1. An advertisement, comprising:
a plurality of features; and
a plurality of machine readable feature identifications, each feature being associated with at least one of the plurality of machine readable feature identifications.
2. The advertisement of claim 1, further comprising a plurality of radio frequency identification tags storing the plurality of machine readable feature identifications.
3. The advertisement of claim 2, wherein the plurality of radio frequency identification tags store a plurality of EPC codes.
4. The advertisement of claim 1, wherein the plurality of machine readable feature identifications comprise at least one UPC symbol.
5. The advertisement of claim 1, further comprising a plurality of bar codes including the plurality of machine readable feature identifications.
6. The advertisement of claim 1, wherein the advertisement comprises at least one of a printed advertisement and an electronic advertisement.
7. A method of collecting data associated with an advertisement, said method comprising:
receiving a feature identification associated with a feature of an advertisement; and
creating a record including the feature identification and information associated with the feature identification.
8. The method of claim 7, wherein receiving the feature identification further comprises receiving a unique identification of the feature of the advertisement.
9. The method of claim 8, further comprising reading the feature identification from a radio frequency identification tag.
10. The method of claim 7, wherein receiving the feature identification further comprises receiving a feature identification associated with at least one of a feature of a printed advertisement and a feature of an electronic advertisement.
11. The method of claim 7, wherein receiving the feature identification further comprises receiving at least one of a UPC symbol and an Electronic Product Code.
12. The method of claim 7, further comprising tracking at least one segment of people who read the feature of the advertisement.
13. The method of claim 7, wherein receiving the feature identification further comprises receiving a feature identification associated with one of a plurality of features of the advertisement.
14. The method of claim 7, further comprising evaluating the effectiveness of the advertisement.
15. The method of claim 7, further comprising receiving information associated with a user identification.
16. A method of providing information about a specific feature of an advertisement, comprising:
identifying information associated with a feature identification, wherein the feature identification identifies a feature of a plurality of features for an advertisement; and
transmitting the information associated with the feature identification.
17. The method of claim 16, wherein identifying information further comprises identifying information associated with a unique identification of the feature of the advertisement.
18. The method of claim 16, further comprising reading the feature identification from a radio frequency identification tag.
19. The method of claim 16, further comprising reading the feature identification from a Uniform Product Code.
20. The method of claim 16, wherein identifying information associated with a feature identification comprises identifying information based on user preferences.
21. The method of claim 16, further comprising receiving a request from a user device including a request for information associated with the feature identification.
22. The method of claim 21, further comprising transmitting the associated information to the user device.
23. The method of claim 22, wherein transmitting the associated information to the user device further comprises transmitting the associated information to a device equipped with a reader operable to read the feature identification.
24. The method of claim 23, wherein transmitting the associated information to the user device further comprises transmitting the associated information to at least one of a cellular phone and a personal digital assistant.
25. The method of claim 16, further comprising:
identifying at least one selection criteria;
determining the associated information to transmit using the at least one selection criteria; and
transmitting the associated information.
26. The method of claim 25, wherein determining the associated information to transmit using the at least one selection criteria further comprises:
identifying a threshold of the at least one selection criteria; and
selecting an amount of data such that the threshold is not exceeded.
27. The method of claim 25, wherein determining the associated information to transmit using the at least one selection criteria further comprises:
determining an amount of the associated information to transmit based on predetermined user preferences.
28. The method of claim 16, further comprising:
identifying at least one customization parameter;
determining the associated information to transmit using the at least one customization parameter; and
transmitting the associated information.
29. The method of claim 28, wherein identifying at least one customization parameter further comprises identifying information about at least one user based on customer-relationship management.
30. The method of claim 16, further comprising tracking at least one segment of people who read the feature of the advertisement.
31. A computer system for collecting feature-specific information associated with an advertisement, comprising:
means for identifying information associated with a feature identification, wherein the feature identification identifies a feature of a plurality of features for an advertisement; and
means for transmitting the information associated with the feature identification.
32. A method of determining an effectiveness of an advertisement including a plurality of features, comprising:
collecting information associated with each event in which a feature identification was read, wherein the feature identification is associated with a feature of an advertisement;
analyzing the information collected; and
determining an effectiveness of the advertisement based on the analyzing of the information collected.
33. The method of claim 32, wherein collecting information associated with each event in which the feature identification was read further comprises:
receiving a user identification associated with each event in which the feature identification was read.
34. The method of claim 32, wherein collecting information associated with each event in which the feature identification was read further comprises:
identifying at least one of a user who read the feature identification, a specific time that the feature identification was read, and other event-specific information associated with each event in which the feature identification was read.
35. The method of claim 32, wherein collecting information associated with each event in which the feature identification was read further comprises:
receiving a unique identification of the feature of the advertisement.
36. The method of claim 35, further comprising reading the feature identification from a radio frequency identification tag.
37. The method of claim 32, wherein the feature identification comprises at least one of a UPC symbol and an Electronic Product Code.
38. The method of claim 32, wherein analyzing the information collected further comprises:
quantizing the information collected; and
aggregating statistics based on the information collected.
39. A computer readable medium on which is embedded one or more computer programs, said one or more computer programs implementing a method of collecting data associated with an advertisement, the method comprising:
receiving information associated with a feature identification, wherein the feature identification is associated with a feature of an advertisement;
receiving information associated with a user identification; and
creating a record including the information associated with the feature identification and the user identification.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. An apparatus for improving a stop band response of a surface acoustic wave device comprising:
a surface acoustic wave device having an output and further having external electromagnetic coupling and acoustic coupling; and
a cancellation network coupled to the surface acoustic wave device to reduce external electromagnetic feed through;
wherein the cancellation network reduces the amount of external electromagnetic feed through at the output of the surface acoustic wave device.
2. The apparatus of claim 1 wherein the cancellation network is selected from a group comprising at least a passive network and an adjustable network.
3. The apparatus of claim 1 wherein surface acoustic wave device is a surface acoustic wave filter.
4. The apparatus of claim 1 further comprising:
an input matching circuit coupled to the surface acoustic wave device; and
an output matching circuit coupled to the surface acoustic wave device.
5. The apparatus of claim 4 wherein the cancellation network cancels electromagnetic feed through in the input matching circuit and the output matching circuit.
6. The apparatus of claim 1 wherein the cancellation network reduces external electromagnetic feed through at the output of the surface acoustic wave device by at least 2 dB.
7. The apparatus of claim 6 wherein the cancellation network further reduces internal electromagnetic feed through at the output of the surface acoustic wave device.
8. A method for canceling electromagnetic feed through comprising the steps of:
providing a surface acoustic wave device having external electromagnetic feed through; and
coupling a cancellation network to the surface acoustic wave device; and
reducing the external electromagnetic feed through at an output of the surface acoustic wave device.
9. A method for canceling electromagnetic feed through of claim 8 further comprising the step of canceling substantially all of the external electromagnetic feed through.
10. A method for canceling electromagnetic feed through of claim 8 further comprising the step of reducing internal electromagnetic feed through at the output of the surface acoustic wave device.
11. A method for canceling electromagnetic feed through of claim 10 further comprising the step of canceling substantially all of the internal electromagnetic feed through and the external electromagnetic feed though at the output of the surface acoustic wave device.
12. A method for canceling electromagnetic feed through of claim 8 further comprising the step of adjusting the cancellation network to increase the reduction of the electromagnetic feed through in a stop band of the surface acoustic wave device.
13. A method for canceling electromagnetic feed through of claim 12 further comprising the step of measuring the output of the surface acoustic wave device during the step of adjusting the cancellation network.
14. A method for canceling electromagnetic feed through of claim 8 wherein the cancellation network is a passive network.
15. A method for canceling electromagnetic feed through of claim 8 wherein the cancellation network is an adjustable network.
16. A method for canceling electromagnetic feed through comprising the steps of:
providing a surface acoustic wave device having external electromagnetic feed through; and
coupling an adjustable cancellation network to the surface acoustic wave device; and
adjusting the cancellation network to reduce the external electromagnetic feed through in a stop band of the surface acoustic wave device.
17. A method for canceling electromagnetic feed through of claim 16 further comprising the step of measuring a transfer function of the cancellation network.
18. A method for canceling electromagnetic feed through of claim 17 further comprising the step of synthesizing a passive cancellation network.
19. A method for canceling electromagnetic feed through of claim 17 further comprising the step of coupling a passive cancellation network to the surface acoustic wave device.
20. A method for canceling electromagnetic feed through of claim 19 wherein the passive cancellation network has a transfer function that is substantially similar to the measured transfer function of the adjustable cancellation network.
21. A method for canceling electromagnetic feed through of claim 16 further comprising the step of reducing internal electromagnetic feed through in the stop band of the surface acoustic wave device.
22. A method for canceling electromagnetic feed through of claim 16 further comprising the step of canceling external electromagnetic feed through in the stop band of the surface acoustic wave device.
23. A method for canceling electromagnetic feed through of claim 16 wherein the surface acoustic wave device is a surface acoustic wave filter.