Abstract: A system and method for wireless communication by a plurality of devices in a scatternet network is provided. The method includes discovering one or more of the plurality of devices in the scatternet network. The method includes determining roles for one or more of the plurality of devices, and transferring data between one or more of the plurality of devices. The discovering of other devices, determining roles, and transferring data between one or more of the plurality of devices occur substantially simultaneously.

Abstract: A self-calibrating powered air purifying respirator (PAPR). The PAPR comprises an electric motor mechanically coupled to a blower; an air flow sensor, and a controller coupled to the air flow sensor and to the electric motor. The controller is configured to automatically execute a one-time self-calibration by driving the electric motor to a predefined operation point, receiving an indication from the air flow sensor, determining a reference parameter based on the indication from the air flow sensor, and storing the reference parameter, wherein after completion of the one-time self-calibration the controller controls the electric motor based on the stored reference parameter.

Abstract: In a method and device for ultrasonic testing of a workpiece, a multiplicity of ultrasonic testing pulses are launched into the workpiece from a test surface thereof. At least two ultrasonic testing pulses are launched into the workpiece to be tested at launching points that are spaced apart from one another by a test step width measured along the test surface. A single measured value (?) assigned to a local point located in the workpiece is calculated on the basis of the received signals assigned to the at least two ultrasonic testing pulses.

Abstract: Systems and methods are disclosed for use in a wireless network that includes a first device using an wireless association protocol. In some embodiments the wireless association protocol uses at least one inquiry packet and a scatternet topology. These systems promote communication with other devices using the wireless association protocol through a routing protocol. This routing protocol routes data according to a network topology created through information obtained through the wireless association protocol.

Abstract: A wireless device is provided that includes a processor configured to execute instructions that promote performing a method. The method includes determining a user profile of a user of the wireless device. The method also includes determining a relationship of the wireless device to a topology of a wireless network wherein the wireless device is a node, the relationship of the wireless device to the topology of the network based at least in part on the user profile.

Abstract: A method performs ultrasound testing of a test body having a hole extending in an axial direction. The method include disposing a test head within the hole. The test head extends in the axial direction and has sensor rings which are at a distance from one another and are disposed one behind the other in the axial direction. The sensor rings have a plurality of ultrasound transducers which are at a distance from one another. The ultrasound transducers disposed in a segment of each of the sensor rings extend in a circumferential direction of a respective sensor ring on at least a subsection of a circumference of the respective sensor ring. An ultrasound test pulse is injected into the test body. Measured values of first and second echo signals are evaluated to determine at least one of a location or an orientation of a fault in the test body.

Abstract: An improved process for preparing 11-cyclopropyl-5,11-dihydro-4-methyl-6H-dipyrido[3,2-b:2?,3?-e][1,4]diazepin-6-one of Formula (I).

Abstract: Methods and apparatuses are disclosed for testing multicore processors. In some embodiments, the tested multicore processor may include at least a first core and a second core, a data input coupled to a first scan chain in the first core and a second scan chain in the second core, and a multiplexer including at least a first input and a second input, the first input coupled with a data output of the first scan chain and the second input coupled with a data output of the second scan chain, the multiplexer further including an output that couples to one or more pins on a package of the processor, the multiplexer further including a select signal that couples to the one or more pins on the package of the processor, and wherein the data input couples to the one or more pins on the package of the processor.

Abstract: A system, method, and computer readable medium for group communication protocol in mobile ad-hoc network, that comprises, collecting a route from a source node to at least one group member node, caching the collected route information, and merging an intermediate link of a host node having a single branch to the at least one group member node in the collected route.

Abstract: Processes for the preparation of 2,5-dihydroxybenzenesulfonic acid salts of formula (I) and a crystalline form of potassium 2,5 2,5-dihydroxybenzenesulfonic acid are provided.

Abstract: A low-drop out (LDO) regulator circuit is provided having a gate of a pass transistor coupled to an output of an operational transconductance amplifier, the LDO regulator exhibiting a non-dominant pole at an output of the LDO. A dynamic zero-compensation circuit is coupled in parallel to the pass transistor. A compensation control circuit is coupled and configured to adjust a frequency, at which a zero is generated, and cause the generated zero to track with the non-dominant pole.

Abstract: A low-drop out (LDO) regulator circuit is provided having a gate of a pass transistor coupled to an output of an operational transconductance amplifier, the LDO regulator exhibiting a non-dominant pole at an output of the LDO. A dynamic zero-compensation circuit is coupled in parallel to the pass transistor. A compensation control circuit is coupled and configured to adjust a frequency, at which a zero is generated, and cause the generated zero to track with the non-dominant pole.

Abstract: A system and method for designing applications for a device in a Bluetooth-based MANET (mobile ad hoc network) is provided. The method includes providing an application having an event module and a plurality of protocol modules. The method includes specifying whether the application will execute in either a high or low priority thread. The method also includes specifying whether high priority threads execute with one of an unblocking status and a best effort status, and specifying whether lower priority threads execute with one of a blocking status, the unblocking status, and the best effort status.

Abstract: A system, method, and computer readable medium for mobile ad hoc network routing based upon a hardware address that comprises, identifying a destination node hardware address of a data packet that is outbound from a host node, searching a host node routing table for a destination node route from the host node to the destination node hardware address, routing the data packet to the destination node route in the event that the host node routing table returns a destination node hardware address, appending a flooding packet to the data packet in the event that the host node routing table returns a null destination node hardware address, and broadcasting the data packet to at least one neighbor node if the data packet has the flooding packet appended to it.

Abstract: A method for an imaging ultrasonic inspection of a three-dimensional workpiece, in which ultrasonic waves are coupled into the workpiece with at least one ultrasonic transducer and ultrasonic waves reflected within the workpiece are received by ultrasonic transducers and converted into ultrasonic signals forming the basis of the non-destructive imaging ultrasonic inspection.

Abstract: A probe assembly of a sensor is arranged in an airflow channel. A first probe of the assembly has an inlet. The inlet is at a first point in the airflow channel. A second probe of the assembly has an inlet. The inlet is in fluid communication with the airflow channel. The second probe inlet is closer to a surface defining a perimeter of the channel than is the first probe inlet.

Abstract: Processes for the preparation of 2,5-dihydroxybenzenesulfonic acid salts of formula (I) and a crystalline form of potassium 2,5 2,5-dihydroxybenzenesulfonic acid are provided.

Abstract: A method for the non-destructive inspection of a test body using ultrasound is disclosed, in which at least one ultrasonic transducer couples ultrasonic waves into the test body and ultrasonic waves reflected inside the test body are received by ultrasonic transducers and converted into ultrasonic signals, which form the basis of the non-destructive inspection.

Abstract: In a method and device for ultrasonic testing of a workpiece, a multiplicity of ultrasonic testing pulses are launched into the workpiece from a test surface thereof. At least two ultrasonic testing pulses are launched into the workpiece to be tested at launching points that are spaced apart from one another by a test step width measured along the test surface. A single measured value (?) assigned to a local point located in the workpiece is calculated on the basis of the received signals assigned to the at least two ultrasonic testing pulses.

Abstract: Systems and methods are disclosed for use in a wireless network that includes a first device using an wireless association protocol. In some embodiments the wireless association protocol uses at least one inquiry packet and a scatternet topology. These systems promote communication with other devices using the wireless association protocol through a routing protocol. This routing protocol routes data according to a network topology created through information obtained through the wireless association protocol.