Abstract: A pharmaceutical composition containing a nitroxoline prodrug, and a preparation method and an application therefor. The pharmaceutical composition comprises the following ingredients in parts by weight: 100 parts of active pharmaceutical ingredient, 22.5-320 parts of filler, 0-40 parts of disintegrant, 0-95 parts of binding agent, and 2-30 parts of lubricant; relative to each 100 parts by weight of active pharmaceutical ingredient, the total content of the filler, the disintegrant, and the binding agent is 54-345 parts by weight; the active pharmaceutical ingredient is (S)-(5-nitroxoline-8-yloxy)methyl 1-isopropylpyrrolidine-2-carboxylate. The pharmaceutical composition has good stability, dissolution properties, and pharmacokinetic characteristics.

Abstract: A communication method and a communication apparatus are provided. In the communication method provided in embodiments of this application, a first device determines a first link resource, where the first link resource is used for sending information to a first terminal by the first device; and the first device determines a second link resource, where the second link resource is used, by the first device, for receiving information sent by a second terminal, where the first link resource has a same frequency resource as the second link resource.

Abstract: A method and an apparatus for determining transmit power, where a first network device obtains first information corresponding to a first carrier, where the first information includes at least one of a path loss, a range of the path loss, signal strength, a range of the signal strength, a channel quality state, or a range of the channel quality state; and where the first network device sends the first information to a terminal device. The terminal device determines uplink transmit power on the first carrier based on the first information. In this way, the uplink transmit power on the first carrier is accurately controlled, communication reliability is improved, and power consumption of the terminal device is reduced.

Abstract: This application relates to the field of communication technologies, and discloses a communication method and apparatus. The method includes: A terminal device receives an identifier of a filtering protocol version from an access network device, and then sends first capability information of the terminal device to the access network device based on the filtering protocol version. In this method, the terminal device may report capability information based on the filtering protocol version sent by the access network device. Compared with a manner in which the terminal device directly reports the capability information, this method can effectively reduce a communication problem caused by mismatch between a protocol version supported by the terminal device and a protocol version supported by the access network device and/or a protocol version supported by a core network device.

Abstract: A composition for preventing and treating heart dysfunction and its application thereof, including approximately 6-10% coenzyme Q10, approximately 40-45% Radix salviae Militiorrhizae and approximately 40-45% Radix notoginseng, which is prepared into an oral application such as tablets, capsules, granules or powders in sachets, pills, and oral solution. The extract of Radix salviae Militiorrhizae is a water-soluble extract of the root of Salvia miltiorrhiza Bunge and the powder of Radix notoginseng is a fine powder of the root of Panax notoginseng (Burk.). The composition can be prepared into a dietary supplement for improving heart function or a medicament for treating heart dysfunction by preventing heart failure, treating myocardial injury caused by hypoxia or reperfusion, treating abnormal heartbeat, treating palpitation, relieving pericardial edema, or treating palpitation and chest tightness caused by dysautonomia.

Abstract: This application provides an enhanced physical downlink control channel transmission method and apparatus. The method includes: in a physical resource block set, separately arranging first resource groups in each physical resource block pair (PRB) pair, where the first resource groups are enhanced resource element groups (eREGs) or REGs, and the physical resource block set includes at least one of the physical resource block pairs; numbering second resource groups according to a correspondence between the first resource groups and the second resource groups in the physical resource block set, where the second resource groups are control channel element eCCE groups or control channel candidates; determining numbers of the second resource groups for transmitting an E-PDCCH; and mapping, according to the determined numbers, the E-PDCCH to the corresponding first resource groups for transmission. The technical solution of this application resolves an E-PDCCH transmission problem.

Abstract: Disclosed are a pharmaceutical composition containing nitroxoline, a nitroxoline tablet, a preparation method therefor, and a use thereof. The pharmaceutical composition comprises an active pharmaceutical ingredient and a pharmaceutically acceptable carrier, the active pharmaceutical ingredient being nitroxoline or a pharmaceutically acceptable salt thereof, and the active pharmaceutical ingredient having a particle size D90 of 10-100 ?m. The pharmaceutical composition containing nitroxoline can be made into a nitroxoline tablet having an appropriate dissolution rate.

Abstract: Disclosed are methods for preparing high-purity boehmite and porous gamma-alumina nano-powder, comprising: adding aluminum isopropoxide into water and stirring the aluminum isopropoxide added water, then adding aluminum hydroxide generated by hydrolysis of high-purity aluminum powder into that stirred water, stirring that aluminum hydroxide added water to obtain a mixed system; carrying out hydrothermal reaction on the mixed system, performing centrifuging, washing, drying and crushing to the reacted mixed system, obtaining high-purity boehmite; calcining the high-purity boehmite to obtain porous gamma (?)-alumina nano-powder.

Abstract: A base station, user equipment, and communication signal transmitting and receiving methods. A communication signal transmitting apparatus includes a transmitter; a processor, and non-transitory computer-readable storage medium storing a program for execution by the processor, the program including instructions to determine at least two different resource element groups to use to transmit a synchronization signal, each different resource element group of the at least two different resource element groups used to separately transmit the synchronization signal, and transmit the synchronization signal to user equipment on each of the resource element groups, where, for each resource element group, the synchronization signal transmitted on the respective resource element group carries at least one piece of same information, the same information is cell specific information, and the synchronization signals transmitted on the at least two resource element groups using different beams.

Abstract: A pharmaceutical composition containing nitroxoline for the treatment of bladder cancer, a nitroxoline oral solid tablet, a preparation method therefor and use thereof. The pharmaceutical composition comprises nitroxoline, a filler, a disintegrating agent, a binder, and a lubricant. The lubricant is selected from one or two of sodium dodecyl sulfate and sodium stearyl fumarate. The pharmaceutical composition has a moderate dissolution rate, can avoid the burst release phenomenon, is moisture-proof and impermeable, has good stability, is secure and effective, is convenient to take, has strong patient compliance, and meets the requirements of being an oral solid tablet. The preparation method has stable production process, good reproducibility, easy mass production, and good clinical use value and social benefits.

Abstract: A reference signal measurement method, a reference signal sending method, a user equipment, and a base station are provided. According to the embodiments of the present application, a user equipment determines reference signal resource configuration, which includes reference signal port configuration, reference signal subframe configuration, and reference signal configuration, and a quantity of ports configured in the reference signal port configuration is N; receives a reference signal according to the reference signal resource configuration; and performs measurement based on the received reference signal to obtain channel state information and/or signal quality information. In the embodiments of the present invention, a quantity of ports configured in the reference signal port configuration is N; and a quantity of supported ports may vary with different values of N.

Abstract: A method and device for transmitting a service are disclosed. A terminal device receives position information of specific radio frames in a time unit, and position information of a specific subframe in each of the specific radio frames in the time unit from a base station. Every 2m radio frames in the time unit include one specific radio frame, the position information of the specific radio frames in the time unit comprises a value of a period of the specific radio frames in the time unit, and a length of the period is 2m radio frames, where m is a nonnegative integer. The terminal device receives the service carried in the specific subframe in one or more of the specific radio frames from the base station in accordance with the position information of the specific radio frames and the position information of the specific subframe.

Abstract: The present disclosure discloses a method for transmitting an uplink measurement reference signal. The method is applied to a network-side device and includes the following operations: first, receiving, by the network-side device, an uplink measurement reference signal sent by user equipment, where the uplink measurement reference signal carries downlink interference information of a downlink channel of the network-side device; and then, performing downlink interference estimation on the uplink measurement reference signal, to obtain the downlink interference information. Compared with the prior art in which a base station cannot obtain downlink interference information of a downlink channel used by user equipment, in the present disclosure, the network-side device can effectively schedule the user equipment based on the downlink interference information, thereby improving scheduling efficiency, and improving data transmission efficiency of the downlink channel.

Abstract: A method for operating a communications controller includes selecting a search space configuration out of a set of candidate search space configurations for a user equipment served by the communications controller, wherein the search space configuration specifies one or more search spaces to be monitored out of a set of search spaces, and signaling the selected search space configuration to the user equipment.

Abstract: Examples in this application provide a communication method, apparatus, device, and system, and a storage medium. One example method includes determining, by a terminal device, that the first data packet of the target service sent by the first network device is not successfully received, sending, by the terminal device, a first message to a second network device, to request to retransmit the first data packet, and receiving, by the terminal device, the first data packet from the second network device.

Abstract: Embodiments of the present invention provide a method includes: receiving a reference signal sent by a base station; selecting, based on the reference signal, a precoding matrix from a codebook, where a precoding matrix W included in the codebook is a product of three matrices being W1, Z, and W2, that is, W=W1ZW2, where both W1 and Z are block diagonal matrices, W1=a formula (I), Z=a formula (II), each of W1 and Z includes at least one block matrix, that is, NB?1, and each column of each block matrix Zi in the matrix Z has the following structure formula (III); and sending a precoding matrix indicator PMI to the base station, where the PMI corresponds to the selected precoding matrix, and is used by the base station to obtain the selected precoding matrix W according to the PMI.

Abstract: A mobile station connected to a multi-carrier cellular communication system having a plurality of sub-carriers. The sub-carriers are classified into K frequency sub-bands, channel state information (CSI) of the frequency sub-bands is represented by matrices Wi (i=0 . . . K?1), where K is an integer greater than 1. The mobile station determines a first sub-index k1 for the K matrices W1 (i =0...K -1), and a second sub-index k2 for each one of the K matrices Wi (i=0 . . . K?1). The first sub-index k1 is common for all frequency sub-bands, and the second sub-index k2 is specific for the indexed matrix that corresponds to one frequency sub-band. The mobile station reports to a base station of the multi-carrier cellular communication system the first sub-index k1 and at least one second sub-index k2.

Abstract: Methods for obtaining downlink channel information and an apparatus are provided. One example method includes that an access network device estimates first uplink channel state information of a terminal device based on a first reference signal received from the terminal device, and estimates second uplink channel state information of the terminal device based on a group of second reference signals received from the terminal device. Because the group of second reference signals is precoded by using downlink channel information of the terminal device, the access network device may determine, based on the estimated first uplink channel state information and the estimated second uplink channel state information, the downlink channel information fed back by the terminal device.

Abstract: A method for operating a communications controller includes selecting a search space configuration out of a set of candidate search space configurations for a user equipment served by the communications controller, wherein the search space configuration specifies one or more search spaces to be monitored out of a set of search spaces, and signaling the selected search space configuration to the user equipment.

Abstract: A method and device for transmitting a service are disclosed. A terminal device receives position information of specific radio frames in a time unit, and position information of a specific subframe in each of the specific radio frames in the time unit from a base station. Every 2m radio frames in the time unit include one specific radio frame, the position information of the specific radio frames in the time unit comprises a value of a period of the specific radio frames in the time unit, and a length of the period is 2m radio frames, where m is a nonnegative integer. The terminal device receives the service carried in the specific subframe in one or more of the specific radio frames from the base station in accordance with the position information of the specific radio frames and the position information of the specific subframe.