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| Number | Title | Issue Date |
| 8070062 | Method and system for detecting the presence of a customer proximate to a wireless display tag A multiuse system for use with Wireless Display Tags (WDTs) includes, in one or more exemplary arrangements, techniques for automatically maintaining synchronicity between pricing data for a product and advertising, marketing or promotional data associated with that... | 12/06/2011 |
| 8061600 | Wireless display tag A low-profile Wireless Display Tag (WDT) fits within the confines of a retail store display shelf-edge C-channel. The WDT may also be used to tag high-value retail item units where it can simultaneously function as a price tag, and an anti-theft device. The inventio... | 11/22/2011 |
| 7771614 | Low power bistable device and method A low power bistable device and method are provided. ... | 08/10/2010 |
| 7604167 | Active backscatter wireless display terminal A wireless display tag, adapted to fit within the C-channel of a shelf-edge, or otherwise usable as a hang tag or small identification device, includes, depending on implementation, an active transceiver, a passive transceiver, or both, with analog and digital contr... | 10/20/2009 |
| 7600681 | Low power wireless display tag systems and methods A low-power system for use with Wireless Display Tags (WDTs) includes, in one or more exemplary arrangements, various power management techniques, including receiver wake-up, RF logic sharing, RF repeaters and a frequency doubling power amplifier which operates on t... | 10/13/2009 |
| 7413121 | Multi-use wireless display tag infrastructure and methods A multiuse system for use with Wireless Display Tags (WDTs) includes, in one or more exemplary arrangements, techniques for automatically maintaining synchronicity between pricing data for a product and advertising, marketing or promotional data associated with that... | 08/19/2008 |
| 7369019 | RF backscatter transmission with zero DC power consumption A method for minimizing power consumption in a wireless device which utilizes backscatter transmission in half-duplex mode, wherein a switching device is interposed between an antenna and a transmitter-receiver, and the switching device is capable of causing the ant... | 05/06/2008 |
| 7090125 | Low power wireless display tag systems and methods A low-power system for use with Wireless Display Tags (WDTs) includes, in one or more exemplary arrangements, various power management techniques, including receiver wake-up, RF logic sharing, RF repeaters and a frequency doubling power amplifier which operates on t... | 08/15/2006 |
