 21d), and preferably groups of at least two, or all, of the stripline sections (21a - 21d), are fed with the same power, or virtually the same power.
8. The phase shift assembly as claimed in one of claims 1 to 7, characterized in that the radius or diameter of the stripline sections (21a - 21d) increases by a constant factor.
9. The phase shift assembly as claimed in one of claims 1 to 8, characterized in that the distances between the stripline sections (21a - 21d) are 0.1 to 1.0 times the transmitted RF wavelength.
10. The phase shift assembly as claimed in one of claims 1 to 9, characterized in that the tapping sections (27a - 27d) are in the form of capacitively coupled tapping sections (27), which are each composed of flat strip conductors, between which a dielectric (37) is arranged.
11. The phase shift assembly as claimed in one of claims 1 to 10, characterized in that a capacitive coupling is provided between the center tap (29), which is electrically connected to the feed line (13), and the coupling section (33), which is electrically connected to the tapping element (25), and this capacitive coupling comprises a dielectric (37b) which is provided between two stripline sections.
12. The phase shift assembly as claimed in one of claims 1 to 11, characterized in that this phase shift assembly is formed on a conductive, in particular metallic, base plate (25), which is preferably formed by the reflector of the antenna (1).
13. The phase shift assembly as claimed in one of claims 1 to 12, characterized in that this phase shift assembly is shielded by a metallic cover.
14. The phase shift assembly as claimed in one of claims 1 to 13, characterized in that the connection line (31a - 31d) and the stripline sections (21a - 21d), together with the cover for the phase shift assembly, are in the form of a triplate line.
15. The phase shift assembly as claimed in one of claims 1 to 14, characterized in that the stripline sections (21a - 21d) each have a defined characteristic impedance.
16. The phase shift assembly as claimed in one of claims 1 to 15, characterized in that a center tap (29) for the tapping element (25) is separated from, and is held above, the reflector (35) by means of a dielectric (37a).
17. The phase shift assembly as claimed in one of claims 1 to 16, characterized in that the at least two stripline sections (21a, 21b) are curved, and in particular are in the form of circle segments.
18. The phase shift assembly as claimed in 17, characterized in that the center points of the at least two stripline sections (21a to 21c) which are in the form of circle segments are arranged such that they run in the form of circle segments around a common center point.
19. The phase shift assembly as claimed in one of claims 1 to 18, characterized in that the center points of the stripline sections (21a to 21c) lie on the pivoting axis (23) of the tapping element (25).
20. The phase shift assembly as claimed in one of claims 1 to 17, characterized in that the center points of the stripline sections (21a to 21c) and the center point of the pivoting axis (23) are offset with respect to one another.
21. The phase shift assembly as claimed in one of claims 1 to 16, characterized in that the stripline sections (21a to 21c) run in straight lines, and are preferably formed parallel to one another.
22. The phase shift assembly as claimed in one of claims 1 to 21, characterized in that the stripline sections (21a to 21c) have different thicknesses.
23. The phase shift assembly as claimed in one of claims 1 to 22, characterized in that the stripline sections (21a to 21c) have different impedance values or identical impedance values, in particular around 50 Ohms.
CA2382258A 1999-08-17 2000-07-27 High-frequency phase shifter unit Expired - Fee Related CA2382258C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19938862.8 1999-08-17
DE19938862A DE19938862C1 (en) 1999-08-17 1999-08-17 High frequency phase shifter assembly
PCT/EP2000/007236 WO2001013459A1 (en) 1999-08-17 2000-07-27 High-frequency phase shifter unit

Publications (2)

Publication Number Publication Date
CA2382258A1 true CA2382258A1 (en) 2001-02-22
CA2382258C CA2382258C (en) 2010-05-04

Family

ID=7918594

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2382258A Expired - Fee Related CA2382258C (en) 1999-08-17 2000-07-27 High-frequency phase shifter unit

Country Status (14)

Country Link
US (1) US6850130B1 (en)
EP (1) EP1208614B1 (en)
JP (1) JP4198355B2 (en)
KR (1) KR100480226B1 (en)
CN (1) CN1214484C (en)
AT (1) ATE250808T1 (en)
AU (1) AU764242B2 (en)
BR (1) BR0013376B1 (en)
CA (1) CA2382258C (en)
DE (2) DE19938862C1 (en)
ES (1) ES2204679T4 (en)
HK (1) HK1047353B (en)
NZ (1) NZ516849A (en)
WO (1) WO2001013459A1 (en)

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CN1214484C (en) 2005-08-10
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ATE250808T1 (en) 2003-10-15
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EP1208614B1 (en) 2003-09-24
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NZ516849A (en) 2003-01-31
ES2204679T4 (en) 2007-06-01
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BR0013376A (en) 2002-05-07
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DE50003848D1 (en) 2003-10-30
US6850130B1 (en) 2005-02-01
AU764242B2 (en) 2003-08-14
ES2204679T3 (en) 2004-05-01
CA2382258C (en) 2010-05-04
CN1359548A (en) 2002-07-17
JP2003507914A (en) 2003-02-25
AU6987400A (en) 2001-03-13
EP1208614A1 (en) 2002-05-29
KR100480226B1 (en) 2005-04-06
BR0013376B1 (en) 2015-03-03

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