RFID READER EXTENDER
One exemplary embodiment is directed to an apparatus for reading an RFID tag comprising an RFID reader comprising: an RFID transceiver and a first coil. The apparatus further comprises an extender configured to attach to the RFID reader, the extender comprising a second coil. The extender is configured to couple the first coil and the second coil to one another when the extender is attached to the RFID reader. Another exemplary embodiment is directed to an extender for use with an RFID reader that is configured to read an RFID tag using a first coil included in the RFID reader. The extender comprises an elongated structure configured to attach to the RFID reader and a second coil attached to the elongated structure. The extender is configured to couple the first coil and the second coil to one another when the extender is attached to the RFID reader.
1 . An apparatus for reading an RFID tag comprising:
an RFID reader comprising: an RFID transceiver and a first coil; and
an extender configured to attach to the RFID reader, the extender comprising a second coil;
wherein the extender is configured to couple the first coil and the second coil to one another when the extender is attached to the RFID reader.
2 . The apparatus of claim 1 , wherein the extender comprises a circuit to couple the first coil and the second coil, wherein the circuit comprises the second coil.
3 . The apparatus of claim 2 , wherein the circuit further comprises a third coil, wherein the extender is configured to position the third coil near the first coil when the extender is attached to the RFID reader so that the first coil and the second coil are coupled to one another via the third coil.
4 . The apparatus of claim 2 , wherein the circuit further comprises a capacitor to tune the circuit to improve the coupling factor between the first coil and the second coil.
5 . The apparatus of claim 1 , wherein the extender is configured to inductively couple the first coil and the second coil to one another when the extender is attached to the RFID reader.
6 . The apparatus of claim 1 , wherein the extender is configured to couple the first coil and the second coil to one another when the extender is attached to the RFID reader in at least one of a wireless manner and a wired manner.
7 . The apparatus of claim 1 , wherein the extender comprises an elongated structure, wherein the second coil is positioned near one end of the elongated structure.
8 . The apparatus of claim 1 , wherein the extender is configured to be removably attached to the RFID reader.
9 . The apparatus of claim 1 , wherein at least one of the first coil and the second coil comprises multiple turns of wire.
10 . The apparatus of claim 1 , wherein at least one of the first coil and the second coil comprises an inductor.
11 . The apparatus of claim 1 , wherein at least one of the first coil and the second coil comprises a low profile printed circuit board (PCB) planar inductor or transformer.
12 . The apparatus of claim 1 , wherein the extender further comprises an adapter configured to receive at least a portion of the RFID reader.
13 . The apparatus of claim 12 , wherein the adapter is formed from a material through which it can be visually determined if a light emitting diode (LED) included in the RFID reader is illuminated or not.
14 . The apparatus of claim 1 , wherein the RFID reader comprises a handheld RFID reader.
15 . The apparatus of claim 1 , wherein the RFID reader comprises RFID reader pen.
16 . An extender for use with an RFID reader that is configured to read an RFID tag using a first coil included in the RFID reader, the extender comprising:
an elongated structure configured to attach to the RFID reader; and
a second coil attached to the elongated structure;
wherein the extender is configured to couple the first coil and the second coil to one another when the extender is attached to the RFID reader.
17 . The extender of claim 16 , wherein the extender comprises a circuit to couple the first coil and the second coil, wherein the circuit comprises the second coil.
18 . The extender of claim 17 , wherein the circuit further comprises a third coil, wherein the extender is configured to position the third coil near the first coil when the extender is attached to the RFID reader so that the first coil and the second coil are coupled to one another via the third coil.
19 . The extender of claim 17 , wherein the circuit further comprises a capacitor to tune the circuit to improve the coupling factor between the first coil and the second coil.
20 . The extender of claim 16 , wherein the extender is configured to inductively couple the first coil and the second coil to one another when the extender is attached to the RFID reader.
21 . The extender of claim 16 , wherein the extender is configured to couple the first coil and the second coil to one another when the extender is attached to the RFID reader in at least one of a wireless manner and a wired manner.
22 . The extender of claim 16 , wherein the elongated structure comprises a nib, wherein the second coil is positioned on the nib near a tip of the nib.
23 . The extender of claim 16 , wherein the extender is configured to be removably attached to the RFID reader.
24 . The extender of claim 16 , wherein at least one of the first coil and the second coil comprises multiple turns of wire.
25 . The extender of claim 16 , wherein at least one of the first coil and the second coil comprises an inductor.
26 . The extender of claim 16 , wherein at least one of the first coil and the second coil comprises a low profile printed circuit board (PCB) planar inductor or transformer.
27 . The extender of claim 16 , wherein the extender further comprises an adapter configured to receive at least a portion of the RFID reader.
28 . The extender of claim 27 , wherein the adapter is formed from a material through which it can be visually determined if a light emitting diode (LED) included in the RFID reader is illuminated or not.
29 . The extender of claim 16 , wherein the RFID reader comprises a handheld RFID reader.
30 . The extender of claim 16 , wherein the RFID reader comprises a RFID reader pen.