RF interrogatable processing system

• US 6,128,549 A
• Filed: 06/15/1998
• Issued: 10/03/2000
• Est. Priority Date: 06/21/1996
• Status: Expired due to Term

• Current Assignee: Symbol Technologies, LLC (Zebra Technologies Corporation)
• Original Assignee: Symbol Technologies, Inc. (Zebra Technologies Corporation)
• Inventors: Wang, Charles, Katz, Joseph, Swartz, Jerome
• Primary Examiner(s): Ellis, Christopher P.
• Assistant Examiner(s): Tran, Khoi H.
• Application Number:
  US09/094,840
• Time in Patent Office: 841 Days
• Field of Search: 364/478.13, 364/478.12, 364/478.14, 364/478.03, 364/478.17, 340/825.72, 340/825.54, 340/825.69, 342/51, 342/42, 342/44
• US Class Current: 700/225
• CPC Class Codes: G06K 17/00 Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
• CPC Class Codes: G06K 17/0029 the arrangement being specially adapted for wireless interrogation of grouped or bundled articles tagged with wireless record carriers
• CPC Class Codes: G06K 7/0008 General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
• CPC Class Codes: G06K 7/10039 interrogator driven, i.e. synchronous

Abstract

A system for storing articles having different descriptions in an enclosure and providing the enclosure with an wireless interrogatable unit having stored indications of the descriptions of the stored articles. The system further contemplates interrogating the enclosure'"'"'s wireless interrogatable unit to determine the enclosure content.

Claims

1. A method for processing articles, comprising the steps of:

(a) defining an article assortment inclusive of articles having different descriptions;

(b) distributing said articles into an enclosure; and

(c) providing the enclosure with a Wireless spread spectrum interrogatable unit including

i) a unit memory for storing indications of the descriptions of articles contained in the enclosure;

ii) a detector for detecting an incoming message;

iii) a message assembler for assembling a set of data retrieved from said unit memory into an outgoing message;

iv) a controller operatively connected to said detector for controlling retrieval of a designated data from said unit memory and for controlling said message assembler; and

v) a wireless spread spectrum transmitter for transmitting the assembled message.

2. The method claimed in claim 1, including the further step, practiced prior to said step of distributing said articles into said enclosure, of providing each of said articles with a wireless spread spectrum-interrogatable tag containing stored indication of the article description, said tag including

i) a tag memory for storing indication of the article description;

ii) a tag detector for detecting an incoming message;

iii) a tag message assembler for assembling a set of data retrieved from said tag memory into an outgoing tag message;

iv) a controller operatively connected to said detector for controlling retrieval of a designated data from said unit memory and for controlling said message assembler; and

v) a wireless spread spectrum transmitter for transmitting the assembled message.

3. A method for processing articles, comprising the steps of:

(a) defining an article assortment inclusive of articles having different descriptions;

(b) distributing said articles into an enclosure;

(c) providing the enclosure with a wireless spread spectrum-interrogatable unit including

i) a unit memory for storing indications of the descriptions of articles contained in the enclosure;

ii) a detector for detecting an incoming message;

iii) a message assembler for assembling a set of data retrieved from said memory into an outgoing message;

iv) a controller operatively connected to said detector for controlling retrieval of a designated data from said unit memory and for controlling said message assembler; and

v) a wireless spread spectrum transmitter for transmitting the assembled message; and

(d) interrogating the enclosure wireless spread spectrum-interrogatable unit to determine enclosure article contents.

4. A method for processing articles, comprising the steps of:

(a) defining an article assortment inclusive of articles having different descriptions;

(b) distributing said articles into different enclosures;

(c) providing each enclosure with an wireless spread spectrum-interrogatable unit including

i) a unit memory for storing indications of the descriptions of articles contained in the enclosure;

ii) a detector for detecting an incoming message;

iii) a message assembler for assembling a set of data retrieved from said memory into an outgoing message;

iv) a controller operatively connected to said detector for controlling retrieval of a designated data from said unit memory and for controlling said message assembler; and

v) a wireless spread spectrum transmitter for transmitting the assembled message; and

(d) interrogating the enclosure wireless spread spectrum-interrogatable units to determine enclosure article contents in any one or more of said enclosures.

5. The method claimed in claim 4, including the further step, practiced prior to practice of said step of distributing said articles into said enclosure, of providing each of said articles with a wireless spread spectrum-interrogatable tag including:

i) a tag memory for storing indications of the article description;

ii) a tag detector for detecting an incoming message;

iii) a tag message assembler for assembling a set of data retrieved from said tag memory into an outgoing tag message;

iv) a controller operatively connected to said detector for controlling retrieval of a designated data from said unit memory and for controlling said message assembler; and

v) a wireless spread spectrum transmitter for transmitting the assembled message.

6. A system for processing an article assortment inclusive of articles having different descriptions, comprising:

(a) an enclosure containing a grouping of said articles; and

(b) a wireless spread spectrum-interrogatable unit with said enclosure, said unit including

i) a unit memory for storing indications of the descriptions of articles contained in the enclosure;

ii) a detector for detecting an incoming message;

iii) a message assembler for assembling a set of data retrieved from said unit memory into an outgoing message;

iv) a controller operatively connected to said detector for controlling retrieval of a designated data from said unit memory and for controlling said message assembler; and

v) a wireless spread spectrum transmitter for transmitting the assembled message.

7. The system claimed in claim 6, wherein each of said articles includes a Wireless spread spectrum-interrogatable tag, said tag including:

i) a tag memory for storing indication of the article description;

ii) a tag detector for detecting an incoming message;

iii) a tag message assembler for assembling a set of data retrieved from said tag memory into an outgoing tag message;

iv) a controller operatively connected to said detector for controlling retrieval of a designated data from said tag memory and for controlling said message assembler; and

v) a wireless spread spectrum transmitter for transmitting the assembled message.

8. The system claimed in claim 7, wherein said wireless spread spectrum-interrogatable unit includes a tag interrogator for interrogating said wireless spread spectrum-interrogatable tags.

9. A system for processing an article assortment inclusive of articles having different descriptions, comprising:

(a) an enclosure containing a grouping of said articles;

(b) a wireless spread spectrum-interrogatable unit with said enclosure, said unit including

i) a unit memory for storing indications of the descriptions of articles contained in the enclosure;

ii) a detector for detecting an incoming message;

iii) a message assembler for assembling a set of data retrieved from said unit memory into an outgoing message;

iv) a controller operatively connected to said detector for controlling retrieval of a designated data from said unit memory and for controlling said message assembler; and

v) a wireless spread spectrum transmitter for transmitting the assembled message;

(c) an enclosure wireless spread spectrum-interrogator for interrogating the enclosure wireless spread spectrum-interrogatable unit to determine enclosure article contents.

10. The system claimed in claim 9, wherein each of said articles includes an Wireless spread spectrum-interrogatable tag including:

i) a tag memory for storing indication of the article description;

ii) a tag detector for detecting an incoming message;

iii) a tag message assembler for assembling a set of data retrieved from said tag memory into an outgoing tag message;

iv) a controller operatively connected to said detector for controlling retrieval of a designated data from said tag memory and for controlling said message assembler; and

v) an wireless spread spectrum transmitter for transmitting the assembled message.

11. The system claimed in claim 10, wherein said wireless spread spectrum-interrogatable unit includes a tag interrogator for interrogating said Wireless spread spectrum-interrogatable tags.

12. A system for processing an article assortment inclusive of articles having different descriptions, comprising:

(a) a plurality of enclosures, each containing a grouping of said articles;

(b) an wireless spread spectrum-interrogatable unit with each said enclosures, said unit including

i) a unit memory for storing indications of the descriptions of articles contained in the enclosure;

ii) a detector for detecting an incoming message;

iii) a message assembler for assembling a set of data retrieved from said unit memory into an outgoing message;

iv) a controller operatively connected to said detector for controlling retrieval of a designated data from said unit memory and for controlling said message assembler; and

v) an wireless spread spectrum transmitter for transmitting the assembled message; and

(c) an enclosure wireless spread spectrum-interrogator for interrogating the enclosure wireless spread spectrum-interrogatable units to determine article contents of one or more of said enclosures.

13. The system claimed in claim 12, wherein each of said articles includes an wireless spread spectrum-interrogatable tag including

i) a tag memory for storing indication of the article description;

ii) a tag detector for detecting an incoming message;

iii) a tag message assembler for assembling a set of data retrieved from said tag memory into an outgoing tag message;

iv) a controller operatively connected to said detector for controlling retrieval of a designated data from said tag memory and for controlling said message assembler; and

v) an wireless spread spectrum transmitter for transmitting the assembled message.

14. The system claimed in claim 13, wherein said wireless spread spectrum-interrogatable unit includes a tag interrogator for interrogating said wireless spread spectrum-interrogatable tags.

15. In combination:

(a) a plurality of articles;

(b) a plurality of enclosures each containing a portion of said plurality of said articles;

(c) an wireless spread spectrum interrogatable tag with each article, said tag including

i) a tag memory for storing interrogatable information indicative of the article;

ii) a tag detector for detecting an incoming message;

iii) a tag message assembler for assembling a set of data retrieved from said tag memory into an outgoing tag message;

iv) a controller operatively connected to said detector for controlling retrieval of a designated data from said tag memory and for controlling said message assembler; and

v) an wireless spread spectrum transmitter for transmitting the assembled message; and

(d) a tag interrogator for interrogating said tags in said enclosures and for storing the information indicative of said articles.

16. The invention claimed in claim 15, wherein said wireless spread spectrum tag interrogator is itself wireless spread spectrum interrogatable to provide an wireless spread spectrum transmission indicative of the stored information.

17. The invention claimed in claim 16, further including an enclosure wireless spread spectrum interrogator for interrogating the first-mentioned tag wireless spread spectrum interrogator, said enclosure wireless spread spectrum interrogator having an interrogator memory for storing the transmissions of said first-mentioned tag Wireless spread spectrum interrogator.