Editing Short-range wireless
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'''Short-range wireless''' options for conveying the data at [[point of purchase]] relevant to the product purchase decision are: | '''Short-range wireless''' options for conveying the data at [[point of purchase]] relevant to the product purchase decision are: | ||
*[[Bluetooth]], a digital standard for on-body devices at very short range, probably used for the communication between [[barcode scanner]] on the hand (a [[barcode scanner ring]]) and a [[wearable computer]] or other device dedicated to this need and kept in-store (unlikely) | *[[Bluetooth]], a digital standard for on-body devices at very short range, probably used for the communication between [[barcode scanner]] on the hand (a [[barcode scanner ring]]) and a [[wearable computer]] or other device dedicated to this need and kept in-store (unlikely) | ||
*[[ | *[[WiFi]], a higher-overhead IP based standard (technically [[802.11]]) useful only if the hand or shelf device is IP-based, which requires at least the bulk of a [[wristwatch]]. | ||
*[[packet radio]], using FM subbands to broadcast information relevant to the products of concern - those in any given aisle for instance. This too is likely to require cooperation from the store that stocks the goods, which by definition will not be stocking anything they consider to be offensive - and thus will not be conveying negative information. | *[[packet radio]], using FM subbands to broadcast information relevant to the products of concern - those in any given aisle for instance. This too is likely to require cooperation from the store that stocks the goods, which by definition will not be stocking anything they consider to be offensive - and thus will not be conveying negative information. | ||
*[[FM radio]], conveying voice briefings on each of the products, perhaps in a rotation, so tuning into that band with a common portable FM radio in the store, will inform you about the buying criteria (a lot less personalized, but more like standard media with no non-standard device requirements) | *[[FM radio]], conveying voice briefings on each of the products, perhaps in a rotation, so tuning into that band with a common portable FM radio in the store, will inform you about the buying criteria (a lot less personalized, but more like standard media with no non-standard device requirements) | ||