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: 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.

Abstract: A multi-band energy harvesting system is provided. The system includes a plurality of harvesting antennas, wherein each of the plurality of harvesting antennas, operates a specific frequency band; and a plurality of harvesting units, wherein each of the plurality of harvesting units is coupled to a respective harvesting antenna and adapted to harvest energy at the specific frequency band of the respective harvesting antenna.

Abstract: A method for determining a location of a battery-less wireless tag by a tag reader being at a fixed-location. The method comprises: transmitting, by the tag reader, at least one wireless signal having a controlled known energy; receiving at the tag reader at least one packet transmitted by the tag within a time window; and responsive to a determination at the tag reader of at least one transmission rate of packets by the wireless tag based on the at least one received packet, determining information regarding the location of the tag.

Abstract: A method for updating a configuration of a bridge in a network comprising at least the bridge, a gateway, and a server, the updating being performed using at least a portion of a protocol for wireless communication between the gateway and the bridge that does not support ACK/NACK messages, comprising: receiving by the server an indication of a current state of the bridge; when that is not a desired state: setting, in the server, the current state of the bridge to pending for the desired state; transmitting a configure request to update the bridge to the desired state; and when, within a predetermined period of time of transmitting the configure request, a completion message is received by the server from the bridge in response to updating the bridge configuration, setting the current state of the bridge to the desired state in the server.

Abstract: A temperature sensor is provided. The temperature sensor comprises: an inductor-capacitor (LC) oscillator configured; and a look-up table stored in a memory, wherein the look-up table contains a set of frequencies as a function of ambient temperature values, wherein when the LC oscillator is calibrated to a frequency from amongst the set of frequencies, the respective ambient temperature as stored in the look-up table is retrieved.

Abstract: Apparatus providing a regulated power supply to an oscillator comprises a reference voltage generator supplying a voltage reference, a regulator producing, based on a voltage received thereat, a regulated supply used by the oscillator which bases its frequency thereon, a capacitor having a terminal coupled to the regulator at a point, and a switch that is coupled to the reference voltage generator and to the point, wherein the closed switch couples the reference voltage generator to the point and wherein the open switch disconnects the point from the reference voltage generator, the switch being closed for a first time period during which a voltage based on the voltage reference from the reference voltage generator is supplied to the regulator and capacitor, and for a second, subsequent, time period the switch is opened and voltage stored on the capacitor is supplied to the regulator.

Abstract: A system and method for method for providing an augmented reality tag viewer are provided. The method includes receiving, by a device, a low-energy encrypted beacon from a tag attached to a product, the beacon uniquely identifies the product; retrieving information about the product identified by the received beacon; determining if the product is present in a field of view of a camera of the device; upon determining that the identified product is present in the field of view of the camera, matching the product in the field of view with the retrieved information; and upon determining that the product in the field of view matches the retrieved information, overlaying an interface over the display to highlight the product.

Abstract: A method and system for measuring an antenna radiation pattern of a harvester antenna printed on a substrate of an Internet of Things (IoT) tag are disclosed. The method includes sweeping a power level of a source radio frequency (RF) signal transmitted at a particular direction, wherein the source RF signal is received by the harvester antenna; measuring a transmission rate of signals transmitted by the IoT tag, wherein the transmission rate is proportional to the power level of a source RF signal received by the harvester antenna; determining if the measured transmission rate is substantially equal to a predefined threshold; registering, at each measured direction, a power level of a signal reaching a transmission rate is substantially equal to the predefined threshold; and plotting the antenna radiation pattern based on the registered power levels.