Abstract: A reconfigurable neural network circuit is provided. The reconfigurable neural network circuit comprises an electronic synapse array including multiple synapses interconnecting a plurality of digital electronic neurons. Each neuron comprises an integrator that integrates input spikes and generates a signal when the integrated inputs exceed a threshold. The circuit further comprises a control module for reconfiguring the synapse array. The control module comprises a global final state machine that controls timing for operation of the circuit, and a priority encoder that allows spiking neurons to sequentially access the synapse array.

Abstract: A first communication device determines that each second communication device in a plurality of second communication devices has respective data to be transmitted to the first communication device. The first communication device transmits a request to the plurality of second communication devices to transmit data to the first communication device simultaneously during a transmit opportunity period of the first communication device. The first communication device receives data transmitted simultaneously by the plurality of second communication devices during the transmit opportunity period of the first communication device.

Abstract: In some embodiments, one or more wireless stations operate to configure Neighbor Awareness Networking (NAN)—direct communication between neighboring wireless stations, e.g., without utilizing an intermediate access point. Embodiments of the disclosure relate to NAN datapath configuration. The NAN datapath embodiments described herein provide a mechanism through which devices can communicate and provide services. Aspects of the datapath development include datapath scheduling, including datapath setup and scheduling attributes, scheduler rank management, and further NAN discovery. The datapath model may be implemented for unicast and multicast communication between wireless stations.

Abstract: A ventilator including an inspiration flow control unit and an expiration flow control unit coupled to the inspiration flow control unit. The ventilator also includes a nasal intermittent mandatory ventilation (NIMV) control system coupled to the inspiration flow control unit and the expiration flow control unit. The NIMV control system is configured to automatically and simultaneously adjust an inspiration flow and an expiration flow. A pressure of the inspiration flow is increased from a baseline pressure to a control pressure. A pressure of the expiration flow is returned to the baseline pressure.

Abstract: The present invention relates to a process for preparing acrylic acid comprising (i) providing a stream comprising a formaldehyde source and acetic acid and (ii) contacting this stream with an aldol condensation catalyst comprising a zeolitic material, wherein the framework structure of the zeolitic material in (ii) includes Si and O, and has a molar Al:Si ratio of 0:1 to 0.001:1, and wherein the framework structure of the zeolitic material in (ii), in addition to Si and any Al, comprises one or more elements selected from the group consisting of tetravalent elements Y other than Si and trivalent elements X other than Al.

Abstract: In some embodiments, one or more wireless stations operate to configure Neighbor Awareness Networking (NAN)—direct communication with neighboring wireless stations without utilizing an intermediate access point. Embodiments of the disclosure relate to aspects of NAN communication, including service discovery proxy registration, publishing, and subscription of services via the proxy, maintenance of the proxy, and de-registration of the proxy.

Abstract: A system includes an access point and a client station. The access point is configured to control access to a communication channel of a wireless network, define a first power category and at least one second power category, each of the first power category and the at least one second power category having a respective access priority associated with access to the communication channel, and communicate a requirement for assignment to the first power category. The client station is configured to determine whether an operating characteristic of the client station meets the requirement for assignment to the first power category, and transmit, in response to a determination that the operating characteristic meets the requirements, a request to the access point to be assigned to the first power category.

Abstract: A ratchet wrench includes a body, a ratchet wheel, a pawl, a switch member and a resilient member. The body has three recesses to respectively accommodate the ratchet wheel, the pawl and the switch member. The pawl has a driving portion to be engaged with the toothed portion of the ratchet wheel. The pawl has a second engaging portion which is engaged with a first engaging portion of the ratchet wheel to position the ratchet wheel and the pawl in the two respective recesses respectively. The pawl has a protrusion which has a curved recess and a first stop. The switch member has a second stop, a reception recess and a hole. The protrusion is accommodated in the reception recess. The resilient member extends through the hole and the two ends of the resilient member contact the reception recess and the curved recess respectively.

Abstract: The present invention provides a method for preparing methyl acetate, in which a feed gas containing an organic amine, dimethyl ether, carbon monoxide and optional hydrogen gas goes through a reactor loaded with a H-type mordenite catalyst, to produce methyl acetate; wherein said H-type mordenite catalyst is a H-type mordenite catalyst with adsorption of an organic amine. The method in the present invention improves the catalyst stability and prolongs the catalyst life, by using the H-type mordenite catalyst with adsorption of an organic amine as the catalyst and adding the organic amine in the feed gas to replenish the organic amine desorbed from the catalyst during the reaction.

Abstract: A client device and a host device may create a local connection for providing wide area network access, such as Internet access, to the client device. In some embodiments, the client device may have limited network capabilities and may not be able to access the Internet without the host device. The client device may provide its speed and direction in a message to potential host devices. A host device may calculate a suitability metric, based on the speed and direction of the client as well as connection properties of the networks, which indicates an ability for the host device to connect the client device to the Internet. The host device may provide the suitability metric within a connection request to the client device. Based on the suitability metric and/or other factors, the client device and the host device may establish the local connection.

Abstract: Systems, methods, and apparatus for calibration for an offset antenna are disclosed. In one or more embodiments, the disclosed method involves calculating an estimated gimbal angle between the offset antenna and at least one target. Also, the method involves transmitting, by at least one target, at least one signal; and receiving, by the offset antenna, at least one signal. The method further involves pointing the offset antenna to an optimum gimbal angle to maximize received signal power. Additionally, the method involves comparing the optimum gimbal angle with the estimated gimbal angle to determine a difference in the gimbal angles. Also, the method involves calculating a bus, reflector, and/or feed error estimate by using the difference in the gimbal angles. Further, the method involves determining an azimuth and/or elevation correction for bus, reflector, and/or feed errors by using the bus, reflector, and/or feed error estimate.

Abstract: Optical indicia reading apparatus can comprise a microprocessor, a memory, and a plurality of wafer level camera (WLC) modules. Each WLC module can comprise an image sensor and a focusing lens, and optionally, an optical band-pass filter (BPF) configured to pass light waves within a pre-defined wavelength range. Each WLC module can be configured to output a signal representative of the light incident on the image sensor. The optical axis of a first WLC module can be spatially disposed relatively to an optical axis of a second WLC module so that the fields of view (FOVs) of the WLC modules at least partially overlap. The depth of field (DOF) of a first WLC module can at least partially overlap with the DOF of a second WLC module. The optical indicia reading apparatus can be configured to generate an image frame by processing two or more signals of the plurality of signals outputted by the WLC modules.

Abstract: An apparatus for use in decoding a bar code symbol includes a first integrated circuit chip with a wafer level camera, at least one light source, and a plurality of contact pads on a surface of the chip and a second integrated circuit chip with a processor, memory, plurality of contact pads on a surface of the chip, and plurality of contact pads on another surface of the chip. The apparatus includes a PCB having a plurality of contact pads disposed on at least one surface of the PCB and wherein the first and second integrated circuit chips are vertically stacked on the PCB and the plurality of contact pads on the first and second integrated circuit chips interface with the contact pads of the second integrated circuit chip and PCB. The apparatus is operative for processing image signals generated by the WLC for attempting to decode the bar code symbol.

Abstract: A method for generating OFDM signals is implemented in a device operating according to a communication protocol. The protocol defines non-duplicate mode data units corresponding to single component channels of a BSS channel, and non-duplicate mode data units corresponding to sets of adjacent component channels. Non-duplicate mode data units corresponding to a set of component channels have more lower-edge and/or upper-edge guard tones than non-duplicate mode data units corresponding to single component channels. The method includes determining that a duplicate mode will be utilized for an OFDM transmission in the set of component channels and, in response, generating a duplicate mode data unit. The duplicate mode data unit has fewer lower-edge and/or upper-edge guard tones than a non-duplicate mode data unit corresponding to a set of component channels, and includes one duplicate of the non-duplicate mode data unit corresponding to the single component channel for each adjacent component channel.

Abstract: A reconfigurable neural network circuit is provided. The reconfigurable neural network circuit comprises an electronic synapse array including multiple synapses interconnecting a plurality of digital electronic neurons. Each neuron comprises an integrator that integrates input spikes and generates a signal when the integrated inputs exceed a threshold. The circuit further comprises a control module for reconfiguring the synapse array. The control module comprises a global final state machine that controls timing for operation of the circuit, and a priority encoder that allows spiking neurons to sequentially access the synapse array.

Abstract: In one set of embodiments, one or more wireless stations operate to configure Neighbor Awareness Networking (NAN)—direct communication with neighboring wireless stations, i.e., direct communication between the wireless stations without utilizing an intermediate access point. Embodiments of the disclosure relate to reciprocating service between two or more wireless stations. The reciprocating service embodiments described herein provide a mechanism through which devices can participate in a same service instant.

Abstract: An indicia reading terminal can comprise an image sensor integrated circuit having a two-dimensional image sensor, a hand held housing encapsulating the two-dimensional image sensor, and an imaging lens configured to focus an image of a target decodable indicia onto the two-dimensional image sensor. The two-dimensional image sensor can include a plurality of pixels arranged in repetitive patterns. Each pattern can include at least one pixel sensitive in a first spectrum region, at least one pixel sensitive in a second spectrum region, and at least one pixel sensitive in a third spectrum region. The image sensor integrated circuit can be configured to capture a frame of image data by reading out a plurality of analog signals. Each read out analog signal can be representative of light incident on a group of two or more pixels of the plurality of pixels.

Abstract: An apparatus for use in decoding a bar code symbol may include an image sensor integrated circuit having a plurality of pixels, timing and control circuitry for controlling an image sensor, gain circuitry for controlling gain, and analog to digital conversion circuitry for conversion of an analog signal to a digital signal. The apparatus may also include a PCB for mounting the image sensor integrated circuit and light source bank. The connection between the image sensor integrated circuit and/or light source bank and the PCB characterized by a plurality of wires connecting a plurality of bond pads and a plurality of contact pads, where the wires, bond pads, and contact pads provide electrical input/output and mechanical connections between the image sensor integrated circuit and the PCB. The apparatus may be operative for processing image signals generated by the image sensor integrated circuit for attempting to decode the bar code symbol.

Abstract: Embodiments of the present invention provide methods and devices for discovery detection in device-to-device communication. A method at a first device side comprises constructing a discovery packet on each of a predetermined number of discovery cycles, wherein each discovery packet includes identical discovery information, the predetermined number being greater than 1. The method further comprises transmitting the discovery packet to at least one second device on each of the predetermined number of discovery cycles using a logically identical discovery channel. A method at a second device side comprises: receiving a discovery packet transmitted by a first device on each of a predetermined number of discovery cycles using a logically identical discovery channel; soft merging the predetermined number of discovery packets. The method further comprising detecting the discovery information in the soft merged discovery packet.

Abstract: An embodiment of the invention provides a power saving method for an electronic device with positioning function. The method includes steps of acquiring a positioning cycle of the electronic device; estimating power consumptions corresponding to at least two operating modes during the positioning cycle; and choosing an operating mode with minimum power consumption from the at least two operating modes to be the operating mode of the electronic device during the positioning cycle.