Abstract: A user equipment is configured to receive a reference signal when secondary cell (SCell is to be activated. The UE receives a secondary cell (SCell) activation indication for activating an SCell, receives a reference signal (RS) triggering indication for triggering an RS prior to an expected SCell activation period, performs measurements on the triggered RS and activates the SCell based on the RS measurements.

Abstract: A base station configures a physical uplink control channel (PUCCH) for a user equipment (UE) operating in a frequency band above 52.6 GHz. The base station allocates a predetermined number of resource blocks (RBs) for a physical uplink control channel (PUCCH) transmission, wherein the predetermined number of RBs is greater than one RB, transmits a PUCCH configuration including the predetermined number of RBs to the UE and receives a PUCCH transmission based on the PUCCH configuration and including a data sequence and a DMRS sequence, wherein the PUCCH configuration results in a multiplexing of a plurality of UEs based on a plurality of demodulated reference signal (DMRS) sequences.

Abstract: Aspects are described for a user equipment (UE) comprising a transceiver configured to enable wireless communication with a first transmission/reception point (TRP) and a second TRP and a processor communicatively coupled to the transceiver. The UE is in a multi-TRP mode. The processor is configured to perform a first beam failure detection (BFD) procedure for the first TRP and a second BFD procedure for the second TRP. The processor is further configured to perform a first beam failure recovery (BFR) procedure for the first TRP responsive to a result of the first BFD procedure and a second BFR for the second TRP responsive to a result of the second BFD procedure. The processor is further configured to receive a configuration message, a BFD configuration, and a BFR configuration. The UE switches to a single-TRP mode upon receiving the configuration message.

Abstract: The present application relates to devices and components including apparatus, systems, and methods to provide SCell activation. In one example, a UE may support carrier aggregation in a high speed mode, such FR1 CA in HST. Serving cells can be particularly configured for the carrier aggregation based on the UE's capability to support carrier aggregation in the high speed mode. Additionally or alternatively, an SCell activation procedure can be performed based on this capability.

Abstract: This disclosure relates to techniques for signaling a quasi-colocation (QCL) update in a wireless communication system. A network or base station may indicate to a UE to change a spatial relationship for transmission/reception. The base station may provide aperiodic reference signals for the UE to use in beam tracking according to the new spatial relationship. Optionally, the base station may also provide aperiodic reference signals for time, frequency, and/or phase tracking. Thus, the network may configure the UE to change to the new spatial relationship and use the aperiodic reference signals to quickly complete initial tracking operations.

Abstract: The present disclosure provides a conveniently operated electronic lathe, belonging to the technical field of electronic lathes. The conveniently operated electronic lathe includes a sliding plate box, a longitudinal and transverse reversing detection switch, a longitudinal and transverse operation handle, a rack, a longitudinal and transverse sliding plate, a numerical control system, an electric cabinet, a spindle box, a spindle gear shifting handle. A shaft I, a shaft II, a shaft III, a shaft IV and a shaft V are all rotatably arranged on the sliding plate box. A gear of the shaft III is fixed to the shaft III. A first gear of the shaft II is engaged with the gear of the shaft III. A second gear of the shaft IV is engaged with the first gear of the shaft V.

Abstract: Block chain based, decentralized transaction settlement systems and methods for wireless electric vehicle charging stations which enables real-time monitoring of electric vehicle charging demand for distribution system managers. The system is operable to enable easy implementation of rebate programs for electric vehicle owners, as well as charging station owners, and provides a secure, cost efficient, and transparent transaction settlement system using block chain software technology.

Abstract: A remote temperature monitoring system includes a temperature monitoring device and a remote monitoring platform. The temperature monitoring system uses a temperature acquisition sensor to process collected temperature data in a single-chip microcomputer, and then the processed data information is transmitted to a computer by the single-chip microcomputer. Monitoring software is installed in the computer. After the software obtains the data, the data are parsed, and then a temperature-time map is presented in a visual interface. At the same time, the temperature monitoring device also transmits the parsed data to the remote monitoring platform, thereby realizing remote monitoring of temperature. The system integrates multi-channel acquisition, remote monitoring, timed temperature measurement, real-time mapping, data storage, temperature alarm and other functions into one.

Abstract: The invention relates to the field of pharmaceutical synthesis, in particular to a preparation method of (3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-ol derivatives and their intermediates. The preparation method is carried out starting from compound Formula A1. In the preparation of (3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-ol derivatives, the chirality was constructed by enzymatic method, and the products were prepared with high optical purity. The preparation method can be used to produce the key intermediates of (3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-ol of darunavir commercially, which is a very economical route suitable for industrial production.

Abstract: The present disclosure provides a temporally-resolved and spatially-resolved pump-probe control system and a method. The system includes an ultrafast femtosecond laser device, an optical parametric oscillator, a displacement delay module, a micro-drive rotation module, an objective lens, a sample stage, a coupled photoelectric amplifier and a computer terminal. The control system of the present disclosure integrates a temporally-resolved pump-probe function and a temporally-resolved and spatially-resolved pump-probe function. The present disclosure can realize pump-probe temporally-resolved scanning, one-dimensional temporally-resolved and spatially-resolved scanning, and two-dimensional temporally-resolved and spatially-resolved scanning under full-automatic control, and real-time data is visualized and synchronously written into batch files.

Abstract: The present invention discloses an automatic laser calibration kit for calibrating the distance between a test device of a wireless charging system and a device under test (DUT). The calibration kit may be located in a wireless charging test system. The test system may comprise a test plane for controlling the DUT and a gripping arm for controlling the test device. The calibration kit may comprise: a laser pointer, configured to emit a laser beam; a mirror, positioned on the gripping arm and configured to reflect the laser beam to form a spot on the test plane; and a camera, configured to monitor the position of the spot.

Abstract: A method to forecast a spike price of a commodity may include obtaining a request to perform a prediction of a spike in a price of a commodity. The method may also include obtaining additional information of the commodity based on the input. The method may also include determining, using a first machine learning algorithm, a probability of the spike based at least in part on the additional information. The method may include outputting the probability of the spike for visual representation on an electronic display in response to a determination that the probability of the spike is above a risk tolerance. The method may further include determining, using a second machine learning algorithm, a price prediction in response to a determination that the probability of the spike is below the risk tolerance, wherein determining the price prediction comprises outputting the price prediction for visual representation on the electronic display.

Abstract: A remote temperature monitoring system includes a temperature monitoring device and a remote monitoring platform. The temperature monitoring system uses a temperature acquisition sensor to process collected temperature data by means of a single-chip microcomputer, and then the processed data information is transmitted to a computer by the single-chip microcomputer. Monitoring software is installed in the computer. After the software obtains the data, the data are parsed, and then a temperature-time map is drawn by means of a visual interface. At the same time, the temperature monitoring device also transmits the parsed data to the remote monitoring platform, thereby realizing remote monitoring of temperature. The system integrates multi-channel acquisition, remote monitoring, timed temperature measurement, real-time mapping, data storage, temperature alarm and other functions into one.

Abstract: The invention relates to the field of pharmaceutical synthesis, in particular to the preparation method of hexahydrofuro-furanol derivative, intermediates thereof and preparation methods thereof. The preparation methods comprises the steps of halogenation reaction, acylation reaction, enzymatic reduction reaction, reaction with amine compounds, reduction ring closure reaction (A1, A2, B, Cp1, CL, Cf) wherein, R1, R2, R3 are hydrogen or hydroxy protecting groups; R4 and R5 are the same or different and are phenyl, alkyl or substituted phenyl. In the preparation process of hexahydrofuro-furanol derivatives, the chirality is constructed by enzymatic method, and the product can be prepared with very high optical purity by adopting such technical means. The preparation method can be used to prepare the key intermediate, (3R, 3aS, 6aR)-hexahydrofuro[2,3-b]-3-ol, of Darunavir, in commercial production, which is a very economical route suitable for industrial production.

Abstract: A method is provided for controlling communication in wireless charging. The method comprises: controlling wireless power transfer with a device; receiving a communication signal from the device; generating a jamming signal based on the communication signal from the device; and applying the jamming signal to the communication signal to obtain a jammed communication signal. A device is also provided for controlling communication in wireless charging. The device is configured to control wireless power transfer and receive a communication signal. The device comprises: a jamming circuit configured to generate a jamming signal based on the received communication signal, wherein the device is further configured to apply the jamming signal to the received communication signal to obtain a jammed communication signal.

Abstract: A 2D image-guided surgical robot system for drilling operations includes surgical image acquisition equipment, robot positioning and drilling equipment, and a remote operation workstation. To perform a drilling operation, images of the surgery area are acquired with the image acquisition equipment and are registered to the robot, and a distortion correction is performed. A drilling path is assigned by a doctor through the GUI of the remote operation workstation, and the remote operation workstation calculates the robot motion quantity using a position-based method and moves the robot accordingly. Based on the relative position of the surgical tool and drilling path in the images, the remote operation workstation calculates a motion quantity using image feedback and controls the robot to make further fine adjustments to the drilling path. The robot then performs the drilling operation with an electric drill or holds a drill guide for doctors to perform the drilling manually.

Abstract: A multi-coil placement method of a wireless charging system is disclosed. The method may include obtaining a width parameter of an effective charging area a and a width parameter of a power transmitter coil b, calculating a ratio of the width parameters a/b, determining a shape, size and number of layers of mesh cells based on the ratio of a/b, determining a layout of the mesh cells, covering a required charging area using the mesh cells based on the determined shape, size, number of layers, and layout, and replacing the mesh cells with the power transmitter coils.

Abstract: Methods and devices for increasing power delivery efficiency of wireless power transfer systems are disclosed. A wireless power transfer system may include a power transmitter system and a power receiver system. The power transmitter system may comprise a power amplifier, a power transmitter, a controller, and a sensing circuit. The power amplifier may be configured to receive an input power. The power transmitter system may include a transmitter-side coil configured to wirelessly couple to a receiver-side coil of the power receiver system. The controller may be configured to set a voltage and a frequency of the power transmitter system based on output power information of the power receiver system to increase wireless power delivery efficiency of the wireless power transfer system. The sensing circuit may be configured to determine the output power information of the power receiver system.

Abstract: The invention relates to the field of pharmaceutical synthesis, in particular to a preparation method of (3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-ol derivatives and their intermediates. The preparation method is carried out starting from compound Formula A1. In the preparation of (3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-ol derivatives, the chirality was constructed by enzymatic method, and the products were prepared with high optical purity. The preparation method can be used to produce the key intermediates of (3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-ol of darunavir commercially, which is a very economical route suitable for industrial production.

Abstract: Methods, systems, and devices for wirelessly providing power to devices using a non-resonant power receiver are disclosed. A transmitter-side inductor may be inductively coupled to a receiver-side inductor. The transmitter-side inductor and one or more transmitter-side matching capacitors may be included in a power transmitter. The receiver-side inductor may be included in a power receiver. The power receiver may not include a receiver-side matching capacitor. Power from the power transmitter may be provided to the power receiver via the inductive coupling between the transmitter-side inductor and the receiver-side inductor. The power receiver may provide a reflected impedance including a real part and an imaginary part to the power transmitter. The transmitter-side matching capacitor(s) may compensate for the imaginary part of the reflected impedance.