Oppo Patente

The present disclosure relates to a communication device and a communication control method. The communication device includes a radio frequency transceiver, multiple radio frequency modules, a radio frequency power supply, and an electric power supply. When the communication device is configured to support a standalone mode, the radio frequency power supply outputs a radio frequency voltage to individual radio frequency modules ready for transmission that are conductively connected to one transmission channel group, the radio frequency voltage being determined based on the power information of each radio frequency module. This can meet the higher power demand and greater radio frequency power consumption of each radio frequency module ready for transmission in the standalone mode. When the communication device is configured to support a combined mode of frequency bands of different transmission channel groups, the radio frequency power supply outputs the radio frequency voltage to a radio frequency module ready for transmission that are conductively connected to one transmission channel group, and the electric power supply outputs a power supply voltage to other radio frequency modules ready for transmission that are conductively connected to another transmission channel group. Different radio frequency modules simultaneously transmit radio frequency signals from different channel groups under the power supply of different power supplies, which can support the non-standalone mode and also the DSDA mode.

The present application relates to a radio frequency system and a communication device. The radio frequency system may include: a transceiver circuit (10); a receiving circuit (20); a first coupling circuit (30), configured to support coupling of a transmit signal on a transceiver path and coupling of a reflected signal of the transmit signal, and output a first forward coupled signal and a first backward coupled signal; a second coupling circuit (40), configured to selectively turn on the receiving path and the coupling path, support coupling of the first forward coupled signal and coupling of the reflected signal, and output a second forward coupled signal and a second backward coupled signal; and, a processing circuit (50), configured to determine second impedance information of the receiving path according to the second forward coupled signal and the second backward coupled signal.

The disclosure related to a RF front-end device, a RF system and an electronic device. The RF front-end device is configured with an antenna terminal, a control terminal for receiving multiple control signals, and multiple input terminals for receiving multiple RF signals. The RF front-end device includes: a first switch unit having multiple first terminals connected to the multiple input terminals respectively; a power amplification unit, having an input terminal connected to a second terminal of the first switch unit, and an output terminal connected to the antenna terminal; and a control unit, where the control unit is connected to each of the control terminal and the power amplification unit, and is configured to control, based on a received target control signal, the power amplification unit to perform power amplification processing on a received target RF signal. The target control signal is one of the multiple control signals, and frequency bands of the multiple RF signals are different. This can increase the multiplexing efficiency of the power amplifier unit, enhance the integration level of RF front-end device, and achieve a low cost.

A radio frequency system (100) and an electronic device (1000). The radio frequency system includes a radio frequency transceiver module (10), a radio frequency front-end module (20), at least one antenna radiator (30), and at least one first low-noise amplification module (40). The radio frequency front-end module includes at least one transmission path (21) and at least one reception path (22). The transmission path is electrically connected to the radio frequency transceiver module, and the reception path is electrically connected to the radio frequency transceiver module. The first low-noise amplification module is connected between the antenna radiator and the reception path. When the first low-noise amplification module is in a first working state, it is conductive between the antenna radiator and the reception path, and when the first low-noise amplification module is in a first bypass state, it is short-circuited between the antenna radiator and the reception path.

A wireless communication method (200), a network device (400) and a terminal device (1000, 1100) are provided. The method includes: acquiring (S210), by a network device, target information, where the target information is information related to a connection between a first terminal and a second terminal; where the first terminal and the second terminal are connected via a first interface, and the first interface is not an interface defined by a 3GPP protocol.

Provided is a method for sidelink communication, which relates to the technical field of sidelink communications. The method is applicable to a first terminal. The first terminal performs the sidelink communication using an unlicensed spectrum, and the method includes: performing sidelink transmission in a first time-domain unit in response to a transmission condition being satisfied, wherein the transmission condition includes the following items: the first terminal is provided with granted transmission resources in the first time-domain unit, and channel access performed by the first terminal before the first time-domain unit is successful.

Provided in embodiments of the present application are a wireless communication method, terminal device and network device. The method includes: determining (210), by a network device (500), a plurality of slots starting from a first slot, wherein the plurality of slots are used for transmitting a first channel, and a number of time domain symbols available for transmitting the first channel within each slot of the plurality of slots is greater than or equal to a predetermined value, wherein a physical resource position for transmitting the first channel in each slot of the plurality of slots meets a constraint condition, wherein the first channel is a physical uplink control channel, PUCCH, and the first channel is repeatedly transmitted in the plurality of slots.

The disclosure provides a RF system and an electronic device. The RF system includes first and second RF transceiver modules, first and second switch units, a first front-end circuit, first and second filters, and first and second antenna radiators. The first and second RF transceiver modules are respectively configured for transmission and receipt a first network signal of a first frequency band and a second network signal of a second frequency band. Two selection terminals of the first switch unit are electrically connected to the first and second RF transceiver modules respectively. The first front-end circuit is electrically connected between the first switch unit and the first filter, and between the first switch unit and the second filter. The first antenna radiator is electrically connected to the other terminal of the first filter. The second antenna radiator is electrically connected to the other terminal of the second filter. According to the disclosure, the architecture of the RF system can be simplified and the size of the RF system can be reduced, while supporting multiple network signals.

Provided are a radio frequency (RF) system, an impedance tuning method, and an electronic device. The RF system includes a first RF path, a second RF path, a first power detector, and a processor. The first RF path includes a first coupler and a first antenna radiator. The second RF path includes a second antenna radiator. The first power detector is electrically connected with the first coupler, and used to obtain, through the first coupler, a first coupled power received by the first antenna radiator from the second antenna radiator when the second antenna radiator transmits an antenna signal. The processor is configured to obtain a first voltage standing wave ratio (VSWR) based on the first coupled power, and generate, when the first VSWR is outside a preset VSWR range, a first impedance adjustment instruction used to make the first VSWR fall within the preset VSWR range. It enables tuning for antenna impedance matching.

A magnetic shielding assembly includes: a first magnetic shielding member (10); a second magnetic shielding member (20), disposed at a side of the first magnetic shielding member (10), where a first gap (101) is formed between the first magnetic shielding member (10) and the second magnetic shielding member (20); and a third magnetic shielding member (30), disposed at a side of the first magnetic shielding member (10) opposite to the second magnetic shielding member (20), where a second gap (102) is formed between the first magnetic shielding member (10) and the third magnetic shielding member (30); and the first magnetic shielding member (10), the second magnetic shielding member (20), and the third magnetic shielding member (30) cooperatively define a receiving slot (103).

Embodiments of the present disclosure provide communication methods and devices. A method includes that a first device transmits a first information frame, where the first information frame is used for allocating a first measurement setup ID. According to the embodiments of the present disclosure, a solution for a measurement setup ID allocation may be specified.

The present disclosure relates to an antenna assembly and an electronic device. The antenna assembly includes a first antenna, a second antenna, and a third antenna. The first antenna includes a first radiator and a first feed source, and is configured to support a first frequency band and a second frequency band. The second antenna includes a second radiator and a second feed source, there is a first gap between a first terminal of the second radiator and the first radiator, and the second radiator is coupled with the first radiator through the first gap, so that the first radiator is excited to support a third frequency band and a fourth frequency band, and the first radiator and the second radiator are excited to jointly support the third frequency band and the fourth frequency band. The third antenna includes a third radiator and a third feed source, there is a second gap between the third radiator and a second terminal of the second radiator, the third radiator is coupled with the second radiator through the second gap, so that the third radiator and part of the second radiator are excited to support the second frequency band and a WiFi 5G frequency band. A full-band coverage of cellular standard and WiFi standard is enabled, and the structure of the antenna assembly is greatly simplified.

The present application discloses a method for processing discontinuous reception parameters, a storage medium and a processor. The method comprises: user equipment receiving discontinuous reception parameters and parameter values, the discontinuous reception parameters corresponding to different communication parameters being different, or the parameter values of the discontinuous reception parameters corresponding to different communication parameters being different; and the user equipment performing configuration on the basis of the discontinuous reception parameters and the parameter values. The present application solves the technical problems in the related art of being unable to achieve the purpose of power saving as user equipment has a large power consumption when transmitting data (such as a direct communication request (DCR) message or a discovery message) on a sidelink.

Embodiments of the present application provide a method for measuring a channel busy ratio (CBR), a terminal device, and a network device, which are applicable to calculating the CBR in a sidelink transmission system configured with SL DRX or partial sensing. The method for measuring a CBR includes: a terminal device determines the CBR of a target time according to a measurement result of an SL RSSI within N time units before the target time.

Embodiments of the present application provide a wireless communication method and a terminal device. One PSSCH corresponds to multiple PSFCH transmission occasions, thereby increasing transmission occasions of a PSFCH carrying feedback information corresponding to a PSSCH, so that the terminal device can use an unlicensed spectrum to perform sidelink transmission, thereby optimizing NRSL transmission. The wireless communication method comprises: a terminal device determining a number M of PSFCH transmission occasions corresponding to a first PSSCH, different PSFCH transmission occasions of the M PSFCH transmission occasions corresponding to different time domain resources; for an m-th PSFCH transmission occasion of the M PSFCH transmission occasions, the terminal device, according to a result of a channel access procedure, determining whether to use the m-th PSFCH transmission occasion to transmit a PSFCH carrying feedback information corresponding to t e first PSSCH, M and m e ing positive integers, M ≥ 2, and 1 ≤ m ≤ M.

Disclosed in the present invention are a resource indication method, user equipment (UE), a network device and a computer storage medium, the method comprising: selecting a target mapping relationship from at least two candidate mapping relationships; determining the size of a target resource block group according to the size range of a bandwidth part in the target mapping relationship; and allocating frequency domain resources according to the size of the target resource block group and first control information sent from a network side, wherein the at least two candidate mapping relationships at least comprise a first mapping relationship and a second mapping relationship, the size ranges of each set of bandwidth parts in the first mapping relationship are mapped to different resource block group sizes, and the size ranges of at least two sets of bandwidth parts in the second mapping relationship may be mapped to the same resource block group size.

An image decoding method according to the present invention may comprise the steps of: dividing a coding block into a first prediction unit and a second prediction unit; deriving a merge candidate list for the coding block; deriving first motion information for the first prediction unit and second motion information for the second prediction unit by means of the merge candidate list; and on the basis of the first motion information and the second motion information, acquiring a prediction sample within the coding block.

A method for transmitting data in the Internet of Vehicles, and a terminal device, wherein resources used for repeated sidelink transmission may be determined, which is beneficial in improving the reliability of data transmission. The method comprises: a terminal device receiving first control information sent by a network device, the first control information being used to determine resource information used for repeated sidelink transmission; according to the first control information, the terminal device determining resources used for repeated sidelink transmission.

Provided are a communication method and a communication apparatus. The method includes: performing, by a terminal device, first Small Data Transmission (SDT) on a preConfigured Grant (CG) resource corresponding to a first Synchronization Signal Black (SSB), wherein the terminal device is in an inactive state; and performing, by the terminal device, second SDT on the CG resource corresponding to the first SSB. According to the method in the embodiments of the disclosure, SDT of a User Equipment (UE) in an inactive state can be implemented.

The present disclosure relates to the field of mobile communications. Disclosed are a cell determining method and apparatus, a device, and a storage medium. The method comprises: obtaining a cell by means of searching; if the cell is determined to belong to a third-party network, determining the cell as a target cell, wherein the third-party network is another network other than a subscribed network of a terminal device, and the target cell is used for cell selection or cell reselection by the terminal device. The deployment type of a communication network is expanded. The restriction that a terminal device can only perform communication on the basis of a subscription party network is broken, the manner in which the terminal device performs communication on the basis of the communication network is expanded, and the communication quality of the terminal device for communication is improved.

The disclosure provides an antenna assembly and an electronic device. The antenna assembly includes a first radiator and a first feed source. The first radiator includes a first ground terminal, a first feeding point, and a first free terminal arranged in sequence. The first feed source is configured to generate first and second radio frequency signals, and is electrically connected to the first feeding point. When the antenna assembly is in a free state, the first radio frequency signal is adapted to excite the first radiator to support a first frequency band, and the second radio frequency signal is adapted to excite the first radiator to support a second frequency band, frequencies of the second frequency band being lower than frequencies of the first frequency band. When the electronic device to which the antenna assembly is applied is covered with a metal protective case, the second radio frequency signal excites the first radiator to support at least part of the first frequency band. The electronic device to which the antenna assembly provided in the disclosure is applied still has good antenna performance in the first frequency band when covered with a metal protective case.

The present application provides a wireless communication method, a terminal device and a network device. The method includes that: according to a first downlink signal corresponding to an SRS resource set, a terminal device determines a same target path loss value for SRS resources in the SRS resource set; according to the same target path loss value, the terminal device determines a target transmission power for an SRS resource in the SRS resource set; and according to the target transmission power, the terminal device transmits an SRS to a network device on the SRS resource in the SRS resource set.

An image decoding method according to the present invention may comprise the steps of: determining whether a combined prediction mode is applied to a current block; when the combined prediction mode is applied to the current block, obtaining first and second prediction blocks with respect to the current block; and, on the basis of a calculation of a weighted sum of the first and second prediction blocks, obtaining a third prediction block with respect to the current block.

Provided are a wireless communication method, a network device, and a terminal device. The network device may indicate a Quasi-Co-Located (QCL) parameter in different indication manners according to whether a Synchronization Signal Block (SSB) is associated with System Information Block 1 (SIB1), which is favorable for ensuring that the terminal device correctly receives QCL indication information. The method includes that: a network device determines SIB1 association indication information of a first SSB, the SIB1 association indication information being configured to indicate whether the first SSB is associated with SIB1; the network device determines whether the first SSB bears indication information of a QCL parameter and/or an indication manner for the QCL parameter in the first SSB based on whether the first SSB is associated with SIB1; and the network device sends the first SSB.

A torque module, a rotating shaft assembly, and an electronic device. The torque module includes a rotating shaft, a first blocking member, a second blocking member, a rotating assembly, a sliding assembly, and a first elastic member. The rotating assembly is sleeved on the rotating shaft and disposed between the first blocking member and the second blocking member, and the rotating assembly is arranged with a first mating portion. The sliding assembly includes a first sliding member sleeved on the rotating shaft, and the first sliding member is arranged with a second mating portion. The first elastic member is sleeved on the rotating shaft and disposed between the rotating assembly and the second blocking member. When the sliding assembly slides away from the rotating assembly, the first elastic member is compressed and the rotating assembly remains stationary relative to the sliding assembly when the rotating assembly stops rotating.

An image decoding method according to the present invention comprises the steps of: deriving a merge candidate of a current block from a neighboring block of the current block; adding the derived merge candidate to a merge candidate list; when the number of merge candidates previously added to the merge candidate list is less than a threshold value, adding at least one prediction area merge candidate included in a prediction area motion information table to the merge candidate list; deriving motion information about the current block on the basis of the merge candidate list; and performing motion compensation on the current block on the basis of the derived motion information.

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