148 results about "Baseband processor" patented technology

This application sets forth techniques for dynamically managing a shared provisioning electronic subscriber identity module (eSIM) for a wireless device. A shared (non-unique) provisioning eSIM is installed in the wireless device to provide limited functionality connectivity to services, such as for device activation and user eSIM provisioning. The shared provisioning eSIM includes records of IMSI values organized into groups of IMSI pools and priorities for selecting IMSI values for configuring the shared provisioning eSIM. An on-device shared provisioning SIM / eSIM controller resident on a cellular baseband processor of the wireless device selects and configures the shared provisioning eSIM with IMSI values based on the priorities and on results from scanning for available public land mobile networks (PLMNs). The shared provisioning eSIM can be re-configured with different IMSI values selected from different IMSI pools until successful registration using the configured provisioning eSIM occurs or a maximum number or retries occurs.

Certain aspects of the present disclosure provide techniques for using shared radio frequency resources for multiple subscriber identification module transmission and reception. An example method includes receiving, using a shared set of receive (RX) chains, a plurality of radio frequency (RF) signals in a set of time-frequency resources, wherein the plurality of RF signals include: first RF signals corresponding to first subscription of the UE, and second RF signals corresponding to a second subscription of the UE: processing the first RF signals using a first baseband processor of the UE associated with the first subscription; and processing the second RF signals using a second baseband processor of the UE associated with the second subscription.

The invention discloses an interphone power saving method and device for dynamically adjusting a low noise amplifier working point, and the method comprises the following steps: S1, periodically collecting a digital intermediate frequency signal in a receiving stage, and calculating a first parameter and a second parameter, the first parameter being a current received signal strength indication value, and the second parameter being a current signal-to-noise ratio estimation value; s2, when the first parameter is higher than a first threshold value and the second parameter is higher than a second threshold value, it is judged that a low-power-consumption access condition is met; s3, when N continuous cycles all meet the low-power-consumption access condition, the baseband processor outputs a first control signal, and the bias working point of the low-noise amplifier is switched to a low-power-consumption mode; and S4, in a low-power-consumption mode, if the first parameter is lower than a third threshold value or the second parameter is lower than a fourth threshold value, outputting a second control signal, and switching the bias working point of the low-noise amplifier to a high-performance mode, thereby solving the problem of high static power consumption of the interphone receiving link on the premise of ensuring the communication reliability.

Embodiments are presented herein of apparatuses, systems, baseband processors, and methods for performing uplink communications and vehicle-to-everything sidelink communication. A wireless device receives first control information through a sidelink control channel specifying one or more first time slots for the wireless device to transmit a sidelink acknowledgment message over a sidelink feedback channel. The wireless device receives a resource grant through a downlink control channel, wherein the resource grant specifies one or more second time slots for the wireless device to transmit an uplink transmission over an uplink channel. The first and second time slots at least partially overlap, and it is selectively determined whether to transmit the sidelink acknowledgment message or the uplink transmission during the overlapping time slots.

In one embodiment, an apparatus includes a baseband processor to generate a baseband signal and a digital pre-distortion (DPD) circuit to pre-distort the baseband signal with compensation information obtained from a lookup table. The lookup table may have a plurality of entries each to store a pre-distortion value, the lookup table to be addressed based on a target output power level of the baseband signal. The apparatus also may include a converter to convert the pre-distorted baseband signal to an analog signal and radio frequency (RF) circuitry comprising: a mixer to upconvert the analog signal to a pre-distorted RF signal, and a power amplifier to amplify the pre-distorted RF signal.

A short-range communications apparatus, a chip, and a control method are disclosed. The apparatus includes: a gain unit, coupled to an antenna; a first radio frequency (RF) receive channel, coupled to the gain unit; a first baseband processor, coupled to the first RF receive channel, and configured to receive a first signal from the antenna through the first RF receive channel; a second RF receive channel, coupled to the gain unit; and a second baseband processor, coupled to the second RF receive channel, and configured to receive a second signal from the antenna through the second RF receive channel.

Techniques discussed herein can facilitate multi-slot sidelink transmissions in the unlicensed spectrum. One example aspect is a baseband processor of a user equipment (UE), comprising a memory and one or more processors configured to, when executing instructions stored in the memory, cause the UE to determine a resource block (RB) set configuration for a multi-slot sidelink transmission with n slots. The one or more processors are further configured to determine a sidelink control information (SCI) configuration, based on the RB set configuration and generate SCI for the multi-slot sidelink transmission based on the SCI configuration. The SCI configuration includes a first stage SCI in a physical sidelink control channel (PSCCH) and a second stage SCI in a physical sidelink shared channel (PSSCH). Subsequently, the one or more processors are further configured to transmit the multi-slot sidelink transmission over the n slots where the multi-slot sidelink transmission includes the PSCCH and the PSSCH.

A user equipment (UE), baseband processor, and network device are described. The UE and / or baseband processor can perform transmitting capability signaling indicating a processing time within which the UE is capable of processing a control message modifying a synchronization signal block (SSB) burst period from a first period used for a first set of SSB bursts to be a second period for a second set of SSB bursts. The UE and / or baseband processor then receives, responsive to the transmitted capability signaling, the control message modifying the SSB burst period. The UE and / or baseband processor then processes, after receiving the control message modifying the SSB burst period, measurements of one or more SSB bursts received during the second set of SSB bursts, and transmits a measurement report based on the processed measurements of the one or more SSB bursts.

A user equipment (UE), a base station, a baseband processor or other network device can operate to perform an initial access to a satellite base station (e.g., a non-terrestrial network (NTN) ). The UE can perform a cell search during the initial access on an NTN band based on one of a plurality of synchronization signal block (SSB) periodicities that each map to a different NTN band ID, respectively, where the UE is an idle or inactive mode. A number of candidate values of the SSB periodicities can correspond to a different NTN band ID, or NTN region ID, respectively, according to a predefined association in one or more data sets.

The invention discloses a clock distribution system for realizing XL-MIMO system multichannel synchronization, a multistage clock distribution network generates X paths of same-frequency and same-phase trigger signals and reference clock signals, all USRP devices receive the reference clock signals, clock synchronization among all the USRP devices is realized, when the USRP devices receive the trigger signals, counters in the USRP devices are reset in a unified manner, and the XL-MIMO system multichannel synchronization is realized. Triggering synchronization between the USRP equipment is realized; a backhaul interaction relationship is established between the USRP device and the baseband MIMO processing module, and the USRP device and the baseband MIMO processing module are ensured to process data frames synchronously. According to the clock distribution architecture and the hybrid trigger mechanism provided by the invention, accurate timing and synchronization between XL-MIMO system equipment can be well realized, special trigger signal links between the USRP and the baseband MIMO processor module are effectively reduced, and the expandability and the flexibility of the system are improved.

This invention provides a wireless communication method, apparatus, device, and storage medium for a projector. The method includes: receiving a mobile network signal through an antenna array, filtering and switching it via a radio frequency front end, and then amplifying it using a low-noise amplifier; demodulating and processing the amplified radio frequency signal using a baseband processor to obtain baseband data; encrypting and decrypting the baseband data and managing its quality of service using a network communication core processor; and transmitting the processed network data to a main control chip module via a USB interface for decoding and display scheduling, then driving the image imaging and display module for projection display. By integrating a mobile network communication module into the projector, data can be transmitted directly via the mobile network, bypassing external WiFi routers and preventing data interception during relay, thus improving data transmission security.

Techniques discussed herein can facilitate enhanced radio resource management measurements for wireless technology including New Radio (NR). One example aspect is a baseband processor including one or more processors. The one or more processors are configured to receive a measurement link information. From the measurement link information, a number of synchronization signal block based measurement timing configurations (SMTCs) (Y) per receive (Rx) beam of a number of Rx beams are determined. A subset number of Rx beams (NUE) of the number of Rx beams based on the measurement link information are determined. Radio resource management (RRM) measurements are performed according to the subset number of Rx beams.

Systems, methods, and devices for transmitting and receiving sidelink positioning reference signals (SL-PRS) are provided. In one example, a user equipment (UE) includes a memory and a baseband processor. The baseband processor is configured to, upon execution of the instructions stored in the memory, cause the UE to select a sidelink positioning reference signal (SL-PRS) resource from a configured or pre-configured dedicated resource pool. The dedicated resource pool includes candidate physical sidelink control channel (PSCCH) resources and candidate SL-PRS resources configured to carry single-stage sidelink control information (SCI), wherein the dedicated resource pool does not include candidate resources for physical sidelink shared channel (PSSCH) transmission. The baseband processor is configured to cause the UE to transmit the SL-PRS in the selected SL-PRS resource.

The present application relates to a kind of reconfigurable baseband processing SoC architecture based on RISC-V extension instruction set and its instruction control method, belong to communication chip and processor design technical field.For the instruction set flexibility insufficient, data handling inefficiency and dynamic reconfiguration and high energy efficiency difficult to consider of existing 5G / 6G baseband processor, the present application proposes a kind of heterogeneous computing architecture, including the RISC-V processor core cluster of supporting RV64IMAFDCV instruction set, extension instruction execution unit, vector coprocessor and reconfigurable hardware acceleration module group.By adding special instructions such as complex matrix multiplication, optimizing data path design, using double buffering mechanism and hierarchical reconfigurable technology, efficient execution of baseband processing is realized.At the same time, dynamic voltage frequency regulation system can adjust power supply parameters in real time according to work load.The scheme significantly improves the performance and energy efficiency of baseband processing, and is suitable for physical layer signal processing of 5G / 6G communication system.

The invention provides a low-power-consumption satellite communication method, terminal equipment and a storage medium, and the method comprises the steps: responding to a satellite communication resident network, and building a call service; after the call service is completed, the baseband processor releases radio resource control (RRC) connection with a satellite; the protocol stack sends a base band processor dormancy pin enable signal and a dormancy instruction to the base band processor; the baseband processor sends sleep information to the protocol stack after receiving a sleep pin enable signal of the baseband processor and the sleep instruction; and the baseband processor enters a dormant state. Under the condition that no call service exists, the baseband processor is allowed to enter the dormant state, the standby power consumption of the terminal equipment can be reduced to the maximum extent, and it is ensured that the standby time of the terminal equipment is prolonged as much as possible.

The invention provides an energy-saving method and device for a radio frequency unit, equipment and a medium, and the method comprises the steps that the radio frequency unit detects an IQ time-domain signal of each radio frequency channel in real time, and detects a zero sequence with the amplitude of the IQ time-domain signal being zero; and when the zero sequence is detected, comparing the duration time of the zero sequence with a preset time threshold value, and when the duration time exceeds the preset time threshold value, controlling the radio frequency power amplifier switch of the corresponding radio frequency channel to be in a turn-off state through the radio frequency unit. The zero sequence and the duration of the baseband IQ time domain signal corresponding to each path of radio frequency power amplifier are detected, and when the duration of the zero sequence exceeds the preset threshold duration, the radio frequency power amplifier switch is controlled to be in the turn-off state through the radio frequency unit, so that the method does not depend on a base station topological structure, and the reliability of the radio frequency power amplifier switch is improved. Or the purpose of reducing the energy consumption of the radio frequency unit of the base station can be quickly realized at low cost without depending on the function optimization or control of the BBU side or the baseband processor.

A wireless radio-frequency receiver (500) comprising multiple antenna elements (511-514) for receiving a radio signal, an analogue beamforming radio circuit (520), a digital baseband processor (530), a first signal path (531) and a second signal path (532) from the multiple antenna elements (511-514) to the digital baseband processor (530), wherein the first signal path comprises the analogue beamforming radio circuit (520) and wherein the second signal path (532), which is at least partly parallel to the first signal path (531), comprises an analogue crossbar array (540), wherein a respective antenna element (511-514) is connected to a corresponding input of the analogue crossbar array (540), the analogue crossbar array (540) being configured to provide output signals that is the result of a matrix multiplication of input signals of the analogue crossbar array (540).

Systems, methods, and circuitries are disclosed for downlink receive (DL RX) chain sharing. In one example, a user equipment (UE) includes a memory and a baseband processor configured to, when executing instructions stored in the memory, cause the UE to provide an indication of a plurality of frequency bands for which downlink receive (DL RX) chain sharing is supported; and receive DL transmissions in a subset of the plurality of frequency bands, wherein a number of frequency bands in the subset exceeds a number of RX chains that receive the DL transmissions.

The invention relates to a satellite communication terminal system based on trusted computing and a security protection method, belongs to the technical field of satellite communication, and solves the problem that the security protection of a satellite terminal is neglected in the prior art. The method comprises the following specific steps: an application processor used for transmitting to-be-encrypted data to a terminal security module; the decryption module is also used for receiving the decrypted data to a corresponding application; the terminal security module comprises a trusted password module and a trusted service module; wherein the trusted service module transmits to-be-processed data to the trusted password module through the trusted password service interface; the trusted password module is used for carrying out trusted storage on password resources, executing trusted password service based on the password resources, encrypting and decrypting the to-be-processed data and transmitting the to-be-processed data to a baseband processor or an application processor; and the baseband processor is used for correspondingly sending the data to the terminal security module or the receiver, so that the security protection of the satellite communication terminal system is realized.

A user equipment (UE), baseband processor, and network device are described. The baseband processor of the UE can receive control signaling that configures a plurality of channel state information reference signal (CSI-RS) resources for a plurality of CSI-RS ports, each CSI-RS resource of the plurality of CSI-RS resources associated with a subset of CSI-RS ports of the plurality of CSI-RS ports, and at least a first CSI-RS resource of the plurality of CSI-RS resources is in a different slot from a second CSI-RS resource of the plurality of CSI-RS resources; determining channel state information (CSI) for the plurality of CSI-RS ports based at least in part on reference signals received on the plurality of CSI-RS resources, including the first CSI-RS resource and the second CSI-RS resource; and transmitting a CSI report that includes the determined CSI for the plurality of CSI-RS ports.

An ultra-wideband (UWB) radio (100) comprises a first bandpass filter (104), a first analog-to-digital converter (ADC) (110), a baseband processor (112), and a first control circuit (122). The first bandpass filter (104) is designed to filter a radio frequency (RF) signal according to a first lower cutoff frequency and a first upper cutoff frequency, thereby forming a first filtered signal. The first ADC (110) is designed to convert the first filtered signal into a first digital signal. The baseband processor (112) is designed to process the first digital signal. The first control circuit (122) is designed to control the first lower cutoff frequency and the first upper cutoff frequency.

The utility model discloses a miniaturized low-power-consumption Bluetooth module for 5G communication, relates to the technical field of wireless communication, and solves the problems that an existing Bluetooth module is large in size, high in power consumption and poor in signal stability in a complex environment. The utility model discloses a miniaturized low-power-consumption Bluetooth module for 5G communication. The miniaturized low-power-consumption Bluetooth module comprises an integrated chip set, a dynamic beam forming antenna, a high-precision power management circuit, a dual-mode clock system and an electronic ink screen state display, according to the utility model, the Bluetooth baseband processor, the radio frequency module and the embedded auxiliary processor are highly integrated through a 5mm-level integrated packaging technology, and a metal shielding layer is arranged on the packaging surface to reduce electromagnetic interference; a self-adaptive antenna array modulated by adopting pi / 4-DQPSK / 8DPSK is adopted; the RTC module and the temperature compensation crystal oscillator are designed through double-clock redundancy, so that the full-temperature-range clock precision is + / -10 ppm, and meanwhile, the power management system of the muA-level quiescent current supports low-power-consumption awakening in a deep sleep mode.

A user equipment (UE), baseband processor, and network device are described. The UE (e.g., or the baseband processor) can determine a first measurement value based at least in part on a first set of reference signals received using a main receiver according to a first measurement configuration. The UE may determine a second measurement value based at least in part on a second set of reference signals received using a low power wake-up receiver according to a second measurement configuration. The UE may then generate a combined measurement value where a scaling factor is applied to one or more of the first measurement value or the second measurement value; transmitting a measurement report that indicates the combined measurement value.

Techniques discussed herein can facilitate sidelink (SL) transmissions in the unlicensed spectrum. One example aspect is a baseband processor of a user equipment (UE) including one or more processors configured to perform a first listen before talk (LBT) procedure and a second LBT procedure, where the first LBT procedure is performed according to a first LBT bandwidth (BW) (LBT BW1), and the second LBT procedure is performed according to a second LBT bandwidth (LBT BW2). The one or more processors are further configured to transmit a SL message, in an unlicensed spectrum, after completing the first LBT procedure and the second LBT procedure, where the SL message is transmitted in a SL BWP that overlaps with the LBT BW1 and the LBT BW2.

Aspects of the subject disclosure may include, for example, determining, in relation to a communication node, a neighboring node of a wireless network, wherein the neighboring node comprises a baseband processor in communication with a radio frequency (RF) subsystem. A determination is made regarding one of a spatial configuration, a hosting infrastructure configuration, or both, of the neighboring node. The spatial configuration includes one of a divided configuration, including geographically separated centralized and a distributed baseband units, and an undivided configuration including an undivided baseband unit. The hosting infrastructure configuration distinguishes a physical configuration having the baseband processor includes dedicated compute resources allocated to the node, from a virtual configuration having a virtual baseband processor hosted on shared compute resources. An association between the spatial configuration, the hosting infrastructure configuration, or both, and the neighboring node facilitates mobility within the wireless communication network. Other embodiments are disclosed.

A user equipment (UE), including a vehicle to everything (V2X) device, a baseband processor or other network device can operate in an unlicensed network to acquire a channel occupancy time (COT) for sidelink (SL) transmission and provide sidelink control information (SCI) with a first stage SCI in a physical sidelink control channel (PSCCH) and a second stage SCI in a physical sidelink shared channel (PSSCH). The first stage SCI or the second stage SCI can provide COT indications to a receiving UE device that enable COT sharing in a sidelink unlicensed COT (SL-U COT) for SL communication.

A method for atom-based closed-loop control includes exciting atoms of a gas into one or more Rydberg states, applying one or more signal processing functions to the one or more Rydberg states, and regulating a characteristic of the applied one or more signal processing functions based on, at least in part, a response of the one or more Rydberg states to the one or more signal processing functions. A system for internal quantum-state-space interferometry includes an atomic receiver, an interferometric pathway, and a detector. The interferometer includes an atomic vapor with first atomic states and second atomic states. The interferometric pathway from RF phases between the first and second atomic states is closed by a quantum-state-space. The detector is configured to detect a readout of an interferometric signal. Embodiments include atom-based automatic level control, baseband processors, phase-locked loops, voltage transducers, raster RF imagers and waveform analyzers.

An ultra-wideband (UWB) radio includes a first bandpass filter, a first analog-to-digital converter (ADC), a baseband processor, and a first control circuit. The first bandpass filter is configured to filter a radio frequency (RF) signal according a first lower cutoff frequency and a first upper cutoff frequency, thereby forming a first filtered signal. The first ADC is configured to convert the first filtered signal to a first digital signal. The baseband processor is configured to process the first digital signal. The first control circuit is configured to control the first lower cutoff frequency and the first upper cutoff frequency.

This disclosure relates to a wireless communication device and a method for wireless communication. The wireless communication device includes a baseband processor and a controller. The baseband processor is configured to generate state information about the channel of the wireless communication by processing baseband signals. The controller is configured to enable low-power operation based on the state information in a first channel state where the channel quality is degraded compared to a second channel state.

A control unit (310) for controlling a digital interface chip, DIC, (320) of a multi-antenna transmitter and receiver arrangement, MATARA, (400), wherein the DIC (320) is connectable via an analog interface (322) to a first plurality of transceivers (500, 501,..., 515) configured to transmit and / or receive radio signals in a first set of frequency ranges (FRa, FRb), wherein the DIC (320) is connectable to one or more transceiver units (340) via a first digital interface (342), wherein each transceiver unit (340) is configured to transmit and / or receive radio signals in a respective set of frequency ranges (FRc, FRd), and wherein the DIC (320) is connectable via a second digital interface (352) to a baseband, BB, processor (350) configured to process the radio signals transmitted and / or received in the first and / or in each respective set of frequency ranges (FRa, FRb, FRc, FRd), wherein the DIC (320) comprises a baseband interface resource allocation unit, BBIFRA, (360), wherein the BBIFRA (360) is configured to allocate baseband interface resources for data to be transferred to / from the first plurality of transceivers (500, 501,..., 515) via the analog interface (322) and for data to be transferred to / from the one or more transceiver units (340) via the first digital interface (342), the control unit (310) configured to: obtain (110) a configuration of the MATARA (400); allocate (120) a first set of baseband interface resources to the data transmitted / received to / from the first plurality of transceivers (500, 501,..., 515) based on the obtained configuration; allocate (130) a second set of baseband interface resources to data transmitted / received to / from the one or more transceiver units (140) based on the obtained configuration; and configure (140) the BBIFRA (360) to transfer data from the first plurality of transceivers (500, 501,..., 515) and data from the one or more transceiver units (340) to the BB processor (350) via the second digital interface in accordance with the allocated first and second sets of baseband interface resources or to transfer data from the BB processor (150) to the first plurality of transceivers (500, 501,..., 515) and to the one or more transceiver units (340) via the second digital interface in accordance with the allocated first and second sets of baseband interface resources. Corresponding multi-antenna transmitter and receiver arrangement, foldable wireless device, method, computer program product, and non-transitory computer-readable storage medium are also disclosed.