Co-located antenna arrangement
First Claim
Patent Images
1. An arrangement of co-located antennas for wireless communication, comprising:
- at least one first antenna having a reflector panel; and
at least one second antenna utilizing a ground plane,wherein the first and second antennas are positioned apart more than one-quarter wavelength of the antenna having the higher operating frequency, andwherein the reflector panel and the ground plane are the same element of the arrangement.
4 Assignments
0 Petitions
Accused Products
Abstract
An antenna method and arrangement of co-located antennas for wireless communication, includes at least one first antenna having a reflector panel and at least one second antenna utilizing a ground plane, wherein the reflector panel and the ground plane are the same element of the arrangement. The first antenna can be a loop element parallel to the reflector panel and the second antenna can be a monopole element perpendicular to the reflector panel/ground plane.
76 Citations
15 Claims
-
1. An arrangement of co-located antennas for wireless communication, comprising:
-
at least one first antenna having a reflector panel; and at least one second antenna utilizing a ground plane, wherein the first and second antennas are positioned apart more than one-quarter wavelength of the antenna having the higher operating frequency, and wherein the reflector panel and the ground plane are the same element of the arrangement. - View Dependent Claims (2, 3, 4, 5)
-
-
6. An arrangement of co-located antennas for wireless communication, comprising:
-
at least one first antenna having a reflector panel, wherein the at least one first antenna is a linearly polarized, full wavelength loop element oriented substantially parallel to the reflector panel; and at least one second antenna utilizing a ground plane, wherein the reflector panel and the ground plane are the same element of the arrangement. - View Dependent Claims (7, 8, 9)
-
-
10. A plurality of co-located antenna arrangements, comprising:
-
a plurality of first antennas each having a reflector panel; and a plurality of second antennas each utilizing a ground plane, wherein the reflector panels of the antenna arrangements are electrically joined together to define a common reflector box, wherein the reflector box defines a housing that contains radio circuitry for the plurality of first and second antennas and acts as an electrical ground for the plurality of second antennas.
-
-
11. An arrangement of co-located antennas for wireless communication, comprising:
-
at least one first antenna having a reflector panel; and at least one second antenna utilizing a ground plane, wherein the reflector panel and the ground plane are the same element of the arrangement, and wherein the at least one second antenna is utilized as part of a mounting structure for the at least one first antenna.
-
-
12. An arrangement of co-located antennas for wireless communication, comprising:
-
a conductive housing containing a Radio Frequency Identification reader switchably connectable to a plurality of radio ports disposed within the housing, and containing an IEEE 802.11 Wireless Local Area Network access point; a plurality of Radio Frequency Identification antennas disposed outside of the housing to use the housing as a reflector panel, and being coupled to provide communications to the Radio Frequency Identification reader via the radio ports, wherein the Radio Frequency Identification antennas comprise a plurality of linearly polarized, full wavelength loop elements oriented substantially parallel to the housing; and a plurality of IEEE 802.11 monopole antennas disposed outside of the housing to use the housing as a ground plane, and being coupled to provide radio communications to the access point, wherein the monopole antennas are oriented substantially perpendicular to the housing and are aligned along an axis substantially central to the loop element of the Radio Frequency Identification antennas. - View Dependent Claims (13)
-
-
14. A method for arranging co-located antennas for wireless communication, the method comprising the steps of:
-
providing at least one first antenna having a reflector panel; providing at least one second antenna utilizing a ground plane; and orienting the first and second antennas to be positioned apart more than one-quarter wavelength of the antenna having the higher operating frequency, wherein the reflector panel and the ground plane are the same element of the arrangement. - View Dependent Claims (15)
-
Specification