Abstract: A method of wireless communication includes transmitting, from a first communication device to a second communication device, an indication of N regions in a resource grid defined by transmission resources in a frequency domain and/or time resources in a time domain and communicating the reference signal between the first communication device and the second communication device according to the density information. Here, each of the N regions has a corresponding resource density indicative of a density of time-frequency resources configured for reference signal transmissions and N is an integer greater than 1.

Abstract: Methods, systems, and devices for generating preambles in mobile communication technology are described. An exemplary method for wireless communication includes transmitting, by a network node, a configuration for random access comprising a value indicative of a number of Zadoff-Chu (ZC) sequence roots (M) and a number of repetitions (N), and receiving, from a wireless device, a random access preamble, wherein the random access preamble comprises M concatenated ZC sequences with different roots, and wherein each of the M concatenated ZC sequences is repeated based on N.

Abstract: Methods, apparatus and systems for indicating information in a random access procedure. In one embodiment, a method performed by a wireless communication device is disclosed. The method includes: transmitting, to a wireless communication node, a first message including a preamble and a payload for an access to the wireless communication node; and receiving, from the wireless communication node, a second message including a response to the first message, the second message including an indication indicating a type of the response selected from a plurality of types.

Abstract: A random access method, device, and equipment are disclosed. The method includes: receiving, by a network node, a random access request, wherein the random access request comprises a preamble and a first data block; and sending, by the network node, a random access response.

Abstract: A configuration control method for an electronic mechanical brake-by-wire system is Provided. The control method includes: acquiring a first actual output torque measured by the first torque sensor and a second actual output torque measured by the second torque sensor; if a received signal is a brake loading signal, separately comparing a first difference with an initial torque difference and a maximum torque difference when a motor fails to obtain a comparison result, where the first difference is an absolute value of a difference between the first actual output torque and the second actual output torque; and controlling the first motor and the second motor according to the comparison result to complete brake loading by means of the brake actuator. Also provided is a configuration control system for an electronic mechanical brake-by-wire system. The control method and the control system can achieve synchronous and precise control of a brake force.

Abstract: A wireless communication method includes configuring a first wireless device for a communication between the first wireless device and a second wireless device according to a semi-static configuration that specifies a time slot pattern for the communication. M carriers are configured for the communication, where M is an integer greater than 1. The time slot pattern is configured across the M carriers based on the units of time slots of a reference carrier of the M carriers. For each time slot in the time slot pattern, a corresponding carrier from the M carriers and/or a slot in the corresponding carrier on which the communication occurs is specified by a rule.

Abstract: Methods, systems, and apparatuses for wireless communication are provided. The wireless communication includes determining, with a wireless access node and/or user equipment, a first slot for a first PUCCH and a second slot for a second PUCCH. In response, the wireless access node and/or user equipment processes the second PUCCH based on positions of the first slot and the second slot and a time domain position of the second PUCCH relative to the first PUCCH. The first PUCCH has a repetition factor greater than 1.

Abstract: Techniques are described to perform sub-slot based codebook construction. An example wireless communication method includes determining, by a communication node, a plurality of shared channels that are valid for constructing a hybrid automatic repeat request (HARQ) acknowledgement (ACK) codebook for a first time slot, where the plurality of shared channels are determined based on locations of the plurality of shared channels relative to one or more second time slots; determining, by the communication node, one or more groups of shared channels for the plurality of shared channels for the first time slot, where each group of shared channels comprises at least one shared channel from the plurality of shared channels; and performing, by the communication node, the HARQ-ACK codebook transmission.

Abstract: Methods and systems for techniques for determining uplink control channel slots for transmitting a feedback message in mobile communication technology are disclosed. In one example aspect, a wireless communication method includes performing a determination, by a wireless device, according to a first rule and a second rule, of one or more channel of M carriers on which to transmit a feedback message to a network device, where M is a positive integer, and transmitting, by the wireless device the feedback message according to the determination, wherein the first rule defines a transmission delay of the transmission of the feedback message, and wherein the second rule defines a switching of carriers between the M carriers in a case that M is greater than 1.

Abstract: The present invention discloses a battery cell detection apparatus. The battery cell detection apparatus includes a feeding manipulator, a discharging manipulator, a first transition manipulator, a second transition manipulator, a first transmission structure, a second transmission structure, a third transmission structure, a first lifting structure, a second lifting structure, a first detection structure, a second detection structure, and a third detection structure. According to the present invention, visual detection can be performed on a surface of a battery cell, and outer side surfaces and inner side surfaces of a first tab and a second tab. By using visual detection to substitute artificial identification, high detection efficiency can be achieved, and the occurrence of false detection can be greatly reduced, so that the quality of battery cell products can be effectively enhanced.

Abstract: Disclosed are a signal transmission method and device, and a computer storage, including that: a base station sends or receives a signal within a sweep time interval, an access signal time interval, which is comprised of sweep time blocks sweep time blocks. The access signal time interval includes a downlink access signal time interval and an uplink access signal time interval. The base station sends the signal over the downlink access signal time interval, and receives the signal over the uplink access signal time interval. A terminal sends or receives a signal within the access signal time interval which is comprised of the sweep time blocks. The terminal sends the signal over the uplink access signal time interval, or receives the signal over the downlink access signal time interval.

Abstract: Methods, apparatus and systems for indicating information in a random access procedure. In one embodiment, a method performed by a wireless communication device is disclosed. The method includes: transmitting, to a wireless communication node, a first message including a preamble and a payload for an access to the wireless communication node; and receiving, from the wireless communication node, a second message including a response to the first message, the second message including an indication indicating a type of the response selected from a plurality of types.

Abstract: Techniques are described to configure a channel structure for a random-access procedure. For example, a wireless communication method includes communicates, by a first device, a channel structure to a second device, where the channel structure includes a first set of resources reserved for a first message (e.g., a preamble), a second set of resources reserved for a second message (e.g., a payload), or a time duration gap between the first set of resources and the second set of resources. The wireless communication method also includes receiving by the first device the first message and the second message at the configured first and second set of resources, respectively.

Abstract: Disclosed are a power determination method, a power determination apparatus, a terminal and a storage medium. The power determination method includes: acquiring a power ramping amount according to a power ramping count value and a power ramping step, where the power ramping count value includes a power ramping count value of a first transmission mode and a power ramping count value of a second transmission mode; and determining a transmission power according to the power ramping amount.

Abstract: A wireless communication method includes configuring, by a first communication node, a first set of parameters related to random access procedure by a second communication node on a first communication link between the first communication node and the second communication node, and receiving, from the second communication node, a random access signal that uses the first set of parameters on the first communication link. The first communication node also provides wireless connectivity to a third communication node via a second communication link that shares at least some transmission resources with the first communication link. The first set of parameters includes one or more of a random access format, a random access sequence index set, a random access sequence root sequence index, a random access cyclic shift, and random access time-frequency resources.

Abstract: Wireless communication includes a user equipment that transmits a message to a base station that includes a preamble and a payload corresponding to the preamble in a random access procedure. A parameter is determined based on the preamble, and a de-modulation reference signal (“DMRS”) sequence that is used for transmitting the payload is generated based on the parameter.

Abstract: Methods, apparatus, and systems that enable retransmissions and/or transmission of uplink feedback information using different carriers are disclosed. In one example aspect, a method for wireless communication includes receiving, by a terminal device, a signaling message from a base station. The signaling message includes a field indicting one or more resources for a set of frequency blocks from N sets of frequency blocks configured for a transmission from the terminal device to the base station. Each set of frequency blocks corresponds to a carrier or a bandwidth part, and N is a positive integer greater than 1. The method also includes performing the transmission using the one or more resources indicated in the signaling message.

Abstract: The present disclosure relates to managing transmissions across multiple time-domain resources, including receiving, by a User Equipment (UE) from a network, one or more of at least one frequency-domain starting position for a transmission, at least one frequency resource set for the transmission, or at least one frequency hopping configuration set for the transmission. The UE determines a plurality of time-domain resources for repeating the transmission or for multiple transmissions scheduled by a same scheduling command. The UE determines at least one of a frequency-domain starting position, a frequency-domain resource set, or a frequency hopping configuration set for the transmission in each of the plurality of time-domain resources.

Abstract: Methods, apparatus, and systems that facilitate the indication of the codebook to be transmitted/retransmitted are disclosed. In one example aspect, a method for wireless communication includes transmitting, by a base station, a physical-layer control signaling message to a user device triggering a retransmission of a codebook for a feedback transmission that has been previously canceled. The physical-layer control signaling message includes a field of resource assignment that is used to indicate an attribute associated with the codebook. The method also includes receiving, by the base station, the retransmission of the codebook from the user device according to the physical-layer control signaling message.

Abstract: Techniques are described to determine a time clock value by a communication device using information provided by a network device. An example wireless communication method includes receiving, by a communication device, a first signal in a first time period; transmitting, by the communication device, a second signal in a second time period later than the first time period to a network device; receiving, by the communication device, a third message comprising a timing information associated with the first time period, the second time period, or a propagation delay value; and determining, by the communication device, a time when the communication device receives the first signal based at least on the timing information.