MOUNTING STRUCTURE FOR MATCHING AN RF INTEGRATED CIRCUIT WITH AN ANTENNA AND RFID DEVICE IMPLEMENTING SAME
A radio frequency device such as an RFID tag according to one embodiment includes an antenna, an integrated circuit, and a structure positioned between the antenna and the integrated circuit for electrically coupling the antenna to the integrated circuit, the structure assisting in matching RF-related properties of the integrated circuit, e.g., antenna inputs thereof, and the antenna.
1 . A radio frequency device, comprising:
an antenna;
an integrated circuit; and
a structure positioned between the antenna and the integrated circuit for electrically coupling the antenna to the integrated circuit, the structure assisting in matching RF-related properties of the integrated circuit and the antenna, the structure including electrically conductive traces having physical shapes that create an impedance therein.
2 . A device as recited in claim 1 , wherein the integrated circuit is embodied in a chip.
3 . A device as recited in claim 2 , wherein the chip is mounted to the structure.
4 . A device as recited in claim 1 , wherein the structure assists in matching antenna inputs of the integrated circuit and the antenna.
5 . A device as recited in claim 1 , wherein the structure further comprises a base and electrically conductive traces passing over a surface of the base, the traces passing over the surface of the base being for coupling the antenna to the integrated circuit, and providing the matching of the RF-related properties.
6 . A device as recited in claim 1 , wherein the structure further comprises a base, the traces passing through the base, the traces being for coupling the antenna to the integrated circuit, the traces providing the matching of the RF-related properties.
7 . A device as recited in claim 1 , wherein the structure assists in matching an impedance of the integrated circuit to the antenna.
8 . A device as recited in claim 7 , wherein the structure generates an inductance.
9 . A device as recited in claim 1 , wherein the traces assist in providing the matching of the RF-related properties.
10 . A device as recited in claim 1 , wherein the structure assists in transmission line matching between the integrated circuit and the antenna.
11 . A device as recited in claim 1 , wherein the structure further comprises an analog component for assisting in the matching.
12 . A device as recited in claim 1 , wherein the device is an RFID tag.
13 . A structure for a radio frequency device, comprising:
a base; and
electrically conductive traces for electrically coupling an antenna to an integrated circuit, the traces assisting in matching RF-related properties of the integrated circuit and the antenna, the traces having physical shapes that create an impedance therein.
14 . A device as recited in claim 13 , wherein the traces pass over a surface of the base.
15 . A device as recited in claim 13 , wherein die traces pass through the base.
16 . A device as recited in claim 13 , wherein the traces assist in matching an impedance of the integrated circuit to the antenna.
17 . A device as recited in claim 16 , wherein the traces generate an inductance.
18 . A device as recited in claim 13 , wherein the traces are coupled to one of a capacitor, an inductor, a resistor, and a transistor for assisting in the matching.
19 . A device as recited in claim 13 , wherein the traces assist in transmission line matching between the integrated circuit and the antenna.
20 . A device as recited in claim 13 , further comprising an analog component coupled to the traces for assisting in the matching.
21 . A structure for assisting in matching RE-related properties of an integrated circuit and an antenna of a radio frequency device, comprising:
a base; and
electrically conductive traces for electrically coupling an antenna to an integrated circuit, the traces having physical shapes that create an impedance therein.
22 . A device as recited in claim 21 , wherein the traces pass over a surface of the base.
23 . A device as recited in claim 21 , wherein the traces pass through the base.
24 . A device as recited in claim 21 , wherein the traces assist in matching an impedance or the integrated circuit to the antenna.
25 . A device as recited in claim 24 , wherein the traces generate an inductance.
26 . A device as recited in claim 21 , wherein the traces assist in transmission line matching between the integrated circuit and the antenna.
27 . A device as recited in claim 21 , further comprising an analog component coupled to the traces for assisting in the matching.
28 . A device as recited in claim 1 , wherein the antenna includes a thin foil constructed from one of copper, copper-alloy, or nickel-iron alloy.
29 . A device as recited in claim 1 , wherein the antenna includes conductive ink.