Ultrahigh frequency RFID tag antenna with multi-infeed
First Claim
Patent Images
1. An ultrahigh frequency RFID tag antenna with multi-infeed comprising:
- an antenna assembly comprising a radiating element, a plurality of microstrip lines, and a plurality of tag chips;
a baseboard; and
a ground plane;
wherein the baseboard is located above the ground plane, the antenna assembly is electrically connected to the ground plane, each of the tag chips is connected between corresponding two microstrip lines, thereby a microstrip feed loop is formed by each of the tag chips and the corresponding two microstrip lines, each microstrip feed loop is located near one side of the radiating element, and each side of the radiating element has no more than one microstrip feed loop.
1 Assignment
0 Petitions
Accused Products
Abstract
An ultrahigh frequency RFID tag antenna with multi-infeed includes an antenna assembly, a baseboard, and a ground plane. The baseboard is located above the ground plane. The antenna assembly is electrically connected to the ground plane. The antenna assembly includes a radiated element, a number of microstrip lines, and a number of tag chips. Each of the tag chips is connected between each two microstrip lines, thereby a microstrip feed loop is formed by each of the tag chips and the each two microstrip lines.
-
Citations
10 Claims
-
1. An ultrahigh frequency RFID tag antenna with multi-infeed comprising:
-
an antenna assembly comprising a radiating element, a plurality of microstrip lines, and a plurality of tag chips; a baseboard; and a ground plane; wherein the baseboard is located above the ground plane, the antenna assembly is electrically connected to the ground plane, each of the tag chips is connected between corresponding two microstrip lines, thereby a microstrip feed loop is formed by each of the tag chips and the corresponding two microstrip lines, each microstrip feed loop is located near one side of the radiating element, and each side of the radiating element has no more than one microstrip feed loop. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
-
Specification