Abstract: Aspects of the disclosure provide an apparatus for transmitting a circularly polarized signal by linearly polarized antennas. Processing circuitry of the apparatus generates a transmitted baseband signal vector. Based on the transmitted baseband signal vector, power amplifiers (PAs) of the apparatus generates transmitted radio frequency (RF) signals. The transmitted RF signals are received by receiving circuitry of the apparatus to obtain a received baseband signal vector. A controller of the apparatus calibrates the PAs and local oscillator (LO) signals of frequency converters of the apparatus based on the received baseband signal vector. A horizontally polarized antenna and a vertically polarized antenna of the apparatus transmit a circularly polarized signal based on the calibrated PAs and the calibrated LO signals.

Abstract: Provided is an apparatus for transmitting a circularly polarized signal by linearly polarized antennas. A horizontally polarized antenna and a vertically polarized antenna of the apparatus receives a first circularly polarized signal transmitted based on a transmitted baseband signal vector. Based on the first circularly polarized signal, a radio frequency (RF) module of the apparatus generates a received baseband signal vector including a product of the transmitted baseband signal vector and a receiving polarization vector of the transmitted baseband signal vector. Processing circuitry of the apparatus estimates the receiving polarization vector based on the received baseband signal vector and calibrates power amplifiers (PAs) and local oscillator (LO) signals of frequency converters in the RF module based on the estimated receiving polarization vector.

Abstract: A method for performing beamforming sounding feedback in a system-parameter-aware manner and associated apparatus are provided. The method applicable to a wireless transceiver device within a wireless communications system may include: checking a plurality of system parameters of the wireless communications system to generate a plurality of checking results of the plurality of system parameters, respectively, wherein any checking result among the plurality of checking results indicates a current value of a corresponding system parameter among the plurality of system parameters; modifying a first beamforming feedback matrix according to the plurality of checking results to generate a second beamforming feedback matrix; and sending beamforming sounding feedback information carrying the second beamforming feedback matrix to another device within the wireless communications system, for further processing of the other device.

Abstract: A method of for performing carbon neutralization in a communication network is provided. The method includes receiving a service task from a user equipment. The method also includes obtaining a carbon neutralization calculation parameter related to performing the received service task. The method further includes selecting, based on the obtained carbon neutralization calculation parameter, a target entity from a plurality of candidate targets at which the received service task can be performed. The method further includes sending the received service task to the selected target entity.

Abstract: A multi-chip system includes a plurality of chips and a monitoring and calibration system. The plurality of chips include at least a first chip and a second chip, wherein an output port of the first chip is connected to an input port of the second chip via a chip-to-chip connection, the first chip transmits an output signal to the second chip via the chip-to-chip connection, and the second chip processes an input signal that is derived from the output signal transmitted via the chip-to-chip connection. The monitoring and calibration system calibrates a chip setting of at least one of the first chip and the second chip for pulse width calibration of the input signal.

Abstract: The present invention provides a voltage regulator including a voltage control circuit and a current control circuit. The voltage control circuit is configured to receive an output voltage of the voltage regulator to generate a first current to an output terminal of the voltage regulator; and the current control circuit is configured to generate a second current to the output terminal of the voltage regulator according to an output current of the voltage regulator, wherein the output current is generated according to the first current and the second current.

Abstract: The present invention provides a wireless communication method of an access point, wherein the wireless communication method comprises: generating a PPDU according to a traffic of the access point, wherein the PPDU includes a preamble and SIG field, a first data field, a midamble and SIG field and a second data field in sequence, the preamble and SIG field includes information of a first station and a first resource unit allocated to the first station, and the midamble and signal SIG field includes information of a second station and the first resource unit that is reallocated to the second station; transmitting the preamble and SIG field; using the first resource unit to transmit data corresponding to the first data field to the first station; transmitting the midamble and SIG field; and using the first resource unit to transmit data corresponding to the second data field to the second station.

Abstract: Various examples pertaining to camera view synthesis on head-mounted display (HMD) for virtual reality (VR) and augmented reality (AR) are described. A method involves receiving, from a plurality of tracking cameras disposed around a HMD, image data of a scene which is on a first side of the HMD. The method also involves performing, using the image data and depth information pertaining to the scene, view synthesis to generate a see-through effect of viewing the scene from a viewing position on a second side of the HMD opposite the first side thereof.

Abstract: A semiconductor package structure including a semiconductor die having a first surface, a second surface opposite the first surface, and a third surface adjoined between the first surface and the second surface. A first protective insulating layer covers the first and third surfaces of the semiconductor die. A redistribution layer (RDL) structure is electrically coupled to the semiconductor die and surrounded by the first protective insulating layer on the first surface of the semiconductor die. A first passivation layer covers the first protective insulating layer and the RDL structure. At least one conductive structure passes through the first passivation layer and is electrically coupled to the RDL structure. A method of forming the semiconductor package is also provided.

Abstract: The present invention provides a memory controller including a plurality of channels. A first channel of the plurality of channels includes a first transmitter, a first pull-up variable resistor and a first pull-down variable resistor, wherein the first transmitter is configured to generate a first data signal to a memory module, the first pull-up variable resistor is coupled between a supply voltage and an output terminal of the first transmitter, and the first pull-down variable resistor is coupled to the output terminal of the first transmitter. The control circuit is coupled to the plurality of channels, and is configured to control the first pull-up variable resistor and/or the first pull-down variable resistor according to a reference voltage used by the memory module.

Abstract: Aspects of the present disclosure provide an apparatus, which can include a first secured processor and secured applications embedded in the first secured processor. Each of the secured applications can be associated with an artificial intelligence (AI) model. The apparatus can further include first secured memories each configured to store an AI executable binary associated with a corresponding one of the AI models, a second secured processor configured to execute the AI executable binaries stored in the first secured memories, a sub-system, and an AI session manager configured to receive from the sub-system an AI session that identifies one of the AI models, and prepare and store an AI executable binary associated with the AI model to one of the first secured memories that corresponds to the AI executable binary. The sub-system can trigger the second secured processor to execute the AI executable binary stored in the first secured memory.

Abstract: A device can include a remote protocol communication (RPC) slot configured to receive a message package generated from an entity during an RPC process, a processing unit configured to process the message package and return a result via the RPC slot to the entity, a blocker configured to be enabled to block or disabled to allow communication between the RPC slot and the processing unit, a key slot corresponding to the RPC slot and configured to receive a key from the entity, a key pool configured to store key slot and key pairs, and a verifier configured to disable the blocker when the key matches a key contained in one of the key slot and key pairs that contains the key slot and enable the blocker when the key does not match the key contained in any one of the key slot and key pairs that contains the key slot.

Abstract: A wireless communication method includes: generating a buffer status report poll (BSRP) trigger frame, wherein the BSRP trigger frame is configured to carry indication information of buffer status report (BSR) collection; sending the BSRP trigger frame to at least one non-access-point (non-AP) station (STA); and in response to receiving the BSRP trigger frame, generating at least one trigger-based (TB) physical layer (PHY) protocol data unit (PPDU), and sending the at least one TB PPDU to an access point (AP).

Abstract: A frame interpolation method for generating a third image frame interpolated between a first image frame and a second image frame includes: performing motion estimation upon a first input image frame and a second input image frame, to obtain a single-directional motion, wherein the first input image frame is derived from the first image frame, and the second input image frame is derived from the second image frame; scaling the single-directional motion according to a time point of the third image frame, to generate a scaled motion; deriving a forward-warped result from a result of performing a forward warping operation and a first inverse operation upon the scaled motion; performing a second inverse operation upon the forward-warped result, to generate an inversed result; and generating the third image frame according to the first image frame, the second image frame, the forward-warped result, and the inversed result.

Abstract: The present invention provides a control method of an electronic device is disclosed, wherein the electronic device includes a first antenna and a second antenna. The control method includes the steps of: setting one of the first antenna and the second antenna as a default antenna; receiving a plurality of packets within an interval; for each of the plurality of packets, comparing a signal strength corresponding to the first antenna and a signal strength of the second antenna to generate a first comparison result; updating a first value or a second value according to the first comparison result; wcomparing the first value and the second value to generate a second comparison result when running out the interval; and selecting one of the first antenna and the second antenna to be the default antenna according to the second comparison result.

Abstract: The present invention provides an integrated circuit layout including a first bank and a second bank. The first bank includes a plurality of I/O circuits and at least one first ESD clamp device. The second bank includes at least one second ESD clamp device, wherein the at least one second ESD clamp device is different in type from the at least one first ESD clamp device.

Abstract: A method for specifying layout of subpictures is provided. A video decoder receives data from a bitstream to be decoded as a current picture of a video. The video decoder parses the bitstream for positions and sizes of multiple subpictures of the current picture. A position of a first subpicture and a size of a last subpicture are skipped during the parsing. The video decoder reconstructs the current picture and the subpictures of the current picture according to the positions and the sizes of the subpictures.

Abstract: A method includes receiving a higher-layer signal from a base station, wherein the higher-layer signal enables the use of 2-stage DCI based cross-carrier scheduling and provides mapping between a scheduling serving cell and one or more scheduled serving cells; receiving a first-stage DCI carried in a PDCCH in a slot in the scheduling serving cell, wherein the first-stage DCI provides the information related to the corresponding second-stage DCI; receiving a second-stage DCI corresponding to the first-stage DCI in a specific set of resource elements in the same slot in the same scheduling cell as the first-stage DCI-based on the information provided in the first-stage DCI, wherein the second-stage DCI provides scheduling information for the scheduled serving cells; and performing data reception or transmission over the scheduled serving cells based on the received 2-stage DCI.

Abstract: A method for performing Internet reachability management and associated apparatus are provided. The method may include: establishing, by a processor of the UE, a first connection to a first access device; receiving, by the processor, an indicator complying with a first protocol sent from the first access device; in response to receiving the indicator, performing, by the processor, a reachability detection complying with a second protocol to generate a detection result; and in response to the detection result representing that a network is not reachable, performing at least one of: displaying, by a display of the UE, a message or icon to represent the first connection or the network is unavailable; disconnecting, by the processor, the first connection; and establishing, by the processor, a second connection to a second access device.

Abstract: Embodiments of the present invention provide an apparatus and method for enrolling a wireless AP into a Multi-AP (MAP) wireless network. By enrolling multiple wireless AP in a MAP wireless network, the wireless APs can cooperate to efficiently service wireless STAs and advantageously mitigate signal interference and degradation do to walls, structures, objects, etc. To enroll a new wireless AP into an existing MAP wireless network, the new wireless AP is authenticated and configured into the MAP network using a wireless device with ‘controller’ functionality (a “controller device”) that can act as a ‘Device Provisioning Protocol (DPP) configurator.’ A DPP-capable smartphone can perform DPP authentication and configuration without using a proprietary smartphone application. In this way the burden on both the user and the equipment manufacturer is reduced because a propriety smartphone application is not needed to enroll the new wireless AP.