Abstract: According to a first aspect of the present disclosed subject matter, a dual-band shared aperture antenna (2BSA Antenna) comprising: a patch-antenna disposed on a front side of a printed circuit board (PCB); a slot-antenna disposed on a rear side of the PCB; and a metal cavity connected to the rear side of the PCB, wherein the metal cavity is electromagnetically coupled with the slot antenna.

Abstract: According to a first aspect of the present disclosed subject matter, a configurable harvester energized by radio-frequency (RF) inputs and stores direct current (DC) in an accumulator, the harvester comprises: a plurality of gangs each comprising at least one rectifier powered by RF input; and at least one selector configured to interconnect the gangs either in series or in parallel; wherein an output of the interconnected gangs charges the accumulator with DC.

Abstract: A method and system for determining a location of a wireless tag. The method comprises: obtaining an image of the wireless tag by a camera of a user device; determining a location of the user device based on location signals received by the user device; determining an orientation of the user device; determining a location of the wireless tag with respect to the user device based on the obtained image and the orientation of the user device; and combining the determined location of the user device with the determined location of the wireless tag with respect to the user device to obtain a final location of the wireless tag.

Abstract: A tag, comprises: a first loop antenna connected to a chip for harvesting energy at a first frequency and being located on a first side of the chip; a second loop antenna connected to the chip for use in wireless communication using a frequency range and being located on a side of the chip opposite the first side; and a third loop antenna connected to the chip for harvesting energy at a frequency lower than the first frequency and the frequency range and having a portion of its loop (i) proximal to a portion of both the first and second antennas and (ii) extends parallel to a side of the chip perpendicular to the first side, and having a portion that is parallel to the first chip side; wherein a circumference of the third antenna is greater than a greatest circumference of the first and second antennas.

Abstract: A system and method of detecting the location of objects attached to IoT tags are provided. The method includes receiving data packets from a gateway, wherein the received data packets include sensing data derived from signals transmitted by an IoT tag having an unknown location; comparing the sensing data of the unknown IoT tag to sensing data of a cluster of IoT tags having a known established location, wherein the comparison applies at least one statistical model; associating the unknown IoT tag with the cluster of IoT tags having the known established location based on the comparison; and determining a location of the unknown IoT tag based on the associated cluster.

Abstract: A method and system for operating a network of ambient Internet of Things (IoT) devices are disclosed. The method includes generating radio frequency (RF) pulses by at least one ambient-B device; accumulating energy harvested from the RF pulses at one or more ambient IoT devices, wherein the one or more ambient IoT devices transition from a no-energy state to an active high-energy state upon reaching a sufficient level of accumulated energy; continuously monitoring a serving channel and a backoff counter by the at least one ambient-B device to determine clear channel conditions; triggering transmission frames by the at least one ambient-B device when the backoff counter reaches zero; and transmitting data from one or more ambient IoT devices to the at least one ambient-B device over a serving RF channel, wherein monitoring and controlled triggering enhance network efficiency and compliance with communication protocols.

Abstract: According to a first aspect of the present disclosed subject matter, voltage-adaptive static random-access memory (SRAM) comprising: at least one-bit SRAM cell having address, data and control buses; and a memory controller configured to determine operation modes and control voltage to a power rail of the at least one-bit SRAM cell based on an operation mode of the operation modes.

Abstract: A system and a method for testing a wireless tag that has an antenna for wireless communication and employs a low energy wireless communication protocol. The system includes a near field antenna; and a fixture for positioning the wireless tag to be tested so that the at least one antenna for wireless communication of the at least one wireless tag to be tested is within a near field of the near field antenna of the system; wherein when the wireless tag is positioned by the fixture, it is within an at least a partly open chamber. The method comprises supplying, via the near field antenna of the system, a test signal for receipt by the antenna of the wireless tag; and comparing a received signal strength of a response from the wireless tag in response to the test signal to an expected benchmark.

Abstract: A device for sampling one or more indicators is provided. The device includes a system on a chip (SoC); an antenna for harvesting electromagnetic energy, wherein the energy is managed by the SoC and stored in an accumulator; and an electrode positioned adjacent to the one or more indicators, wherein the SoC utilizes the electrode to sample information from the one or more indicators and transmit the information by the antenna.

Abstract: According to a first aspect of the present disclosed subject matter, a configurable harvester energized by radio-frequency (RF) inputs and stores direct current (DC) in an accumulator, the harvester comprises: a plurality of gangs each comprising at least one rectifier powered by RF input; and at least one selector configured to interconnect the gangs either in series or in parallel; wherein an output of the interconnected gangs charges the accumulator with DC.

Abstract: A method and system for determining a location of a wireless tag. The method comprises: obtaining an image of the wireless tag by a camera of a user device; determining a location of the user device based on location signals received by the user device; determining an orientation of the user device; determining a location of the wireless tag with respect to the user device based on the obtained image and the orientation of the user device; and combining the determined location of the user device with the determined location of the wireless tag with respect to the user device to obtain a final location of the wireless tag.

Abstract: A wireless Internet of Things (IoT) device for detecting light exposure is provided. The IoT device includes a light sensor having an organic active layer that detects an intensity of light; an integrated circuit (IC), wherein the integrated circuit includes an oscillating circuit that is coupled to the light sensor to output a frequency value for the detected intensity of light; and at least one harvesting antenna that harvests an ambient radio frequency (RF).

Abstract: According to a first aspect of the present disclosed subject matter, A method of classifying doors states, comprising: receiving, data packets from a network element, wherein the received data packets include operation characteristics related to the least a first Internet-of-Things (IoT) tag and a second IoT tag, wherein each of the first and second IoT tags is placed on a different location at a door, and wherein the operation characteristics are respectively derived from signals transmitted by the first IoT tag and the second IoT tag; comparing the operation characteristics of the first IoT tag and the second IoT tag with respect to the network element; and classifying a state of the door based on the comparison.

Abstract: According to a first aspect of the present disclosed subject matter, a dual-band shared aperture antenna (2BSA Antenna) comprising: a patch-antenna disposed on a front side of a printed circuit board (PCB); a slot-antenna disposed on a rear side of the PCB; and a metal cavity connected to the rear side of the PCB, wherein the metal cavity is electromagnetically coupled with the slot antenna.

Abstract: A system and method for passively determining and placing a stock item using an internet of things (IoT) tag is presented. The method includes receiving, during a predefined time window, data packets from a gateway, wherein the received data packets include at least a sensing signal from a plurality of IoT tags; identifying a first IoT tag from the plurality of IoT tags having a signal strength indicator above a predetermined threshold rank, wherein the first IoT tag is attached to a stock item; identifying the stock item, using a machine learning algorithm on the received data packets of the identified first IoT tag; and causing determination of a placement point to place the identified stock item.

Abstract: According to a first aspect of the present disclosed subject matter, an electronic circuit printed on a substrate by roll-to-roll system having grounding brushes, the electronic circuit, comprising: a plurality of traces; and at least one electrostatic discharge (ESD) collector; wherein the ESD collector envelops the plurality of traces, and wherein the ESD collector is disposed on the substrate to enable electrical contact with the grounding brushes.

Abstract: A system and method for determining and monitoring occupancy level of items placed on a surface are provided. The system comprises receiving frequency words from tags placed on the surface, wherein each tag is configured to transmit a plurality of frequency words; extracting at least one data feature from the plurality of frequency words, wherein each data feature changes in response to an item placed in a proximity to a respective tag; determining, based on the extracted at least one data feature from a group of tags placed on the surface and based on at least one baseline, the occupancy level of items placed on the surface; and reporting the determined occupancy level of items.

Abstract: A method for calibrating a value of an environmental condition derived information supplied by a wireless tag comprises: determining a value of an environmental condition impacting the wireless tag based on (i) information supplied by the wireless tag and (ii) a tag calibration model of the computing system; when a difference between the determined value of the environmental condition and a measurement of the environmental condition made by a user device exceeds a prescribed threshold, updating in real time, the tag calibration model, substituting the measurement of the environmental condition made by the user device for the determined value, and supplying in real time, as an output, the substituted measurement of the environmental condition made by the user device as if it was the value of the environmental condition derived from information supplied by the wireless tag.

Abstract: A tag, comprises: a first loop antenna connected to a chip for harvesting energy at a first frequency and being located on a first side of the chip; a second loop antenna connected to the chip for use in wireless communication using a frequency range and being located on a side of the chip opposite the first side; and a third loop antenna connected to the chip for harvesting energy at a frequency lower than the first frequency and the frequency range and having a portion of its loop (i) proximal to a portion of both the first and second antennas and (ii) extends parallel to a side of the chip perpendicular to the first side, and having a portion that is parallel to the first chip side; wherein a circumference of the third antenna is greater than a greatest circumference of the first and second antennas.

Abstract: A system and method extracting insights from sensed data are provided. The method includes receiving at least one data packet from at least one IoT tag, extracting at least one parameter from the at least one received data packet, where the parameter is a measure of the at least one IoT tag, identifying patterns from the at least one extracted parameter, and determining an insight based on the identified patterns.