US6400272B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wireless transceiver for communicating with tags
Assignee: Presto Technologes Inc
•
Filing: 2000-03-31
•
Granted: 2002-06-04
•
Expires: 2020-03-31
Abstract
Abstract In general, in one aspect, the invention features a system and method for communicating with a RFID tag. The method includes receiving a signal from a RFID tag, and identifying the tag type from the RFID tag signal. In another aspect, the invention features a system and method for communicating tag receiver to a computer, and transmitting a receiver identifier from the tag information. The method includes transmitting tag information from a tag receiver to a computer.
Inventors
- 👤 Henry N. Holtzman
- 👤 Jeff Mock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:55
CPC Classifications
G; G06; G06K; G06K7/00; G06K7/10; G06K7/10009; G06K7/10297; G06K17/00; G06K17/0022; G06K7/0008
Claims Analysis
Total Claims: 27
Claim 1
Independent Claim
58 words
A method for communicating with a RFID tag, the method comprising the steps of: transmitting an excitation signal to the RFID tag; receiving a signal comprising RFID tag information from the RFID tag; identifying the RFID tag type from the received signal; sending a request for additional data to the RFID tag based on the identified tag type.
Claim 2
Independent Claim
58 words
A method for communicating with a RFID tag, the method comprising the steps of: transmitting an excitation signal to the RFID tag; receiving a signal comprising RFID tag information from the RFID tag; identifying the RFID tag type from the received signal; sending a request for additional data to the RFID tag based on the identified tag type.
Claim 3
Dependent Claim
21 words
The method of claim 1 , further comprising the step of parsing the received signal responsive to the identified tag type.
Claim 4
Dependent Claim
24 words
The method of claim 1 , further comprising the step of receiving information stored in the tag in response to the request additional data.
Claim 5
Dependent Claim
70 words
The method of claim 1 wherein the step of receiving information stored in the tag in response to the request for additional data comprises: receiving a second signal comprising information stored in the RFID tag from the RFID tag; and identifying further the RFID tag type from the second signal; parsing the second signal responsive to the further identified tag type to obtain the information stored in the RFID tag.
Claim 6
Dependent Claim
17 words
The method of claim 3 further comprising the step of communicating the received information to a computer.
Claim 7
Dependent Claim
27 words
The method of claim 5 , further comprising the step of communicating a RFID tag reader identifier that uniquely identifies a RFID tag reader to the computer.
Claim 8
Independent Claim
69 words
A method for communicating RFID tag information, comprising: illuminating by an RFID tag reader an RFID tag; receiving a signal comprising tag information from the RFID tag; transmitting the received tag information from the RFID tag reader to a network node in communication with a data network; transmitting from the RFID tag reader to the network node a RFID tag reader identifier that uniquely identifies the RFID tag reader.
Claim 9
Independent Claim
69 words
A method for communicating RFID tag information, comprising: illuminating by an RFID tag reader an RFID tag; receiving a signal comprising tag information from the RFID tag; transmitting the received tag information from the RFID tag reader to a network node in communication with a data network; transmitting from the RFID tag reader to the network node a RFID tag reader identifier that uniquely identifies the RFID tag reader.
Claim 10
Dependent Claim
75 words
An RFID tag reader system for communicating with a RFID tag, comprising: an RFID tag exciter for transmitting an excitation signal to an RFID tag; a receiver for receiving a signal comprising RFID tag information from a RFID tag; an identification module for identifying the RFID tag type from the RFID tag signal; and an RFID tag transmitter for transmitting a request for additional data to the RFID tag based on the RFID tag type.
Claim 11
Dependent Claim
75 words
An RFID tag reader system for communicating with a RFID tag, comprising: an RFID tag exciter for transmitting an excitation signal to an RFID tag; a receiver for receiving a signal comprising RFID tag information from a RFID tag; an identification module for identifying the RFID tag type from the RFID tag signal; and an RFID tag transmitter for transmitting a request for additional data to the RFID tag based on the RFID tag type.
Claim 12
Dependent Claim
44 words
The method of claim 8 , wherein the receiver is also for receiving a response from the RFID tag to the data request to the RFID tag for additional data, and for parsing the response from the RFID tag based on the tag type.
Claim 13
Dependent Claim
23 words
The system of claim 9 , wherein the receiver receives information stored in the tag in response to the request for additional data.
Claim 14
Independent Claim
17 words
The system of claimed 10 further comprising a transmitter for communicating the received information to a computer.
Claim 15
Dependent Claim
23 words
The system of claim 10 , wherein the transmitter communicates a receiver identifier that uniquely identifies a RFID tag reader to the computer.
Claim 16
Dependent Claim
91 words
A RFID tag reader system for communicating RFID tag information, comprising: an RFID tag exciter for transmitting an excitation signal to an RFID tag; a RFID tag information receiver for receiving RFID tag information from a RFID tag in response to the excitation signal; a RFID tag reader identifier that uniquely identifies a RFID tag reader; and a transmitter for transmitting the RFID tag information and the RFID tag reader identifier from the RFID tag reader to a computer over a communication link between the RFID tag reader and the computer.
Claim 17
Dependent Claim
91 words
A RFID tag reader system for communicating RFID tag information, comprising: an RFID tag exciter for transmitting an excitation signal to an RFID tag; a RFID tag information receiver for receiving RFID tag information from a RFID tag in response to the excitation signal; a RFID tag reader identifier that uniquely identifies a RFID tag reader; and a transmitter for transmitting the RFID tag information and the RFID tag reader identifier from the RFID tag reader to a computer over a communication link between the RFID tag reader and the computer.
Claim 18
Dependent Claim
44 words
The system of claim 13 , wherein the computer is in communication with a data network, and wherein the computer receives the tag information and the reader identifier from the transmitter and communicates the tag information and the reader identifier over the data network.
Claim 19
Dependent Claim
19 words
The system of claim 14 wherein the computer is a personal computer and the data network is the Internet.
Claim 20
Dependent Claim
28 words
The system of claim 13 wherein the RFID tag information receiver is for requesting and receiving additional data from the RFID tag responsive to the RFID tag type.
Claim 21
Dependent Claim
34 words
The method of claim 5 , wherein the method steps are performed by an RFID reader, and wherein the computer comprises a network node in communication with the RFID reader and a data network.
Claim 22
Dependent Claim
21 words
The method of claim 17 , wherein the network node comprises a personal computer and the data network comprises the Internet.
Claim 23
Dependent Claim
15 words
The method of claim 1 wherein the RFID tag information comprises a RFID tag identifier.
Claim 24
Dependent Claim
20 words
The method of claim 7 wherein the network node comprises a personal computer and the data network comprises the Internet.
Claim 25
Dependent Claim
32 words
The method of claim 20 further comprising the step of communicating, by the network node, the received tag information and the RFID tag reader identifier over the Internet to another network node.
Claim 26
Dependent Claim
15 words
The method of claim 8 wherein the RFID tag information comprises a RFID tag identifier.
Claim 27
Dependent Claim
18 words
The system of claim 11 wherein the computer comprises a network node in communication with a data network.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2005-06-03 | 2005-12-03 | 2006-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2009-06-03 | 2009-12-03 | 2010-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2013-06-03 | 2013-12-03 | 2014-06-04 | $7700.00 | Window Closed / Lapsed |