US6943732B2 — Two-dimensional antenna array

Claim 1

Independent Claim 112 words

A two-dimensional antenna array comprising: at least two vertically oriented columns, at least one of said columns comprising at least two radiators or radiator groups arranged in a vertical direction and vertically offset with respect to each other; at least one additional radiator or radiator group provided for said at least one column, said at least one additional radiator or radiator group being fed commonly with the radiators or radiator groups provided in said at least one column, the additionally provided at least one radiator or radiator group for said at least one column being arranged horizontally offset to the other radiators or radiator groups provided in said at least one column.

Claim 2

Dependent Claim 112 words

A two-dimensional antenna array comprising: at least two vertically oriented columns, at least one of said columns comprising at least two radiators or radiator groups arranged in a vertical direction and vertically offset with respect to each other; at least one additional radiator or radiator group provided for said at least one column, said at least one additional radiator or radiator group being fed commonly with the radiators or radiator groups provided in said at least one column, the additionally provided at least one radiator or radiator group for said at least one column being arranged horizontally offset to the other radiators or radiator groups provided in said at least one column.

Claim 3

Dependent Claim 26 words

The antenna array as claimed in claim 1 , wherein the at least one additionally provided radiator or radiator group is accommodated in an adjacent column.

Claim 4

Dependent Claim 38 words

The antenna array as claimed in claim 1 , wherein the at least one additionally provided radiator or radiator group is arranged in a respective adjacent column between two neighboring radiators or radiator groups in a vertical direction.

Claim 5

Dependent Claim 38 words

The antenna array as claimed in claim 1 , wherein the at least one additionally provided radiator or radiator group is placed on the vertical connecting line between the otherwise provided radiators or radiator groups in said column.

Claim 6

Dependent Claim 38 words

The antenna array as claimed in claim 1 , wherein the at least one additionally provided radiator or radiator group lies offset to the vertical connecting line between the otherwise provided radiators or radiator groups in said column.

Claim 7

Dependent Claim 44 words

The antenna array as claimed in claim 1 , wherein the radiators or radiator groups in a column lie vertically offset to those of an adjacent column by half the vertical spacing between two radiators or radiator groups placed vertically one above the other.

Claim 8

Dependent Claim 30 words

The antenna array as claimed in claim 1 , wherein the radiator or radiator groups in a column lie at the same horizontal elevation as those in an adjacent column.

Claim 9

Dependent Claim 58 words

The antenna array as claimed in claim 1 , wherein at least five radiators or radiator groups are arranged one above the other in the columns with vertical offset, and that the at least one additionally provided radiator or radiator groups are placed centrally or mostly centrally with respect to the entire vertical length of the antenna array.

Claim 10

Dependent Claim 55 words

The antenna array as claimed in claim 1 , wherein at least five radiators or radiator groups are arranged one above the other in the columns with vertical offset, and that the at least one additionally provided radiator or radiator groups are placed at the upper or at the lower end of the antenna array.

Claim 11

Dependent Claim 26 words

The antenna array as claimed in claim 1 , wherein the columns exhibit a spacing of 0.25 A to 1 A, where A is operating wavelength.

Claim 12

Dependent Claim 44 words

The antenna array as claimed in claim 1 , wherein the vertical spacing of the radiators or radiator groups in said column, without taking into account additional radiators or radiator groups, lies between 0.7 A and 1.2 A, where A is mean operating wavelength.

Claim 13

Dependent Claim 34 words

The antenna array as claimed in claim 1 , wherein the radiators or radiator groups are selected from the group comprising dipoles, cross dipoles, X-shaped radiating vector dipoles, linearly polarized radiators and patch radiators.

Claim 14

Dependent Claim 40 words

The antenna array as claimed in claim 1 , wherein the radiators or radiator groups provided in a column and additional radiators or radiator groups in an associated column assigned to these radiators are fed with the same electrical phase.

Claim 15

Dependent Claim 44 words

The antenna array as claimed in claim 1 , wherein the radiators or radiator groups provided in a column and additional radiators or radiator groups in an associated column assigned to these radiators are fed with varying electrical phase to alter the tracking behavior.

Claim 16

Dependent Claim 24 words

The antenna array as claimed in claim 1 , wherein the individual columns can be adjusted electrically independently of one another, using phase shifters.

Claim 17

Dependent Claim 22 words

The antenna array as claimed in claim 1 , wherein the individual columns can be commonly adjusted electrically, using coupled phase shifters.

Claim 18

Dependent Claim 87 words

The antenna array as claimed in claim 1 , wherein in the adjustment of a down-tilt angle by the use of a varying phase-position feed for the various radiators arranged vertically one above the other, the additionally provided radiators are fed with a phase angle, which corresponds to that of the radiator provided in a column, which lies at the same height level, or lies at a vertical offset not greater than the spacing between two associated radiators arranged vertically one above the other in said column.

Claim 19

Dependent Claim 27 words

The antenna array as claimed in claim 1 , wherein two additional radiators are fed with the same phase angle as a radiator in the associated column.

Claim 20

Dependent Claim 25 words

The antenna as claimed in claim 1 , wherein in each column an odd number of radiators are provided, arranged vertically one above the other.

Claim 21

Dependent Claim 36 words

The antenna array as claimed in claim 19 , wherein at least one radiator is provided in each column is fed commonly with two additional radiators provided in an adjacent column, with the same phase angle.

Claim 22

Dependent Claim 99 words

A two-dimensional antenna array comprising: at least two columns running vertically, at least one column having at least two radiators or radiator groups arranged in a vertical direction with respect to each other; the at least one column having at least two radiators or radiator groups vertically offset from one another; at least one additional radiator group which is fed commonly with the radiators or radiator groups in said at least one column, the at least one additional radiator group for said at least one column arranged horizontally offset to the other radiators or radiator groups in the column.

Claim 23

Dependent Claim 99 words

A two-dimensional antenna array comprising: at least two columns running vertically, at least one column having at least two radiators or radiator groups arranged in a vertical direction with respect to each other; the at least one column having at least two radiators or radiator groups vertically offset from one another; at least one additional radiator group which is fed commonly with the radiators or radiator groups in said at least one column, the at least one additional radiator group for said at least one column arranged horizontally offset to the other radiators or radiator groups in the column.

Claim 24

Dependent Claim 49 words

A two-dimensional antenna array having plural vertically-oriented radiator columns, said array including at least one radiator column comprising: a first set of vertically offset radiators; and a further set of radiators horizontally offset from said first radiator set; wherein said first and further radiator sets are fed in common.

Claim 25

Dependent Claim 49 words

A two-dimensional antenna array having plural vertically-oriented radiator columns, said array including at least one radiator column comprising: a first set of vertically offset radiators; and a further set of radiators horizontally offset from said first radiator set; wherein said first and further radiator sets are fed in common.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	2008-09-12	2009-03-14	2009-09-13	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	2012-09-12	2013-03-14	2013-09-13	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2016-09-12	2017-03-14	2017-09-13	$7700.00	Window Closed / Lapsed

Two-dimensional antenna array

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