Abstract: Various embodiments of the present disclosure provide a method for random access. The method which may be performed by a terminal device comprises performing a first transmission of a message from the terminal device to a network node in a random access procedure, according to first configuration information. The first transmission of the message comprises a transmission of a first preamble and a transmission of a payload on a shared channel. The method further comprises performing a second transmission of the message from the terminal device to the network node in the random access procedure, according to second configuration information. The second transmission of the message comprises at least one of: a transmission of a second preamble and a retransmission of the payload on the shared channel.

Abstract: Network nodes, wireless devices and methods of reducing signaling overhead are provided. In one embodiment, a method includes transmitting to the wireless device at least one power threshold parameter to be used by the wireless device to determine a number of beams to be included in a multi-beam precoder codebook and transmitting to the wireless device a signal to interference plus noise ratio (SINR) to be used by the wireless device to determine to use one of a single beam precoder and a multiple beam precoder.

Abstract: A system includes an interface to receive a request associated with a third party at a financial service provider from a network-based device associated with a user. The request includes an identifier that identifies an offer. The system further includes a revenue share application configured to determine whether the transaction involves a plurality of third parties and to determine a payment share for each party of the plurality of third parties based on the transaction involving the plurality of third parties. A payment transfer module transfers the payment share from an account of the user to each account associated with each party of the plurality of third parties.

Abstract: Various embodiments of the present disclosure provide a method for random access. The method which may be performed by a terminal device comprises performing a transmission of a message to a network node in a random access procedure. The transmission of the message may comprise transmission of a preamble and transmission of a payload on a shared channel. The method further comprises receiving a response message from the network node. In response to the response message, the terminal device may perform a retransmission of the payload on the shared channel to the network node according to retransmission configuration.

Abstract: A method for channel state information. The method which may be performed by a terminal device comprises receiving a channel state information request from a network node. The method further comprises transmitting a channel state information report to the network node in a random access procedure, in response to the channel state information request. The method can be supported in a random access procedure to request and/or report channel state information in a more flexible manner, so that the network performance and transmission efficiency can be improved.

Abstract: Methods and apparatuses are disclosed for Physical Uplink Shared Channel (PUSCH) Demodulation Reference Signal (DMRS) design in, e.g., 2-step random access. In one embodiment, a wireless device configured to communicate with a network node is provided. The wireless device is configured to: receive an indication indicating at least one Demodulation Reference Signal, DMRS, parameter for a physical uplink shared channel, PUSCH in a 2-step random access procedure where the at least one DMRS parameter indicating a plurality of DMRS ports, and determine a subset of the plurality of DMRS ports for the PUSCH in the 2-step random access procedure.

Abstract: A method, in a radio network node, comprises identifying, among a predetermined codebook of precoding matrix codewords, a subset of precoding matrix codewords that are not to be reported by the wireless device in channel-state-information, CSI, feedback, and transmitting, to the wireless device, a bitmap identifying the subset of precoding matrix codewords that are not to be reported by the wireless device; where each bit in the bitmap corresponds to only one combination of a first dimension index l?1 and a second dimension index l?2 out of the possible combinations of the first dimension index l?1 and the second dimension index l?2, and where the first dimension index l?1 and the second dimension index l?2 identify a two-dimensional beam, the two-dimensional beam being defined by a vector of complex numbers comprised within at least one column of a precoding matrix codeword in the codebook.

Abstract: Particular embodiments disclosed herein provide a surgical laser system comprising first laser source configured to emit a first laser beam with a first wavelength and a second laser source configured to emit a second laser beam with a second wavelength. The surgical laser system further comprises a first diffraction optical element (DOE) tuned to the first wavelength and a second DOE tuned to the second wavelength, wherein the first DOE is configured to diffract the first laser beam into one or more first diffracted beams at a diffraction angle and the second DOE is configured to diffract the second laser beam into one or more second diffracted beams at the same diffraction angle. The surgical laser system further comprises one or more beam splitters configured to reflect the one or more first diffracted beams and the one or more second diffracted beams onto a lens.

Abstract: Systems and methods for multi-beam Channel State Information (CSI) reporting are provided. In some embodiments, a method of operation of a second node connected to a first node in a wireless communication network for reporting multi-beam CSI includes reporting a rank indicator and a beam count indicator in a first transmission to the first node. The method also includes reporting a cophasing indicator in a second transmission to the first node. The cophasing indicator identifies a selected entry of a codebook of cophasing coefficients where the number of bits in the cophasing indicator is identified by at least one of the beam count indicator and the rank indicator. In this way, feedback for both a rank indicator and a beam count indicator may be possible which may allow robust feedback and variably sized cophasing and beam index indicators.

Abstract: Methods and apparatuses are disclosed for PUSCH resource selection in 2-step random access (RA). In one embodiment, a wireless device is configured to receive a two-step RA configuration having: a first resource allocation for a PUSCH transmission of a first message, msgA, of the two-step RA procedure, the first resource allocation for the PUSCH transmission of the msgA being associated with a first set of preambles; and a second resource allocation for the PUSCH transmission of the msgA associated with a second set of preambles; select one of the first and second resource allocation and the associated one of the first and second set of preambles based on the two-step RA configuration and a payload size of the PUSCH transmission of the msgA; and transmit the PUSCH transmission of the msgA using the selected one of the first and second resource allocation.

Abstract: A user equipment (UE) (200, 500, 1530) transmits data to a base station (100, 500, 1520) in a wireless communication network. The UE (200, 500, 1530) comprises multiple antenna ports, and selects a precoding matrix from a respective first, second, third, or fourth set of precoding matrices according to a number of spatial layers. The first, second, third, and fourth sets of precoding matrices are available for all coherence capabilities and are comprised within a larger set of precoding matrices. The larger set comprises precoding matrices that are not available for all coherence capabilities. The first, second, third, and fourth sets of precoding matrices correspond to one, two, three, or four spatial layers, respectively. The number of columns in the selected precoding matrix is equal to the number of spatial layers and each column comprises a single non-zero element and one or more zero elements.

Abstract: Certain aspects of the present disclosure provide a thermally robust laser probe assembly comprising a cannula, wherein one or more optical fibers extend at least partially through the cannula for transmitting laser light from a laser source to a target location. The probe assembly further comprises a lens housed in the cannula and a protective component press-fitted to the distal end of the cannula, wherein the lens is positioned between the one or more optical fibers and the protective component.

Abstract: Embodiments of the present disclosure provide methods and apparatuses for random access procedure. A method at a user equipment (UE) comprises selecting a synchronization signal and physical broadcast channel block (SSB) with a signal measured metric satisfying a criterion. The method further comprises transmitting a first message including a random access channel (RACH) preamble on a RACH occasion and data on an uplink shared channel (USCH) to a base station. The RACH preamble and the RACH occasion are selected based on a mapping of the SSB to the RACH preamble and the RACH occasion. The method further comprises receiving a second message from the base station as a response to the first message.

Abstract: Systems and methods for mixed space time and space frequency block coding are provided. In some embodiments, a method of operating a first node in a wireless communication network for providing time and frequency diversity includes precoding modulation symbols intended for a second node according to two antenna ports on which they are to be transmitted. In a first subset of Orthogonal Frequency-Division Multiplexing (OFDM) symbols, mapping the precoded modulation symbols to resource elements starting first with indices corresponds to frequency. In a different subset of OFDM symbols, mapping the precoded modulation symbols to resource elements in any two adjacent OFDM symbols starting first with indices corresponds to time. In this way, transmission efficiency may be increased by not having any resource elements unused. Additional flexibility for precoding may also be provided when there is no symbol pair mapped to resource elements across two resource blocks.

Abstract: Provided herein are cannula devices that are self-illuminating to facilitate visualization of the cannula devices during a surgical procedure. The self-illuminating feature may be provided by phosphors incorporated into the cannula device, for example in the hub or sealing element of the cannula device. The cannula device may emit light of a specific color selected to correspond to a size of the cannula device.

Abstract: A network node, wireless device, base station, user equipment and corresponding methods are provided. The network node includes processing circuitry configured to: select a first set and second set of reference signal resources in a subframe and aggregate the first set and second set of reference signal resources in the subframe to form a code division multiplexing, CDM, aggregation configuration. The first set and second set of reference signal resources in the subframe satisfy a temporal criterion such that any two resource elements in the first set and second set of reference signal resources have up to a maximum time separation of six OFDM symbols. The first set and second set of reference signal resources in the subframe satisfy a frequency criterion such that any two resource elements in the first set and second set of reference signal resources have up to a maximum frequency separation of six subcarriers.

Abstract: A technique for allocating transmit power for uplink, UL, radio transmission is described. As to a method aspect, a method of allocating transmit power for at least two UL transmissions on one or more cells (302, 304) of a radio access network, RAN, is provided. The method comprises or initiates the step of allocating (202) the transmit power for the UL transmissions. A total transmit power resulting from the allocation is less than or equal to a maximum transmit power by allocating the transmit power to the UL transmissions according to a priority order of the UL transmissions. At least one UL transmission of a low-latency communication is prioritized over at least one UL transmission of a regular communication according to the priority order.

Abstract: System and method for flexible channel state information-reference signal transmission A method by a wireless device is provided for restricting channel state information (CSI) measurement. The method includes receiving, from a network node, information identifying a first subset of channel state information-reference signal (CSI-RS) resources to be used in performing CSI measurements. The first subset of CSI-RS resources are associated with a first portion of a frequency band that is less than all of the frequency band. CSI measurements are performed in the first subset of CSI-RS resources that are associated with the first portion of the frequency band.

Abstract: A method of manufacturing a semiconductor device includes: forming one or more transistor cells in a first region of a semiconductor substrate, the semiconductor substrate having a second region that is devoid of transistor cells; forming a first dielectric material over the first and second regions; forming a second dielectric material over the first dielectric material; forming a pn diode in the first dielectric material over the second region; etching first contact grooves into a p-type region of the pn diode, second contact grooves into an n-type region of the pn diode, and third contact grooves into the first region of the semiconductor substrate at the same time using a common contact formation process; and filling the first contact grooves, the second contact grooves and the third contact grooves with an electrically conductive material.

Abstract: Systems and methods for reducing cross-link interference in a wireless system are disclosed. In some embodiments, a method of operation of a wireless device in a wireless system comprises receiving, from a serving Access Point (AP), wireless device specific Sounding Reference Signal (SRS) or Demodulation Reference Signal (DMRS) configuration information for one or more potential aggressor wireless devices. The method further comprises performing one or more measurements on at least one of the one or more potential aggressor wireless devices using the wireless device specific SRS or DMRS configuration information for the at least one of the one or more potential aggressor wireless devices and reporting at least one of the one or more measurements to the serving AP. In this manner, cross-link interference measurement and reporting is enabled.