Abstract: By changing frequencies of an oscillation signal and an injection signal, a frequency-converted self-injection-locked radar has an oscillation frequency different to a frequency of a transmitted signal from a transceiver antenna element such that the frequency-converted self-injection-locked radar with high sensitivity and penetration or with high sensitivity d low cost is achieved.

Abstract: A magnetic tunnel junction is disclosed wherein the reference layer and free layer each comprise one layer having a boron content from 25 to 50 atomic %, and an adjoining second layer with a boron content from 1 to 20 atomic %. One of the first and second layers in each of the free layer and reference layer contacts the tunnel barrier. Each boron containing layer has a thickness of 1 to 10 Angstroms and may include one or more B layers and one or more Co, Fe, CoFe, or CoFeB layers. As a result, migration of non-magnetic metals along crystalline boundaries to the tunnel barrier is prevented, and the MTJ has a low defect count of around 10 ppm while maintaining an acceptable TMR ratio following annealing to temperatures of about 400° C. The boron containing layers are selected from CoB, FeB, CoFeB and alloys thereof including CoFeNiB.

Abstract: A method for detecting a mounting error of an accelerometer includes acquiring actual output data of the accelerometer mounted to an unmanned aerial vehicle (“UAV”) while the UAV is in a hover state. The method also includes determining a mounting error angle of the accelerometer based on the actual output data.

Abstract: A method includes receiving first fluid property data from a first location in a hydrocarbon reservoir and receiving second fluid property data from a second location in the hydrocarbon reservoir. The method includes performing a plurality of realizations of models of the hydrocarbon reservoir according to a respective plurality of one or more plausible dynamic processes to generate one or more respective modeled fluid properties. The method includes selecting the one or more plausible dynamic processes based at least in part on a relationship between the first fluid property data, the second fluid property data, and the modeled fluid properties obtained from the realizations to identify potential disequilibrium in the hydrocarbon reservoir.

Abstract: A method includes identifying linearly behaving data within obtained data associated with fluid obtained from a subterranean formation. Shrinkage factor is determined based on the linearly behaving data. A function relating GOR data of the obtained fluid with the determined shrinkage factor is determined. A first linear relationship between optical density (OD) data of the obtained fluid and the function is determined. A second linear relationship between density data of the obtained fluid and the function is determined. An oil-based mud (OBM) filtrate contamination property of OBM filtrate within the obtained fluid based on the first linear relationship is determined. A native formation property of native formation fluid within the obtained fluid based on the second linear relationship is determined. A volume fraction of OBM filtrate contamination within the obtained fluid based on the OBM filtrate contamination property and the native formation property is estimated.

Abstract: A noncontact vibration sensor includes a wireless transceiver, a filter and an amplitude demodulator. The wireless transceiver is configured to transmit a transmission signal to an object and receive a reflected signal from the object. And the wireless transceiver is injection-locked by the reflected signal to output a self-injection-locked (SIL) signal. The filter is electrically connected to the wireless transceiver and configured to receive and convert the SIL signal from frequency modulation into amplitude modulation to output an amplitude-modulated signal. The amplitude demodulator is electrically connected to the filter and configured to receive and amplitude-demodulate the amplitude-modulated signal to output a demodulated signal.

Abstract: The present disclosure provides an electronic device for generating a multiple point of view (MPOV) video and the method thereof. The present disclosure involves the electronic device to obtain a plurality of media contents. The electronic device would identify a first media content relating to a second media content in time and location according to time information, audio information, and location information including a geographic tag and a surrounding signal information. Then, the first media content and the second media content are provided as relevant media contents for generating the MPOV video of the event having the relevant media content captured from different point of view.

Abstract: The present disclosure provides a method and device for waking up a voice recognition function in a mobile terminal. The method includes: receiving a trigger instruction of an input interface, and activating the input interface; acquiring a rotation angle of the mobile terminal in a first rotation direction with an x-axis as a rotation axis, in which the x-axis is a widthwise direction of a screen of the mobile terminal; and activating the voice recognition function when the rotation angle of the mobile terminal in the first rotation direction with the x-axis as the rotation axis is greater than or equal to a first trigger threshold.

Abstract: Circuits and methods for programming a MTJ stack of an MRAM cell minimizes a ferromagnetic free layer or pinned layer polarization reversal due to back-hopping. The programming begins by applying a first segment of the segment of the write pulse at a first write voltage level for a first time period to program the MTJ stack. A second segment of the segment of the write pulse at a second write voltage level that is less than the first write voltage level is applied to the magnetic tunnel junction stack for a second time period to correct the polarization of the MTJ when the MTJ stack has reversed polarization during the first time period. The second segment of the segment of the write pulse may be a ramp, or multiple ramps, or have a quiescent period between it and the first segment of the write pulse.

Abstract: The present specification discloses a data processing method, apparatus, and equipment. The method includes: obtaining an image sent by a user, wherein the image to is collected by the user for a merchant; identifying carbon-saving behavior of the merchant, comprising processing the image using a trained image recognition model; and determining, based on the carbon-saving behavior, a value representing an amount of carbon saved by the merchant.

Abstract: Sound is blocked from entering a sound pickup area of a sound pickup device by placing a sound control structure adjacent to the sound pickup area. The sound control structure can include a sound absorbing material which can be placed in a first position that blocks sound, or in a second position that allows sound to pass. The sound control structure can alternately include levers that engage buttons on the sound pickup area that enable or disable the sound pickup area.

Abstract: A 3-D path detection system includes an image capture device, a radar device and a computing module. The image capture device is provided to produce a dynamic image for calculating the x- and y-direction (transverse) pixel-value displacements according to a captured moving object image. The radar device is configured to transmit an input wireless signal to a moving object and receive a reflection signal from the moving object, and is configured to calculate a z-direction (longitudinal) displacement of the moving object according to a Doppler shift in the reflection signal. The computing module is configured to construct a 3-D path of the moving object according to the x- and y-direction pixel-value displacements of the moving object image and the z-direction displacement of the moving object.

Abstract: In a life detection method of the present invention, a signal transceiver is configured to transmit a transmission signal to an area and receive a reflected signal from the area as a detection signal, a demodulator coupled to the signal transceiver is configured to receive and demodulate the detection signal to output a demodulated signal, a compute element coupled to the demodulator is configured to receive the demodulated signal and compute a RMS value of the demodulated signal, and a determination element coupled to the compute element is configured to receive the RMS value of the demodulated signal and determine whether having a living body within the area according to the RMS value and a RMS threshold value.

Abstract: A magnetic tunnel junction with perpendicular magnetic anisotropy (PMA MTJ) is disclosed wherein a free layer interfaces with a tunnel barrier and has a second interface with an oxide layer. A lattice-matching layer adjoins an opposite side of the oxide layer with respect to the free layer and is comprised of CoXFeYNiZLWMV or an oxide or nitride of Ru, Ta, Ti, or Si, wherein L is one of B, Zr, Nb, Hf, Mo, Cu, Cr, Mg, Ta, Ti, Au, Ag, or P, and M is one of Mo, Mg, Ta, Cr, W, or V, (x+y+z+w+v)=100 atomic %, x+y>0, and each of v and w are >0. The lattice-matching layer grows a BCC structure during annealing thereby promoting BCC structure growth in the oxide layer that results in enhanced free layer PMA and improved thermal stability.

Abstract: An electrical connector includes an insulating block, and multiple differential signal terminals and multiple ground terminals embedded in the insulating block. Multiple first protruding blocks and multiple second protruding blocks protrude and extend forward from a front surface of the insulating block. A slot is formed between the first protruding block and the second protruding block adjacent to each other. Each differential signal terminal is embedded in and extends forward out of a first protruding block. Each of left and right sides of one pair of differential signal terminals has a first side surface. Each ground terminal is provided between two adjacent pairs of the differential signal terminals, and is embedded in and extends forward out of a second protruding block. Each of left and right sides of the ground terminal has a second side surface. A medium between the first side surface and the second side surface is air.

Abstract: A laminated seed layer stack with a smooth top surface having a peak to peak roughness of 0.5 nm is formed by sequentially sputter depositing a first seed layer, a first amorphous layer, a second seed layer, and a second amorphous layer where each seed layer may be Mg and has a resputtering rate 2 to 30X that of the amorphous layers that are TaN, SiN, or a CoFeM alloy. A template layer that is NiCr or NiFeCr is formed on the second amorphous layer. As a result, perpendicular magnetic anisotropy in an overlying magnetic layer that is a reference layer, free layer, or dipole layer is substantially maintained during high temperature processing up to 400° C. and is advantageous for magnetic tunnel junctions in embedded MRAMs, spintronic devices, or in read head sensors. The laminated seed layer stack may include a bottommost Ta or TaN buffer layer.

Abstract: A magnetic tunnel junction (MTJ) is disclosed wherein a free layer (FL) interfaces with a first metal oxide (Mox) layer and second metal oxide (tunnel barrier) to produce perpendicular magnetic anisotropy (PMA) in the FL. In some embodiments, conductive metal channels made of a noble metal are formed in the Mox that is MgO to reduce parasitic resistance. In a second embodiment, a discontinuous MgO layer with a plurality of islands is formed as the Mox layer and a non-magnetic hard mask layer is deposited to fill spaces between adjacent islands and form shorting pathways through the Mox. In another embodiment, end portions between the sides of a center Mox portion and the MTJ sidewall are reduced to form shorting pathways by depositing a reducing metal layer on Mox sidewalls, or performing a reduction process with forming gas, H2, or a reducing species.

Abstract: A method includes receiving tester configuration data, test pattern data, and tester operation data; configuring a circuit for performing a designated test evaluation; generating a stimulus waveform; converting the stimulus waveform to an analog stimulus signal; transferring the analog stimulus signal to a first terminal of a MTJ DUT at reception of a trigger timing signal; generating time traces based on the trigger timing signal; generating a response signal at a second terminal of the MTJ DUT and across a termination resistor as the analog stimulus signal is transferred through the MTJ DUT; converting the response signal to a digitized response signal indicating its voltage amplitude; and performing the designated test evaluation and analysis function in the configurable circuit based on voltage amplitudes and time values of the stimulus waveform, the digitized response signal, and the timing traces.

Abstract: A signal demodulation device includes an IQ mixer, a differential element and a signal processor. The IQ mixer is configured to output a first mixed signal and a second mixed signal. The differential element is electrically connected to the IQ mixer for receiving the first and second mixed signals and configured to differentiate the first and second mixed signals and output a first derivative signal and a second derivative signal. The signal processor is electrically connected to the differential element for receiving the first and second derivative signals and configured to demodulate the first and second derivative signals and output a first demodulated signal.

Abstract: An active phase switchable array includes a plurality of antenna elements and a bias circuit. Each of the radar elements includes an antenna, a power coupling network and an injection-locked oscillator (ILO), and each of the antenna elements is coupled with each other through the power coupling networks for operating the ILO of each of the antenna elements in self- and mutual-injection-locked states. The antenna elements in self-injection-locked state are utilized to detect the vital signs of subjects, and the antenna elements in mutual-injection-locked state are utilized to produce phase difference between the radiating signals of the antenna elements for forming a beam. As a result, the active phase switchable array can simultaneously detect the vital signs of multiple subjects.