Handheld merchandise scanner device

• US 6,607,125 B1
• Filed: 11/29/1999
• Issued: 08/19/2003
• Est. Priority Date: 11/29/1999
• Status: Expired due to Term

• Current Assignee: Toshiba Global Commerce Solutions Holdings Corporation (Toshiba Corporation)
• Original Assignee: International Business Machines Corporation
• Inventors: Clouser, Paul Lee, Levine, Frank Eliot, Neal, Danny Marvin
• Primary Examiner(s): St. Cyr, Daniel
• Application Number:
  US09/450,985
• Time in Patent Office: 1,359 Days
• Field of Search: 235/383, 235/381, 235/462.45, 235/462.46, 235/378, 235/472.01, 235/472.02, 235/385
• US Class Current: 235/383
• CPC Class Codes: G06K 19/07758 arrangements for adhering the record carrier to further objects or living beings, functioning as an identification tag
• CPC Class Codes: G06K 7/10851 Circuits for pulse shaping, amplifying, eliminating noise signals, checking the function of the sensing device basic electronic circuitry H03
• CPC Class Codes: G08B 13/2414 using inductive tags
• CPC Class Codes: G08B 13/2417 having a radio frequency identification chip
• CPC Class Codes: G08B 13/246 Check out systems combined with EAS, e.g. price information stored on EAS tag anti-theft systems in point of sale systems G07G3/003
• CPC Class Codes: G08B 13/2482 EAS methods, e.g. description of flow chart of the detection procedure

Abstract

An improved handheld merchandise scanning device and method are disclosed. A first and second mode are enabled in the scanning device for scanning a product tag which includes product information and a security tag. The product tag is scanned utilizing the scanning device in the first mode to obtain the product information without deactivating the security tag. The product tag is scanned utilizing the scanning device in the second mode to concurrently obtain the product information and deactivate the security tag.

Claims

1. A method in a handheld merchandise scanning device, said method comprising the steps of:

enabling a first and second mode in said scanning device of scanning a product tag which includes product information and a security tag;

scanning said product tag utilizing said scanning device in said first mode to obtain said product information without deactivating said security tag;

scanning said product tag utilizing said scanning device in said second mode to obtain said product information and deactivating said security tag;

enabling a third scan mode in said scanning device; and

scanning said product tag utilizing said scanning device in said third mode to determine a status of said security tag without deactivating said security tag.

2. The method according to claim 1, further comprising the step of enabling said first and second mode in said scanning device of scanning a product tag which includes product information and said security tag, wherein said security tag is responsive only to signals having a particular frequency.

3. The method according to claim 1, further comprising the step of providing said security tag capable of being deactivated by signals having only said particular frequency transmitted at least at a first power level, wherein said security tag remains activated in response to a receipt of signals having said particular frequency and a second power level, wherein said second power level is less than said first power level.

4. The method according to claim 3, further comprising the steps of:

transmitting a first signal having said frequency at a first power level utilizing said handheld scanning device to said product tag in response to said enabling of said second mode;

deactivating said security tag in response to a receipt of said first signal; and

displaying said product information utilizing said handheld scanning device.

5. The method according to claim 4, further comprising the steps of:

transmitting a second signal having said frequency at second power level utilizing said handheld scanning device to said product tag in response to said enabling of said first mode; and

displaying said product information utilizing said handheld scanning device.

6. The method according to claim 5, further comprising the steps of:

transmitting a third signal having said frequency at said second power level utilizing said handheld scanner in response to said enabling of said third mode; and

displaying a status of said security tag in response to said transmission of said third signal.

7. The method according to claim 6, further comprising the step of providing a status circuit included within said scanning device, said status circuit being responsive to signals having said particular frequency.

8. The method according to claim 7, further comprising the steps of:

receiving a return signal from said security tag in response to said security tag being activated upon said security tag receiving said third signal;

causing said status circuit to resonate in response to a receipt of said return signal; and

displaying an indication of said security tag being activated in response to said status circuit resonating.

9. A method in a handheld merchandise scanning device, said method comprising the steps of:

permitting a selection of a scan operation utilizing said handheld scanning device for scanning a product tag which includes a security tag, said security tag being responsive only to signals having a particular frequency;

transmitting a first signal having said frequency at a first power level utilizing said handheld scanner in response to a selection of said scan operation to said product tag, said first power level being insufficient to deactivate said security tag;

receiving a return signal from said product tag while said security tag remains activated;

displaying said product information utilizing said handheld scanning device in response to a receipt of said return signal;

permitting a selection of a purchase operation;

transmitting a second signal having said frequency at a second power level utilizing said handheld scanning device in response to a selection of said purchase operation;

deactivating said security tag in response to a receipt of said second signal;

receiving a second return signal from said product tag;

displaying said product information utilizing said handheld scanning device in response to a receipt of said second return signal; and

determining a current status of said security tag while said security tag remains activated.

10. The method according to claim 9, wherein the step of determining a current status of said security tag further comprises the steps of:

permitting a selection of a status operation;

transmitting a third first signal having said frequency at a first power level utilizing said handheld scanner in response to a selection of said status operation to said product tag; and

displaying a status of said security tag in response to said transmission of said third signal.

11. The method according to claim 10, further comprising the step of providing said security tag capable of being deactivated by signals having only said particular frequency transmitted at said second power level, wherein said security tag remains activated in response to a receipt of signals having said particular frequency and said first power level.

12. The method according to claim 11, further comprising the step of providing a status circuit included within said scanning device, said status circuit being responsive to signals having said particular frequency.

13. The method according to claim 12, further comprising the steps of:

receiving a third return signal from said security tag in response to said security tag being activated;

causing said status circuit to resonate in response to a receipt of said third return signal; and

displaying an indication of said security tag being activated in response to said status circuit resonating.

14. The method according to claim 13, further comprising the step of displaying an indication of said security tag being inactivated in response to a failure of said status circuit to resonate.

15. A handheld merchandise scanning device, comprising:

a first and second mode for scanning a product tag which includes product information and a security tag;

means for scanning said product tag utilizing said scanning device in said first mode to obtain said product information without deactivating said security tag;

means for scanning said product tag utilizing said scanning device in said second mode to obtain said product information and deactivating said security tag;

a third scan mode; and

means for scanning said product tag utilizing said scanning device in said third mode to determine a status of said security tag without deactivating said security tag.

16. The device according to claim 15 further comprising means for enabling said first and second mode in said scanning device of scanning a product tag which includes product information and said security tag, wherein said security tag is responsive only to signals having a particular frequency.

17. The device according to claim 16, further comprising means for providing said security tag capable of being deactivated by signals having only said particular frequency transmitted at least at a first power level, wherein said security tag remains activated in response to a receipt of signals having said particular frequency and a second power level, wherein said second power level is less than said first power level.

18. The device according to claim 17, further comprising:

means for transmitting a first signal having said frequency at a first power level utilizing said handheld scanning device to said product tag in response to said enabling of said second mode;

means for deactivating said security tag in response to a receipt of said first signal; and

means for displaying said product information utilizing said handheld scanning device.

19. The device according to claim 18, further comprising:

means for transmitting a second signal having said frequency at second power level utilizing said handheld scanning device to said product tag in response to said enabling of said first mode; and

means for displaying said product information utilizing said handheld scanning device.

20. The device according to claim 19, further comprising:

means for transmitting a third signal having said frequency at said second power level utilizing said handheld scanner in response to said enabling of said third mode; and

means for displaying a status of said security tag in response to said transmission of said third signal.

21. The device according to claim 20, further comprising means for providing a status circuit included within said scanning device, said status circuit being responsive to signals having said particular frequency.

22. The device according to claim 21, further comprising:

means for receiving a return signal from said security tag in response to said security tag being activated upon said security tag receiving said third signal;

means for causing said status circuit to resonate in response to a receipt of said return signal; and

means for displaying an indication of said security tag being activated in response to said status circuit resonating.

23. A handheld merchandise scanning device, comprising:

a mode selection switch for selecting a scan mode or a purchase mode;

means for scanning a product tag in response to a selection of said scan mode whereby a security tag remains activated during said scanning, wherein said security tag is responsive only to signals having a particular frequency;

means for deactivating said security tag in response to a selection of said purchase mode;

means for transmitting a first signal having said frequency at a first power level utilizing said handheld scanner in response to a selection of said scan mode to said product tag, said first power level being insufficient to deactivate said security tag;

means for receiving a first return signal from said product tag while said security tag remains activated;

means for displaying said product information utilizing said handheld scanning device in response to a receipt of said first return signal;

means for transmitting a second signal having said frequency at a second power level utilizing said handheld scanning device in response to a selection of said purchase mode;

means for deactivating said security tag in response to a receipt of said second signal;

means for receiving a second return signal from said product tag;

means for displaying said product information utilizing said handheld scanning device in response to a receipt of said second return signal; and

means for determining a current status of said security tag while said security tag remains activated.

24. The scanning device according to claim 23, wherein said means for determining a current status of said security tag further comprises:

a status switch;

means for transmitting said first signal having said frequency at a first power level utilizing said handheld scanner in response to said status switch being switched on; and

means for displaying a status of said security tag in response to said transmission of said first signal.

25. The scanning device according to claim 24, further comprising said security tag being capable of being deactivated by signals having only said particular frequency transmitted at said second power level, wherein said security tag remains activated in response to a receipt of signals having said particular frequency and said first power level.

26. The scanning device according to claim 25, further comprising a status circuit included within said scanning device, said status circuit being responsive to signals having said particular frequency.

27. The scanning device according to claim 26, further comprising:

means for receiving a third return signal from said security tag in response to said security tag being activated;

said status circuit resonating in response to a receipt of said third return signal; and

means for displaying an indication of said security tag being activated in response to said status circuit resonating.

28. The scanning device according to claim 27, further comprising means for displaying an indication of said security tag being inactivated in response to a failure of said status circuit to resonate.