WO2019119174A1

WO2019119174A1 - Method and device used in user equipment and in base station for wireless communication

Info

Publication number: WO2019119174A1
Application number: PCT/CN2017/116804
Authority: WO
Inventors: 张晓博
Original assignee: 南通朗恒通信技术有限公司
Priority date: 2017-12-18
Filing date: 2017-12-18
Publication date: 2019-06-27
Also published as: CN116828599A; CN111108797B; CN116939822A; CN111108797A

Abstract

The present application discloses a method and a device used in user equipment and in a base station for wireless communication. The method comprises: user equipment receiving first information, the first information being used for determining N multi-carrier symbols on a first sub-band, N being a positive integer greater than 1; performing first access detection to determine M multi-carrier symbols among the N multi-carrier symbols; for the N multi-carrier symbols on the first sub-band, sending M reference signals merely in the M multi-carrier symbols, respectively, the M reference signals being used to determine the M multi-carrier symbols among the N multi-carrier symbols, M being a positive integer not greater than N. The method above solves the problem of transmission of a plurality of uplink wireless signals corresponding to beam-based unlicensed spectrum access detection.

Description

User equipment, method and device in base station used for wireless communication

Technical field

The present application relates to a method and apparatus for transmitting wireless signals in a wireless communication system, and more particularly to a method and apparatus for transmitting wireless signals in a wireless communication system supporting a cellular network.

Background technique

In the traditional 3GPP (3rd Generation Partner Project) LTE (Long-term Evolution) system, data transmission can only occur on the licensed spectrum, but with the sharp increase of traffic, especially In some urban areas, licensed spectrum may be difficult to meet the demand for traffic. The communication on the unlicensed spectrum in Release 13 and Release 14 is introduced by the cellular system and used for the transmission of downlink and uplink data. To ensure compatibility with access technologies on other unlicensed spectrums, LBT (Listen Before Talk) technology is adopted by LAA (Licensed Assisted Access) to avoid multiple transmitters occupying the same time. The interference caused by the frequency resources. The transmitter of the LTE system employs a quasi-omnidirectional antenna to perform LBT.

At present, the technical discussion of 5G NR (New Radio Access Technology) is underway, among which Massive MIMO (Multi-Input Multi-Output) is a research hotspot of next-generation mobile communication. In massive MIMO, multiple antennas are beamforming to form a beam directed to a specific spatial direction to improve communication quality. When considering the coverage characteristics brought by beamforming, traditional LAA techniques need to be reconsidered. , such as the LBT program.

Summary of the invention

The inventors found through research that beamforming will be used on a large scale in 5G systems, and the LBT scheme based on beamforming will affect the transmission of uplink wireless signals. The transmission of uplink wireless signals for multiple beams may require multiple beamforming-based LBT processes, and the multiple LBTs may generate uplink wireless signals on only a portion of the multiple beams that can be transmitted, thus The transmission scheme of multi-beam uplink wireless signals under LBT is a key problem to be solved.

In response to the above problems, the present application discloses a solution. It should be noted that, in the case of no conflict, the features in the embodiments and embodiments in the UE (User Equipment) of the present application can be applied to the base station, and vice versa. Further, the features of the embodiments and the embodiments of the present application may be combined with each other arbitrarily without conflict.

The present application discloses a method in a user equipment for wireless communication, which includes:

Receiving first information, the first information being used to determine N multicarrier symbols on a first sub-band, the N being a positive integer greater than one;

Performing first access detection, determining M multi-carrier symbols in the N multi-carrier symbols;

For the N multi-carrier symbols on the first sub-band, only M reference signals are respectively sent in the M multi-carrier symbols;

The M reference signals are used to determine the M multicarrier symbols from the N multicarrier symbols, the N multicarrier symbols are allocated to N1 antenna port groups, and the M references The signal is sent by the U1 antenna port group in the N1 antenna port group, the M is a positive integer not greater than the N, the U1 is a positive integer not greater than the M, and the N1 is not greater than The positive integer of N.

As an embodiment, the essence of the foregoing method is that the first access detection corresponds to one or more beamforming-based LBTs, and different LBTs may be monitored by using different beams, and the one or more LBT beams and base stations are expected. The plurality of beams of the uplink reference signal transmitted on the N multi-carrier symbols respectively correspond to each other; after the LBT of a certain beam passes, the user equipment can send the uplink reference signal on the multi-carrier symbol corresponding to the beam; if a certain beam If the LBT does not pass, the user equipment may not send the uplink reference signal on the multi-carrier symbol corresponding to the beam. The advantage of the above method is that, by the correspondence between the reference signal and the LBT, the user equipment can transmit the reference signal on the channel not occupied by a certain beam according to the channel occupancy condition on the actual different beams, thereby avoiding multiple transmissions. The interference caused by the same frequency resource occupied by the machine at the same time.

According to an aspect of the present application, the above method is characterized by comprising:

Transmitting M1 reference signals respectively in M1 multicarrier symbols on the first subband;

The transmission power of any one of the M1 reference signals is the same as the transmission power of any one of the M reference signals, and at least one multi-carrier symbol that is not occupied by the user equipment is present. The multi-carrier symbol not occupied by the user equipment is preceded by the M1 multi-carrier symbols and after the M multi-carrier symbols.

As an embodiment, the essence of the foregoing method is that the transmission of the M reference signals and the M1 reference signals are respectively after the LBTs on the two different beams; the beam direction limitations corresponding to the uplink reference signals corresponding to the same LBT are corresponding. Within the LBT beam, in order for the base station to know whether there is a better beam in the beam direction outside the LBT beam, it is necessary to perform a fair comparison of multiple reference signal transmissions corresponding to multiple LBT beams, thus requiring the user equipment to The same transmit power is used when transmitting these multiple reference signals. The advantage of using the above method is that the same transmit power is used for multiple reference signals corresponding to multiple LBT beams for fair channel/beam quality comparison.

Receiving the second information;

The second information is used to determine K antenna port sets, the K is a positive integer, and any one of the K antenna port sets includes a positive integer number of antenna port groups, and one antenna port group includes A positive integer number of antenna ports; the N1 antenna port groups belong to one of the K antenna port sets.

Receiving third information;

The third information is used to determine that a transmit power of any one of the M1 reference signals is the same as a transmit power of any one of the M reference signals, where the third information is Receiving transmissions prior to the M1 reference signals.

According to an aspect of the present application, the above method is characterized in that an air interface resource occupied by a target reference signal group is used by a receiver of the M reference signals to determine the M multicarriers from the N multicarrier symbols a symbol, the target reference signal group includes one or more reference signals of the M reference signals; the air interface resource occupied by the target reference signal group is one of S candidate air interface resources, and the S preparations The selected air interface resources are respectively used to determine S multi-carrier symbol groups, and any one of the S multi-carrier symbol groups is composed of one or more multi-carrier symbols of the N multi-carrier symbols, The S is a positive integer greater than one.

As an embodiment, the essence of the foregoing method is that the base station detects signals on N multi-carrier symbols, and further detects M reference signals by detecting the target reference signal group; in detecting the target reference signal group, the base station adopts The S candidate air interface resources are detected, and the best candidate air interface resource is the air interface resource of the target reference signal group. The advantage of using the above method is that the remaining reference signals of the M reference signals can be further detected by blindly detecting one or more reference signals of the M reference signals, so that the base station can know which reference signal transmission beams do not pass the uplink LBT. .

Receiving fourth information;

The fourth information is used to determine that the S candidate air interface resources respectively correspond to the S multi-carrier symbol groups.

The present invention discloses a method in a base station device for wireless communication, which includes:

Transmitting first information, the first information being used to determine N multicarrier symbols on the first subband, the N Is a positive integer greater than one;

For the N multi-carrier symbols on the first sub-band, only M reference signals are respectively received in the M multi-carrier symbols;

Receiving M1 reference signals respectively in M1 multicarrier symbols on the first subband;

Send the second message;

Send the third message;

Send the fourth message;

The present application discloses a user equipment for wireless communication, which includes:

The first receiver module receives the first information, the first information is used to determine N multi-carrier symbols on the first sub-band, the N is a positive integer greater than 1; performing the first access detection, determining M multi-carrier symbols of the N multi-carrier symbols;

a first transmitter module, for each of the N multi-carrier symbols on the first sub-band, transmitting M reference signals respectively in the M multi-carrier symbols;

As an embodiment, the foregoing user equipment is characterized in that the first transmitter module further transmits M1 reference signals respectively in M1 multi-carrier symbols on the first sub-band; wherein the M1 reference signals Any of The transmit power of the reference signal is the same as the transmit power of any one of the M reference signals, and at least one multi-carrier symbol that is not occupied by the user equipment, the multi-carrier not occupied by the user equipment The symbol is preceded by the M1 multicarrier symbols and after the M multicarrier symbols.

In one embodiment, the user equipment is characterized in that the first receiver module further receives second information, wherein the second information is used to determine K antenna port sets, the K is a positive integer, Any of the K antenna port sets includes a positive integer number of antenna port groups, one antenna port group includes a positive integer number of antenna ports; and the N1 antenna port groups belong to one of the K antenna port sets.

In one embodiment, the user equipment is characterized in that the first receiver module further receives third information, wherein the third information is used to determine transmission of any one of the M1 reference signals. The power is the same as the transmission power of any one of the M reference signals, and the reception of the third information precedes the transmission of the M1 reference signals.

As an embodiment, the user equipment is characterized in that the air interface resource occupied by the target reference signal group is used by the receiver of the M reference signals to determine the M multi-carrier symbols from the N multi-carrier symbols. The target reference signal group includes one or more reference signals of the M reference signals; the air interface resource occupied by the target reference signal group is one of S candidate air interface resources, and the S candidate The air interface resources are respectively used to determine S multi-carrier symbol groups, and any one of the S multi-carrier symbol groups is composed of one or more multi-carrier symbols of the N multi-carrier symbols, S is a positive integer greater than one.

As an embodiment, the foregoing user equipment is characterized in that the first receiver module further receives fourth information, where the fourth information is used to determine that the S candidate air interface resources respectively correspond to the S Multi-carrier symbol group.

The present application discloses a base station device for wireless communication, which includes:

a second transmitter module, transmitting first information, where the first information is used to determine N multicarrier symbols on a first subband, the N being a positive integer greater than one;

a second receiver module, for each of the M multi-carrier symbols on the first sub-band, receiving M reference signals respectively in the M multi-carrier symbols;

As an embodiment, the foregoing user equipment is characterized in that the second receiver module further receives M1 reference signals respectively in M1 multi-carrier symbols on the first sub-band; wherein the M1 reference signals The transmission power of any one of the reference signals is the same as the transmission power of any one of the M reference signals, and at least one multi-carrier symbol that is not occupied by the user equipment is present, and the user equipment is not The occupied multicarrier symbols are before the M1 multicarrier symbols and after the M multicarrier symbols.

As an embodiment, the foregoing user equipment is characterized in that the second transmitter module further sends second information;

As an embodiment, the foregoing user equipment is characterized in that the second transmitter module further sends third information;

As an embodiment, the user equipment is characterized in that the air interface resource occupied by the target reference signal group is used by the receiver of the M reference signals to determine the M multi-carrier symbols from the N multi-carrier symbols. The target reference signal group includes one or more reference signals of the M reference signals; the air interface resource occupied by the target reference signal group is one of S candidate air interface resources, and the S candidate Air interface resources are used separately S multi-carrier symbol groups, any one of the S multi-carrier symbol groups being composed of one or more multi-carrier symbols of the N multi-carrier symbols, the S being greater than 1 A positive integer.

As an embodiment, the foregoing user equipment is characterized in that the second transmitter module further sends fourth information;

As an embodiment, the present application has the following main technical advantages over the prior art:

- the one or more LBT beams respectively correspond to the plurality of beams of the uplink reference signal expected by the base station; after the LBT of a certain beam passes, the user equipment can send the uplink reference signal on the multicarrier symbol corresponding to the beam; The LBT of the beam does not pass, and the user equipment may not send the uplink reference signal on the multi-carrier symbol corresponding to the beam. Through the correspondence between the reference signal and the LBT, the user equipment can transmit the reference signal on the channel that is not occupied by a certain beam according to the channel occupancy condition on the actual different beams, thereby avoiding that multiple transmitters occupy the same frequency resource at the same time. And the interference.

- Use the same transmit power for multiple uplink reference signals corresponding to multiple LBT beams for fair channel/beam quality comparison.

By blindly checking one or more of the plurality of reference signals, the remaining reference signals can be further detected, so that the base station can know which reference signal transmission beams have not passed the uplink LBT.

DRAWINGS

Other features, objects, and advantages of the present application will become more apparent from the detailed description of the accompanying drawings.

1 shows a flow chart of first information, first access detection, and M reference signals in accordance with one embodiment of the present application;

2 shows a schematic diagram of a network architecture in accordance with one embodiment of the present application;

3 shows a schematic diagram of an embodiment of a radio protocol architecture of a user plane and a control plane in accordance with one embodiment of the present application;

FIG. 4 shows a schematic diagram of an evolved node and a UE according to an embodiment of the present application; FIG.

FIG. 5 shows a flow chart of wireless transmission in accordance with one embodiment of the present application;

6 shows a flow chart of wireless transmission in accordance with another embodiment of the present application;

7A-7E are schematic diagrams showing the relationship of N multicarrier symbols, N1 antenna port groups, and M reference signals, respectively, according to an embodiment of the present application;

8A-8E are schematic diagrams showing the relationship of N3 multicarrier symbols, Q antenna port groups, and M1 reference signals, respectively, according to an embodiment of the present application;

9 is a diagram showing the relationship of M1 reference signals and M reference signals according to an embodiment of the present application;

10 shows a schematic diagram of M reference signals used to determine M multi-carrier symbols from N multi-carrier symbols, in accordance with an embodiment of the present application;

11A-11B are schematic diagrams showing a relationship between a first access detection and an N1 antenna port group, respectively, according to an embodiment of the present application;

12A-12B respectively show schematic diagrams of spatial relationships for a given access detection and a given wireless signal, in accordance with one embodiment of the present application;

Figure 13 shows a schematic diagram of an antenna port and an antenna port group in accordance with one embodiment of the present application;

14A-14B are schematic diagrams showing the relationship between a second access detection and a Q antenna port group, respectively, according to an embodiment of the present application;

15A-15C respectively show schematic diagrams of one access detection according to an embodiment of the present application;

FIG. 16 is a block diagram showing the structure of a processing device for use in a user equipment according to an embodiment of the present application;

FIG. 17 is a block diagram showing the structure of a processing apparatus used in a base station apparatus according to an embodiment of the present application;

Detailed ways

The technical solutions of the present application are further described in detail below with reference to the accompanying drawings. It should be noted that the features in the embodiments and the embodiments of the present application may be combined with each other without conflict.

Example 1

Embodiment 1 illustrates a flow chart of the first information, the first access detection, and the M reference signals, as shown in FIG.

In Embodiment 1, the user equipment in the present application receives first information, where the first information is used to determine N multi-carrier symbols on a first sub-band, the N being a positive integer greater than one; Performing a first access detection, determining M multi-carrier symbols in the N multi-carrier symbols; and for the N multi-carrier symbols on the first sub-band, only the M multi-carriers therein Transmitting M reference signals respectively; wherein the M reference signals are used to determine the M multicarrier symbols from the N multicarrier symbols, the N multicarrier symbols being allocated to N1 The antenna port group, the M reference signals are sent by the U1 antenna port groups in the N1 antenna port groups, the M is a positive integer not greater than the N, and the U1 is not greater than the M A positive integer, the N1 being a positive integer not greater than the N.

As an embodiment, the M reference signals include one or more of a {SRS (Sounding Reference Signal) and an Upstream PTRS (Phase-Tracking Reference Signal).

As an embodiment, the first information is semi-statically configured.

As an embodiment, the first information is carried by higher layer signaling.

As an embodiment, the first information is carried by RRC (Radio Resource Control) signaling.

As an embodiment, the first information is all or a part of an IE (Information Element) in one RRC signaling.

As an embodiment, the first information is carried by a MAC (Medium Access Control) CE (Control Element) signaling.

As an embodiment, the first information is transmitted in an SIB (System Information Block).

As an embodiment, the first information is dynamically configured.

As an embodiment, the first information is carried by physical layer signaling.

As an embodiment, the first information belongs to DCI (Downlink Control Information).

As an embodiment, the first information is a field in a DCI, and the field includes a positive integer number of bits.

As an embodiment, the first information is carried by a downlink physical layer control channel (ie, a downlink channel that can only be used to carry physical layer signaling).

As an embodiment, the first information is carried by a PDCCH (Physical Downlink Control Channel).

As an embodiment, the first information is carried by an sPDCCH (short PDCCH).

As an embodiment, the first information is carried by an NR-PDCCH (New Radio PDCCH).

As an embodiment, the first information is carried by a NB-PDCCH (Narrow Band PDCCH).

As an embodiment, the first sub-band includes a positive integer number of PRBs (Physical Resource Blocks).

As an embodiment, the first sub-band includes a positive integer number of consecutive PRBs.

As an embodiment, the first sub-band includes a positive integer number of RBs (Resource Blocks).

As an embodiment, the first sub-band includes a positive integer number of consecutive RBs.

As an embodiment, the first sub-band includes a positive integer number of consecutive sub-carriers.

As an embodiment, the first sub-band includes a number of consecutive sub-carriers equal to a positive integer multiple of 12.

As an embodiment, the first sub-band is deployed in an unlicensed spectrum.

As an embodiment, the first sub-band belongs to one carrier.

As an embodiment, the first sub-band belongs to a BWP (Bandwidth Part).

As an embodiment, the multi-carrier symbol is an OFDM (Orthogonal Frequency-Division Multiplexing) symbol.

As an embodiment, the multi-carrier symbol is a SC-FDMA (Single-Carrier Frequency-Division Multiple Access) symbol.

As an embodiment, the multi-carrier symbol is a FBMC (Filter Bank Multi Carrier) symbol.

As an embodiment, the multi-carrier symbol includes a CP (Cyclic Prefix).

In one embodiment, the M reference signals are used by a receiver of the M reference signals to determine the M multicarrier symbols from the N multicarrier symbols, where M is not greater than the N Positive integer.

Example 2

Embodiment 2 illustrates a schematic diagram of a network architecture, as shown in FIG.

Embodiment 2 illustrates a schematic diagram of a network architecture in accordance with the present application, as shown in FIG. 2 is a diagram illustrating an NR 5G, LTE (Long-Term Evolution, Long Term Evolution) and LTE-A (Long-Term Evolution Advanced) system network architecture 200. The NR 5G or LTE network architecture 200 may be referred to as an EPS (Evolved Packet System) 200 in some other suitable terminology. The EPS 200 may include one or more UEs (User Equipment) 201, NG-RAN (Next Generation Radio Access Network) 202, EPC (Evolved Packet Core)/5G-CN (5G-Core Network) , 5G core network) 210, HSS (Home Subscriber Server) 220 and Internet service 230. EPS can be interconnected with other access networks, but these entities/interfaces are not shown for simplicity. As shown, the EPS provides packet switching services, although those skilled in the art will readily appreciate that the various concepts presented throughout this application can be extended to networks or other cellular networks that provide circuit switched services. The NG-RAN includes an NR Node B (gNB) 203 and other gNBs 204. The gNB 203 provides user and control plane protocol termination for the UE 201. The gNB 203 can be connected to other gNBs 204 via an Xn interface (eg, a backhaul). The gNB 203 may also be referred to as a base station, base transceiver station, radio base station, radio transceiver, transceiver function, basic service set (BSS), extended service set (ESS), TRP (transmission and reception point), or some other suitable terminology. The gNB 203 provides the UE 201 with an access point to the EPC/5G-CN 210. Examples of UEs 201 include cellular telephones, smart phones, Session Initiation Protocol (SIP) phones, laptop computers, personal digital assistants (PDAs), satellite radios, non-terrestrial base station communications, satellite mobile communications, global positioning systems, multimedia devices , video device, digital audio player (eg, MP3 player), camera, game console, drone, aircraft, narrowband physical network device, machine type communication device, land vehicle, car, wearable device, or any Other similar functional devices. A person skilled in the art may also refer to UE 201 as a mobile station, a subscriber station, a mobile unit, a subscriber unit, a wireless unit, a remote unit, a mobile device, a wireless device, a wireless communication device, a remote device, a mobile subscriber station, an access terminal, Mobile terminal, wireless terminal, remote terminal, handset, user agent, mobile client, client or some other suitable term. The gNB203 is connected to the EPC/5G-CN210 through the S1/NG interface. EPC/5G-CN210 includes MME/AMF/UPF 211, other MME (Mobility Management Entity)/AMF (Authentication Management Field)/UPF (User Plane Function) 214, S-GW (Service Gateway) 212 and P-GW (Packet Date Network Gateway) 213. The MME/AMF/UPF 211 is a control node that handles signaling between the UE 201 and the EPC/5G-CN 210. In general, MME/AMF/UPF 211 provides bearer and connection management. All User IP (Internet Protocol) packets are transmitted through the S-GW 212, and the S-GW 212 itself is connected to the P-GW 213. P-GW213 provides UE IP Address assignment and other features. The P-GW 213 is connected to the Internet service 230. The Internet service 230 includes an operator-compatible Internet Protocol service, and may specifically include the Internet, an intranet, an IMS (IP Multimedia Subsystem), and a PS Streaming Service (PSS).

As an embodiment, the UE 201 corresponds to the user equipment in this application.

As an embodiment, the gNB 203 corresponds to the base station in the present application.

As an embodiment, the UE 201 supports wireless communication for data transmission over an unlicensed spectrum.

As an embodiment, the gNB 203 supports wireless communication for data transmission over an unlicensed spectrum.

As an embodiment, the UE 201 supports wireless communication of massive MIMO.

As an embodiment, the gNB 203 supports wireless communication for massive MIMO.

Example 3

Embodiment 3 shows a schematic diagram of an embodiment of a radio protocol architecture of a user plane and a control plane in accordance with the present application, as shown in FIG.

3 is a schematic diagram illustrating an embodiment of a radio protocol architecture for a user plane and a control plane, and FIG. 3 shows a radio protocol architecture for user equipment (UE) and base station equipment (gNB or eNB) in three layers: layer 1, layer 2 and layer 3. Layer 1 (L1 layer) is the lowest layer and implements various PHY (physical layer) signal processing functions. The L1 layer will be referred to herein as PHY 301. Layer 2 (L2 layer) 305 is above PHY 301 and is responsible for the link between the UE and the gNB through PHY 301. In the user plane, the L2 layer 305 includes a MAC (Medium Access Control) sublayer 302, an RLC (Radio Link Control) sublayer 303, and a PDCP (Packet Data Convergence Protocol). Convergence Protocol) Sublayer 304, which terminates at the gNB on the network side. Although not illustrated, the UE may have several upper layers above the L2 layer 305, including a network layer (eg, an IP layer) terminated at the P-GW on the network side and terminated at the other end of the connection (eg, Application layer at the remote UE, server, etc.). The PDCP sublayer 304 provides multiplexing between different radio bearers and logical channels. The PDCP sublayer 304 also provides header compression for upper layer data packets to reduce radio transmission overhead, provides security by encrypting data packets, and provides handoff support for UEs between gNBs. The RLC sublayer 303 provides segmentation and reassembly of upper layer data packets, retransmission of lost data packets, and reordering of data packets to compensate for out-of-order reception due to HARQ. The MAC sublayer 302 provides multiplexing between the logical and transport channels. The MAC sublayer 302 is also responsible for allocating various radio resources (e.g., resource blocks) in one cell between UEs. The MAC sublayer 302 is also responsible for HARQ operations. In the control plane, the radio protocol architecture for the UE and gNB is substantially the same for the physical layer 301 and the L2 layer 305, but there is no header compression function for the control plane. The control plane also includes an RRC (Radio Resource Control) sublayer 306 in Layer 3 (L3 layer). The RRC sublayer 306 is responsible for obtaining radio resources (ie, radio bearers) and configuring the lower layer using RRC signaling between the gNB and the UE.

As an embodiment, the wireless protocol architecture of Figure 3 is applicable to the user equipment in this application.

As an embodiment, the radio protocol architecture of Figure 3 is applicable to the base station in this application.

As an embodiment, the first information in this application is generated in the RRC sublayer 306.

As an embodiment, the first information in the present application is generated in the MAC sublayer 302.

As an embodiment, the first information in the present application is generated by the PHY 301.

As an embodiment, the first access detection in the present application is generated by the PHY 301.

As an embodiment, the M reference signals in the present application are generated by the PHY 301.

As an embodiment, the M1 reference signals in the present application are generated by the PHY 301.

As an embodiment, the second information in this application is generated in the RRC sublayer 306.

As an embodiment, the second information in the present application is generated in the MAC sublayer 302.

As an embodiment, the third information in this application is generated in the RRC sublayer 306.

As an embodiment, the third information in the present application is generated in the MAC sublayer 302.

As an embodiment, the third information in the present application is generated by the PHY 301.

As an embodiment, the fourth information in this application is generated in the RRC sublayer 306.

As an embodiment, the fourth information in the present application is generated in the MAC sublayer 302.

Example 4

Embodiment 4 shows a schematic diagram of a base station device and a user equipment according to the present application, as shown in FIG. 4 is a block diagram of a gNB 410 in communication with a UE 450 in an access network.

The base station device (410) includes a controller/processor 440, a memory 430, a receive processor 412, a transmit processor 415, a transmitter/receiver 416, and an antenna 420.

The user equipment (450) includes a controller/processor 490, a memory 480, a data source 467, a transmit processor 455, a receive processor 452, a transmitter/receiver 456, and an antenna 460.

In the downlink transmission, the processing related to the base station device (410) includes:

a controller/processor 440, the upper layer packet arrives, the controller/processor 440 provides header compression, encryption, packet segmentation and reordering, and multiplexing and demultiplexing between the logical and transport channels for implementation The L2 layer protocol of the user plane and the control plane; the upper layer packet may include data or control information, such as a DL-SCH (Downlink Shared Channel);

a controller/processor 440 associated with a memory 430 storing program code and data, which may be a computer readable medium;

a controller/processor 440, including a scheduling unit to transmit a demand, and a scheduling unit, configured to schedule an air interface resource corresponding to the transmission requirement;

a controller/processor 440, determining first information;

The transmit processor 415 receives the output bit stream of the controller/processor 440 and implements various signal transmission processing functions for the L1 layer (ie, the physical layer) including encoding, interleaving, scrambling, modulation, power control/allocation, and physics. Layer control signaling (including PBCH, PDCCH, PHICH, PCFICH, reference signal) generation, etc.;

A transmitter 416 is configured to convert the baseband signals provided by the transmit processor 415 into radio frequency signals and transmit them via the antenna 420; each of the transmitters 416 samples the respective input symbol streams to obtain respective sampled signal streams. Each transmitter 416 performs further processing (eg, digital to analog conversion, amplification, filtering, upconversion, etc.) on the respective sample streams to obtain a downlink signal.

In the downlink transmission, the processing related to the user equipment (450) may include:

Receiver 456, for converting the radio frequency signal received through the antenna 460 into a baseband signal is provided to the receiving processor 452;

The receiving processor 452 implements various signal receiving processing functions for the L1 layer (ie, the physical layer) including decoding, deinterleaving, descrambling, demodulation, and physical layer control signaling extraction, and the like;

a controller/processor 490, determining first information;

The controller/processor 490 receives the bit stream output by the receiving processor 452, provides header decompression, decryption, packet segmentation and reordering, and multiplexing and demultiplexing between the logical and transport channels for implementation. L2 layer protocol for user plane and control plane;

Controller/processor 490 is associated with memory 480 that stores program codes and data. Memory 480 can be a computer readable medium.

In UL (Uplink), the processing related to the base station device (410) includes:

The receiver 416 receives the radio frequency signal through its corresponding antenna 420, converts the received radio frequency signal into a baseband signal, and supplies the baseband signal to the receiving processor 412;

The receiving processor 412 implements various signal receiving processing functions for the L1 layer (ie, the physical layer) including decoding, deinterleaving, descrambling, demodulation, and physical layer control signaling extraction, and the like;

Controller/processor 440, implementing L2 layer functions, and associated with memory 430 storing program code and data;

Controller/processor 440 provides demultiplexing, packet reassembly, decryption, header decompression, control signal processing between the transport and logical channels to recover upper layer data packets from UE 450; from controller/processor 440 On Layer packets can be provided to the core network;

a controller/processor 440, determining M reference signals;

In UL (Uplink), the processing related to the user equipment (450) includes:

Data source 467 provides the upper layer data packet to controller/processor 490. Data source 467 represents all protocol layers above the L2 layer;

The transmitter 456, transmits a radio frequency signal through its corresponding antenna 460, converts the baseband signal into a radio frequency signal, and provides the radio frequency signal to the corresponding antenna 460;

The transmitter processor 455 implements various signal receiving processing functions for the L1 layer (ie, the physical layer) including decoding, deinterleaving, descrambling, demodulation, and physical layer control signaling extraction, and the like;

The controller/processor 490 implements header compression, encryption, packet segmentation and reordering, and multiplexing between logical and transport channels based on the radio resource allocation of the gNB 410, implementing the L2 layer for the user plane and the control plane Features;

The controller/processor 490 is also responsible for HARQ operations, retransmission of lost packets, and signaling to the gNB 410;

a controller/processor 490, determining M reference signals;

As a sub-embodiment, the UE 450 apparatus includes: at least one processor and at least one memory, the at least one memory including computer program code; the at least one memory and the computer program code are configured to be The processor is used together, and the UE 450 device is at least:

As a sub-embodiment, the UE 450 includes a memory storing a computer readable instruction program that, when executed by at least one processor, generates an action, the action comprising:

As a sub-embodiment, the gNB 410 apparatus includes: at least one processor and at least one memory, the at least one memory including computer program code; the at least one memory and the computer program code are configured to be The processor is used together. The gNB410 device is at least:

As a sub-embodiment, the gNB 410 includes a memory storing a computer readable instruction program that, when executed by at least one processor, generates an action, the action comprising:

As a sub-embodiment, the UE 450 corresponds to the user equipment in this application.

As a sub-embodiment, gNB 410 corresponds to the base station in this application.

As a sub-embodiment, at least two of the receiver 456, the receive processor 452, and the controller/processor 490 are used to receive the first information in the present application.

As a sub-embodiment, at least two of the transmitter 416, the transmit processor 415, and the controller/processor 440 are used to transmit the first information in the present application.

As a sub-embodiment, at least two of the receiver 456, the receive processor 452, and the controller/processor 490 are used to receive the second information in the present application.

As a sub-embodiment, at least two of the transmitter 416, the transmit processor 415, and the controller/processor 440 are used to transmit the second information in the present application.

As a sub-embodiment, at least two of the receiver 456, the receive processor 452, and the controller/processor 490 are used to receive the third information in the present application.

As a sub-embodiment, at least two of the transmitter 416, the transmit processor 415, and the controller/processor 440 are used to transmit the third information in the present application.

As a sub-embodiment, at least two of the receiver 456, the receive processor 452, and the controller/processor 490 are used to receive the fourth information in the present application.

As a sub-embodiment, at least two of the transmitter 416, the transmit processor 415, and the controller/processor 440 are used to transmit the fourth information in the present application.

As a sub-embodiment, at least two of the receiver 456, the receive processor 452, and the controller/processor 490 are used to perform the first access detection in this application.

As a sub-embodiment, at least two of the transmitter 456, the transmit processor 455, and the controller/processor 490 are used to transmit the M reference signals in the present application.

As a sub-embodiment, at least one of the receiver 416, the receive processor 412, and the controller/processor 440 The first two are used to receive the M reference signals in this application.

As a sub-embodiment, at least two of the transmitter 456, the transmit processor 455, and the controller/processor 490 are used to transmit the M1 reference signals in the present application.

As a sub-embodiment, at least two of the receiver 416, the receive processor 412, and the controller/processor 440 are used to receive the M1 reference signals in the present application.

Example 5

Embodiment 5 illustrates a flow chart of a wireless transmission, as shown in FIG. In FIG. 5, base station N01 is a serving cell maintenance base station of user equipment U02. In Figure 5, blocks F1, F2 and F3 are optional.

For N01, transmitting the second information in step S10; transmitting the first information in step S11; transmitting the fourth information in step S12; receiving M reference signals in step S13; transmitting the third information in step S14; M1 reference signals are received in step S15.

For U02, the second information is received in step S20; the first information is received in step S21; the fourth information is received in step S22; the first access detection is performed in step S23; and M reference signals are transmitted in step S24. Receiving the third information in step S25; transmitting M1 reference signals in step S26.

In Embodiment 5, the first information is used by the U02 to determine N multi-carrier symbols on a first sub-band, the N is a positive integer greater than 1; the U02 performs a first access detection, Determining M multi-carrier symbols of the N multi-carrier symbols; for the N multi-carrier symbols on the first sub-band, transmitting M references respectively in only the M multi-carrier symbols The M reference signals are used by the N01 to determine the M multicarrier symbols from the N multicarrier symbols, and the N multicarrier symbols are allocated by the N01 to the N1 antenna port groups. The M reference signals are sent by the U1 antenna port groups in the N1 antenna port groups, where M is a positive integer not greater than the N, and the U1 is a positive integer not greater than the M. The N1 is a positive integer not greater than the N. Transmitting M1 reference signals respectively in the M1 multicarrier symbols on the first subband, and transmitting power of any one of the M1 reference signals and any one of the M reference signals The transmission power is the same, at least one multi-carrier symbol is not occupied by the user equipment, and the multi-carrier symbol not occupied by the user equipment is preceded by the M1 multi-carrier symbols and the M multi-carrier symbols after that. The second information is used by the U02 to determine K antenna port sets, the K is a positive integer, and any one of the K antenna port sets includes a positive integer number of antenna port groups, and one antenna port group A positive integer number of antenna ports is included; the N1 antenna port groups belong to one of the K antenna port sets. The third information is used by the U02 to determine that the transmit power of any one of the M1 reference signals is the same as the transmit power of any one of the M reference signals, the third information The reception is prior to the transmission of the M1 reference signals. The fourth information is used by the U02 to determine that the S candidate air interface resources in the present application respectively correspond to the S multi-carrier symbol groups in the application.

As an embodiment, the M1 reference signals include one or more of {SRS, uplink PTRS}.

As an embodiment, the M is smaller than the N.

As an embodiment, the M1 multicarrier symbols are associated to the M multicarrier symbols.

As an embodiment, the M1 multi-carrier symbols are associated with the M multi-carrier symbols, where the M1 multi-carrier symbols and the M multi-carrier symbols belong to a first time window in a time domain. .

As an embodiment, the M1 multi-carrier symbols are associated with the M multi-carrier symbols, wherein the M1 multi-carrier symbols and the M multi-carrier symbols are used in the same measurement process.

As a sub-embodiment of the above embodiment, the same measurement process is Beam Management and/or channel estimation.

As an embodiment, the M1 multicarrier symbols and the M multicarrier symbols belong to two uplink bursts, respectively.

As an embodiment, given that a multi-carrier symbol is occupied means that the given multi-carrier symbol is used to transmit a wireless signal.

As an embodiment, given that a multi-carrier symbol is unoccupied means that the given multi-carrier symbol is not used to transmit a wireless signal.

As an embodiment, given that a multi-carrier symbol is occupied by a user equipment means that the given multi-carrier symbol is used by the user equipment to transmit a wireless signal.

As an embodiment, given that the multi-carrier symbol is not occupied by the user equipment means that the given multi-carrier symbol is not used by the user equipment to transmit a wireless signal.

As an embodiment, the second information is semi-statically configured.

As an embodiment, the second information is carried by higher layer signaling.

As an embodiment, the second information is carried by RRC signaling.

As an embodiment, the second information is all or a part of an IE in one RRC signaling.

As an embodiment, the second information is carried by MAC CE signaling.

As an embodiment, the second information is transmitted in the SIB.

As an embodiment, the third information is semi-statically configured.

As an embodiment, the third information is carried by higher layer signaling.

As an embodiment, the third information is carried by RRC signaling.

As an embodiment, the third information is all or a part of an IE in one RRC signaling.

As an embodiment, the third information is carried by MAC CE signaling.

As an embodiment, the third information is transmitted in the SIB.

As an embodiment, the third information is dynamically configured.

As an embodiment, the third information is carried by physical layer signaling.

As an embodiment, the third information belongs to a DCI.

As an embodiment, the third information is a domain in a DCI, the domain comprising a positive integer number of bits.

As an embodiment, the third information is carried by a downlink physical layer control channel.

As an embodiment, the third information is carried by a PDCCH.

As an embodiment, the third information is carried by the sPDCCH.

As an embodiment, the third information is carried by the NR-PDCCH.

As an embodiment, the third information is carried by the NB-PDCCH.

As an embodiment, the third information indicates a transmission power of the M1 reference signals.

As a sub-embodiment of the foregoing embodiment, the transmit power of the M1 reference signals is one of a plurality of candidate transmit powers.

In one embodiment, the third information indicates whether the transmit power of the M1 reference signals and the transmit power of the M reference signals are the same.

As an embodiment, the fourth information is semi-statically configured.

As an embodiment, the fourth information is carried by higher layer signaling.

As an embodiment, the fourth information is carried by RRC signaling.

As an embodiment, the fourth information is all or a part of an IE in one RRC signaling.

As an embodiment, the fourth information is carried by MAC CE signaling.

As an embodiment, the fourth information is transmitted in the SIB.

As an embodiment, the fourth information explicitly indicates that the S candidate air interface resources respectively correspond to S multi-carrier symbol groups.

As an embodiment, the fourth information implicitly indicates that the S candidate air interface resources respectively correspond to S multi-carrier symbol groups.

As an embodiment, the fourth information is used to determine that the S candidate air interface resources respectively correspond to the S sub-antenna port sets.

As an embodiment, the fourth information explicitly indicates that the S candidate air interface resources are respectively in one-to-one correspondence with the S sub-antenna port sets.

As an embodiment, the fourth information implicitly indicates that the S candidate air interface resources are respectively in one-to-one correspondence with the S sub-antenna port sets.

As an embodiment, the K is equal to 1, and the K antenna port sets include the N1 antenna port groups.

As an embodiment, the K is equal to 1, and the K antenna port sets are composed of the N1 antenna port groups.

As an embodiment, the K is equal to 1, and the first information is used to determine the N1 antenna port groups from the K antenna port sets.

In one embodiment, the K is greater than 1, and the first information is used to determine, from the set of K antenna ports, a set of antenna ports to which the N1 antenna port groups belong.

As an embodiment, the K is equal to 1, the M1 reference signals and the transmit antenna port group of the M reference signals belong to the K antenna port set, and the first information is used from the K The transmit antenna port group of the M1 reference signals and the transmit antenna port group of the M reference signals are determined in the set of antenna ports.

In one embodiment, the K is greater than 1, and the transmit antenna port group of the M1 reference signals and the M reference signals belong to a same one of the K antenna port sets, the first information. Used to determine the same set of antenna ports from the set of K antenna ports.

In one embodiment, the K is greater than 1, and the transmit antenna port group of the M1 reference signals and the M reference signals belong to different antenna port sets in the K antenna port set, the first information. An antenna port set to which the transmit antenna port group to which the M reference signals belong and the set of antenna ports to which the transmit antenna port group of the M1 reference signals belong is determined from the K antenna port sets.

As an embodiment, the K is equal to 1, and the K antenna port sets include the Q antenna port groups.

As an embodiment, the K is equal to 1, and the K antenna port sets are composed of the Q antenna port groups.

As an embodiment, the transmission power of the wireless signals transmitted on any two of the K antenna port sets is the same.

As an embodiment, the transmission power of the wireless signals transmitted on at least two of the K antenna port sets is the same.

As an embodiment, the transmission power of the wireless signals transmitted on any two antenna port groups in the one of the K antenna port sets is the same.

Example 6

Embodiment 6 illustrates a flow chart of another wireless transmission, as shown in FIG. In FIG. 6, base station N03 is a serving cell maintenance base station of user equipment U04. In Figure 6, blocks F4, F5, F6 and F7 are optional.

For N03, the second information is transmitted in step S30; the first information is transmitted in step S31; the fourth information is transmitted in step S32; the M reference signals are received in step S33; the fifth information is transmitted in step S34; The third information is transmitted in step S35; the M1 reference signals are received in step S36.

For U04, the second information is received in step S40; the first information is received in step S41; the fourth information is received in step S42; the first access detection is performed in step S43; and M reference signals are transmitted in step S44. Receiving the fifth information in step S45; receiving the third information in step S46; performing second access detection in step S47; transmitting M1 reference signals in step S48.

In Embodiment 6, the first information is used by the U04 to determine N multicarrier symbols on a first subband, the N being a positive integer greater than one; the U04 performing a first access detection, Determining M multi-carrier symbols of the N multi-carrier symbols; for the N multi-carrier symbols on the first sub-band, transmitting M references respectively in only the M multi-carrier symbols Signals; the M reference signals are used by the N03 to determine the M multicarrier symbols from the N multicarrier symbols, and the N multicarrier symbols are allocated by the N03 to N1 antenna port groups The M reference signals are sent by the U1 antenna port groups in the N1 antenna port groups, where M is a positive integer not greater than the N, and the U1 is a positive integer not greater than the M. The N1 is a positive integer not greater than the N. Transmitting M1 reference signals respectively in the M1 multicarrier symbols on the first subband, and transmitting power of any one of the M1 reference signals and any one of the M reference signals The transmission power is the same, at least one multi-carrier symbol is not occupied by the user equipment, and the multi-carrier symbol not occupied by the user equipment is preceded by the M1 multi-carrier symbols and the M multi-carrier symbols after that. The second information is used by the U04 to determine a set of K antenna ports, the K Is a positive integer, and any one of the K antenna port sets includes a positive integer number of antenna port groups, and one antenna port group includes a positive integer number of antenna ports; the N1 antenna port groups belong to the K antenna ports One of the collections. The third information is used by the U04 to determine that the transmit power of any one of the M1 reference signals is the same as the transmit power of any one of the M reference signals, the third information. The reception is prior to the transmission of the M1 reference signals. The fourth information is used by the U04 to determine that the S candidate air interface resources in the present application respectively correspond to the S multi-carrier symbol groups in the present application. The fifth information is used by the U04 to determine N3 multicarrier symbols on the first subband, the N3 is a positive integer greater than 1; the U04 performs a second access detection, and determines the N3 M1 multi-carrier symbols in the multi-carrier symbols; wherein the execution of the second access detection precedes the transmission of the M1 reference signals; for the N3 multi-carrier symbols, the user equipment is only in the Transmitting M1 reference signals respectively in the M1 multicarrier symbols; the M1 reference signals are used by the N03 to determine the M1 multicarrier symbols from the N3 multicarrier symbols, where the M1 is Not more than a positive integer of the N3.

As an embodiment, the foregoing method includes: performing second access detection, determining M1 multi-carrier symbols in N3 multi-carrier symbols;

The performing of the second access detection precedes the sending of the M1 reference signals; the first information is used to determine the N3 multicarrier symbols on the first subband, the N3 Is a positive integer greater than 1; for the N3 multi-carrier symbols, the user equipment transmits M1 reference signals only in the M1 multi-carrier symbols therein; the M1 reference signals are used for The M1 multicarrier symbols are determined in the N3 multicarrier symbols, and the M1 is a positive integer not greater than the N3.

As an embodiment, the N3 is equal to the N.

As an embodiment, the N3 is not equal to the N.

As an embodiment, the N multicarrier symbols and the N3 multicarrier symbols belong to two uplink bursts, respectively.

As an embodiment, the method includes: receiving fifth information, where the fifth information is used to determine N3 multicarrier symbols on the first subband, the N3 being a positive integer greater than one;

Performing second access detection, determining M1 multi-carrier symbols in the N3 multi-carrier symbols;

The performing of the second access detection is preceded by the sending of the M1 reference signals; for the N3 multi-carrier symbols, the user equipment sends the M1 only in the M1 multi-carrier symbols. Reference signals; the M1 reference signals are used to determine the M1 multicarrier symbols from the N3 multicarrier symbols, the M1 being a positive integer not greater than the N3.

As an embodiment, the N3 multicarrier symbols are allocated to Q antenna port groups; the M1 reference signals are sent by Q1 antenna port groups in the Q antenna port groups, the M1 reference signals At least one reference signal is transmitted by the same antenna port group in the Q1 antenna port group, the Q1 is a positive integer not greater than the M1, and the Q is a positive integer not greater than the N3.

As an embodiment, the Q antenna port groups belong to one of the K antenna port sets.

As an embodiment, the K is equal to 1, and the fifth information is used to determine the Q antenna port groups from the K antenna port sets.

As an embodiment, the K is greater than 1, and the fifth information is used to determine, from the set of K antenna ports, an antenna port set to which the Q antenna port groups belong.

As an embodiment, the fifth information is associated with the first information.

As an embodiment, the fifth information is associated with the first information, that is, the first information and the fifth information are information that are sent by the same DCI format at different times.

As an embodiment, the fifth information is associated with the first information, where the first information and the fifth information are respectively sent by a domain in the same DCI format at different times. Information.

As an embodiment, the fifth information is associated with the first information, where the K is equal to 1, and the first information and the fifth information are both determined from the set of K antenna ports. Port group.

As an embodiment, the fifth information is associated with the first information, where the K is greater than 1, and the first information and the fifth information are both determined from the set of K antenna ports. Port collection.

As an embodiment, the fifth information is associated with the first information, that is, the sending time of the fifth information and the first information belong to a first time window.

As an embodiment, the fifth information is associated with the first information, where the sending time of the M1 reference signals corresponding to the fifth information is the M reference corresponding to the first information. The transmission time of the signal belongs to the first time window.

As an embodiment, the fifth information is associated with the first information, where the fifth information and the first information correspond to the same measurement process, and the sending of the M1 reference signals and the M The transmission of the reference signals is for the same measurement process.

As an embodiment, the end time of execution of the second access detection is before the start time of the N3 multicarrier symbols.

As an embodiment, the end time of execution of the second access detection is before the start time of the M1 multicarrier symbols.

As an embodiment, the second access detection is used to determine that only the M1 multicarrier symbols of the N3 multicarrier symbols can be used for uplink transmission.

In one embodiment, the M1 reference signals are used by a receiver of the M1 reference signals to determine the M1 multicarrier symbols from the N3 multicarrier symbols, where the M1 is not greater than the N3 Positive integer.

As an embodiment, the M1 reference signals are all used to determine the M1 multicarrier symbols from the N3 multicarrier symbols.

As an embodiment, a portion of the M1 reference signals are used to determine the M1 multicarrier symbols from the N3 multicarrier symbols.

As an embodiment, a first one of the M1 reference signals is used to determine the M1 multicarrier symbols from the N3 multicarrier symbols.

As an embodiment, one of the M1 reference signals is used to determine the M1 multicarrier symbols from the N3 multicarrier symbols.

As a sub-embodiment of the above embodiment, the given reference signal is predefined.

As a sub-embodiment of the above embodiment, the given reference signal is configured by higher layer signaling.

As a sub-embodiment of the above embodiment, the given reference signal is configured by physical layer signaling.

Example 7

Embodiments 7A to 7E respectively illustrate schematic diagrams of the relationship of one N multicarrier symbols, N1 antenna port groups, and M reference signals.

In Embodiment 7, the N multicarrier symbols in the present application are allocated to N1 antenna port groups, and the M reference signals are transmitted by U1 antenna port groups in the N1 antenna port groups. M is a positive integer not greater than the N, the U1 is a positive integer not greater than the M, and the N1 is a positive integer not greater than the N.

In one embodiment, any one of the N1 antenna port groups corresponds to at least one of the N multicarrier symbols, and any one of the N multicarrier symbols corresponds to the One of N1 antenna port groups, the N1 is not less than the N2 and is not greater than a positive integer of the N.

As an embodiment, the N1 is equal to the N, and the N multicarrier symbols are respectively allocated to the N1 antenna port groups.

As an embodiment, the N1 is equal to 1, and the N multicarrier symbols are allocated to the same antenna port group.

As an embodiment, the N1 is greater than 1 and smaller than the N, and at least two consecutive multi-carrier symbols of the N multi-carrier symbols are allocated to the same one of the N1 antenna port groups.

As an embodiment, the U1 is equal to the M, and the M reference signals are respectively sent by the U1 antenna port group.

As an embodiment, the U1 is equal to 1, and the M reference signals are sent by the same antenna port group, where the N The multicarrier symbols are contiguous in the time domain.

As an embodiment, the U1 is greater than 1 and smaller than the M, and at least two of the M reference signals occupy a continuous multicarrier symbol in the time domain, and are referenced by the U1 antenna port group. An antenna port group is sent.

As an embodiment, the embodiment 7A corresponds to the relationship that the N1 is equal to the N, and the U1 is equal to the relationship between the N multi-carrier symbols, the N1 antenna port groups, and the M reference signals of the M.

As an embodiment, the embodiment 7B corresponds to a schematic diagram of a relationship between N multi-carrier symbols, N1 antenna port groups, and M reference signals, where the N1 is equal to 1.

As an embodiment, the embodiment 7C corresponds to the relationship that the N1 is greater than 1 and smaller than the N, and the U1 is equal to the relationship between the N multi-carrier symbols, the N1 antenna port groups, and the M reference signals of the M. .

As an embodiment, the embodiment 7D corresponds to a relationship between the N multi-carrier symbols, the N1 antenna port groups, and the M reference signals, where the N1 is greater than 1 and smaller than the N, and the U1 is equal to 1.

As an embodiment, the embodiment 7E corresponds to the N1 being greater than 1 and smaller than the N, the U1 being greater than 1 and smaller than the M multi-carrier symbols, the N1 antenna port group, and the M reference signals. Schematic diagram of the relationship.

Example 8

Embodiments 8A to 8E respectively illustrate schematic diagrams of the relationship of one N3 multicarrier symbols, Q antenna port groups, and M1 reference signals.

In Embodiment 7, the N3 multicarrier symbols in the present application are allocated to Q antenna port groups; the M1 reference signals are transmitted by Q1 antenna port groups in the Q antenna port groups, At least one of the M1 reference signals is transmitted by the same antenna port group in the Q1 antenna port group, the Q1 is a positive integer not greater than the M1, and the Q is not greater than the N3 A positive integer.

In one embodiment, any one of the Q antenna port groups corresponds to at least one of the N3 multicarrier symbols, and any one of the N3 multicarrier symbols corresponds to the One of the Q antenna port groups, the Q is not less than the P1 and is not greater than a positive integer of the N3.

As an embodiment, the Q is equal to the N3, and the N3 multicarrier symbols are respectively allocated to the Q antenna port groups.

As an embodiment, the Q is equal to 1, and the N3 multicarrier symbols are allocated to the same antenna port group.

As an embodiment, the Q is greater than 1 and smaller than the N3, and at least two consecutive multi-carrier symbols of the N3 multi-carrier symbols are allocated to the same one of the Q antenna port groups.

As an embodiment, the Q1 is equal to the M1, and the M1 reference signals are respectively sent by Q1 antenna port groups.

As an embodiment, the Q1 is equal to 1, and the M1 reference signals are transmitted by the same antenna port group, and the N3 multi-carrier symbols are continuous in the time domain.

As an embodiment, the Q1 is greater than 1 and smaller than the M1, and at least two reference signals occupying consecutive multi-carrier symbols in the time domain are the same in the Q1 antenna port group. An antenna port group is sent.

As an embodiment, the embodiment 8A corresponds to the Q being equal to the N3, and the Q1 is equal to a relationship between the N3 multi-carrier symbols of the M1, the Q antenna port groups, and the M1 reference signals.

As an embodiment, the embodiment 8B corresponds to a schematic diagram in which the Q is equal to 1, and the Q1 is equal to 1 for N3 multi-carrier symbols, Q antenna port groups, and M1 reference signals.

As an embodiment, the embodiment 8C corresponds to the relationship that the Q is greater than 1 and smaller than the N3, and the Q1 is equal to the relationship between the N3 multi-carrier symbols, the Q antenna port groups, and the M1 reference signals of the M1. .

As an embodiment, the embodiment 8D corresponds to a schematic diagram of a relationship between the N3 multi-carrier symbols, the Q antenna port groups, and the M1 reference signals, where the Q is greater than 1 and smaller than the N3, and the Q1 is equal to 1.

As an embodiment, the embodiment 8E corresponds to the Q being greater than 1 and smaller than the N3, where the Q1 is greater than 1 and less than the N3 multicarrier symbols of the M1, the Q antenna port groups, and the M1 reference signals. Schematic diagram of the relationship.

Example 9

Embodiment 9 exemplifies a relationship of M1 reference signals and M reference signals, as shown in FIG.

In Embodiment 9, the transmission power of any one of the M1 reference signals in the present application is the same as the transmission power of any one of the M reference signals, and at least one of the reference signals is not described. The multi-carrier symbol occupied by the user equipment, the multi-carrier symbol not occupied by the user equipment is preceded by the M1 multi-carrier symbols and after the M multi-carrier symbols.

As an embodiment, the M1 reference signals and the M reference signals are transmitted by the same antenna port group.

As an embodiment, the M1 reference signals and the M reference signals are transmitted by different antenna port groups.

In one embodiment, at least one of the M1 reference signals and any one of the M reference signals are transmitted by different antenna port groups.

As an embodiment, at least one of the M1 reference signals and at least one of the M reference signals are transmitted by the same antenna port group.

As an embodiment, the transmission times of the M1 reference signals and the M reference signals all belong to a first time window.

As an embodiment, the uplink reference signals belonging to the first time window have the same transmission power, and the uplink reference signal includes the M1 reference signals and the M reference signals.

As an embodiment, the first time window includes a plurality of multi-carrier symbols in the time domain.

As an embodiment, the first time window includes a plurality of slots in the time domain.

As an embodiment, the first time window includes a plurality of uplink bursts in the time domain.

As an embodiment, the first time window is predefined.

As an embodiment, the first time window is configured by higher layer signaling.

As an embodiment, the first time window is configured by physical layer signaling.

As an embodiment, the transmission of the M1 reference signals and the transmission of the M reference signals are all for the same measurement process.

As an embodiment, the transmission time of the M1 reference signals and the transmission time of the M reference signals belong to two uplink bursts (UL bursts), respectively.

As an embodiment, an upstream burst consists of a set of consecutive multi-carrier symbols.

As an embodiment, the user equipment transmits a wireless signal in an uplink burst.

As an embodiment, the user equipment transmits a wireless signal on each multi-carrier symbol in an uplink burst.

As an embodiment, the two upstream bursts are orthogonal in the time domain.

As an embodiment, the two uplink bursts are separated by at least one multi-carrier symbol in the time domain.

Example 10

Embodiment 10 illustrates a schematic diagram in which one M reference signals are used to determine M multicarrier symbols from N multicarrier symbols, as shown in FIG.

In Embodiment 10, the air interface resources occupied by the target reference signal group in the present application are used by the receivers of the M reference signals to determine the M multi-carrier symbols from the N multi-carrier symbols. The target reference signal group includes one or more reference signals of the M reference signals; the air interface resource occupied by the target reference signal group is one of S candidate air interface resources, and the S candidate air interface resources Separately used to determine S multi-carrier symbol groups, any one of the S multi-carrier symbol groups being composed of one or more multi-carrier symbols of the N multi-carrier symbols, the S Is a positive integer greater than one.

As an embodiment, the air interface resources occupied by the target reference signal group are implicitly determined by the receivers of the M reference signals from the N multicarrier symbols.

As an embodiment, the target reference signal group includes the M reference signals.

As an embodiment, the target reference signal group includes a partial reference signal of the M reference signals.

As an embodiment, the target reference signal group includes a first one of the M reference signals.

As an embodiment, the target reference signal group includes the last one of the M reference signals.

As an embodiment, the target reference signal group includes one of the M reference signals for a given reference signal.

As an embodiment, the air interface resource includes at least one of {time domain resource, frequency domain resource, and code domain resource}.

As an embodiment, the air interface resource is a time domain resource.

As an embodiment, the air interface resource is a frequency domain resource.

As an embodiment, the air interface resource is a code domain resource.

As an embodiment, the code domain resource refers to: the occupied feature sequence is one of a plurality of candidate feature sequences.

As an embodiment, the code domain resource refers to an index of the occupied feature sequence in multiple candidate feature sequences.

As an embodiment, the S multi-carrier symbol groups include different numbers of multi-carrier symbols.

As an embodiment, the multi-carrier symbols included in the S multi-carrier symbol groups are different from each other.

As an embodiment, two identical multi-carrier symbol groups are not included in the S multi-carrier symbol groups.

As an embodiment, any two of the S multi-carrier symbol groups include at least one different multi-carrier symbol.

As an embodiment, any two of the S multi-carrier symbol groups do not include the same multi-carrier symbol.

As an embodiment, the S multi-carrier symbol groups are respectively allocated to the S sub-antenna port sets, and the S candidate air interface resources are respectively in one-to-one correspondence with the S sub-antenna port sets.

In one embodiment, the S sub-antenna port sets belong to the same one of the K antenna port sets, and any one of the S sub-antenna port sets includes one or more antenna port groups. .

In one embodiment, any one of the S antenna antenna port sets includes one or more antenna port groups, and all of the S antenna antenna port groups belong to the N1 antenna port group. .

As an embodiment, the M multicarrier symbols belong to one of the S multicarrier symbol groups.

As an embodiment, the M multi-carrier symbols belong to one of the S multi-carrier symbol groups corresponding to the air interface resources occupied by the target reference signal group.

As an embodiment, the air interface resources occupied by the target reference signal group are used by the receivers of the M reference signals to determine one multi-carrier symbol group from the S multi-carrier symbol groups.

As an embodiment, the U1 antenna port group belongs to one of the S sub-antenna port sets.

As an embodiment, the U1 antenna port group belongs to one of the S sub-antenna port sets corresponding to the air interface resource occupied by the target reference signal group.

As an embodiment, the air interface resources occupied by the target reference signal group are used by the receivers of the M reference signals to determine a set of sub-antenna ports from the set of S sub-antenna ports.

As an embodiment, the one-to-one correspondence between the S candidate air interface resources and the S multi-carrier symbol groups is predefined.

Example 11

Embodiments 11A to 11B respectively illustrate a schematic diagram of a relationship between a first access detection and N1 antenna port groups.

In the embodiment 11, the first access detection in the application includes N2 access detection, and any one of the N2 access detections is used to determine the N multi-carrier symbols. Whether at least one multi-carrier symbol can be used for uplink transmission, and whether any one of the N multi-carrier symbols can be used for uplink transmission is determined by one of the N2 access detections, N2 is a positive integer not greater than the N.

As an embodiment, the end time of execution of the first access detection is before the start time of the N multicarrier symbols.

As an embodiment, the end time of execution of the first access detection is before the start time of the M multi-carrier symbols.

As an embodiment, the first access detection is used to determine that only the M multi-carrier symbols of the N multi-carrier symbols can be used for uplink transmission.

As an embodiment, the N2 is equal to the N, and the N2 access detections are respectively used to determine whether the N multicarrier symbols can be used for uplink transmission.

As an embodiment, the N2 is equal to 1, and the N2 access detection is used to determine whether the N multicarrier symbols can be used for uplink transmission.

As an embodiment, the N2 is greater than 1 and smaller than the N, and one of the N2 access detections is used to determine whether at least two multicarrier symbols of the N multicarrier symbols can be used. Send upstream.

As an embodiment, the multiple antenna related receptions of the N2 access detection are different from each other.

As an embodiment, the multi-antenna related transmission of the N1 antenna port groups is related to the multi-antenna related reception of the N2 access detection.

As an embodiment, the N1 is equal to the N2, and the multiple antenna related transmissions of the N1 antenna port groups are respectively used to determine the multi-antenna related reception of the N2 access detection.

As an embodiment, the N1 is equal to the N2, and the multiple antenna related reception of the N2 access detection includes multiple antenna related transmissions of the N1 antenna port groups, respectively.

As an embodiment, the N1 is equal to the N2, and the multiple antenna related transmissions of the N1 antenna port groups are respectively the same as the multiple antennas related to the N2 access detection.

As an embodiment, the N1 is greater than the N2, and the multiple antenna-related reception of the N2 access detection is determined by multi-antenna-related transmission of at least one of the N1 antenna port groups.

As an embodiment, the N1 is greater than the N2, and the multi-antenna related reception of any one of the N2 access detections includes multiple antennas of at least one of the N1 antenna port groups. Related to send.

In one embodiment, the N1 is greater than the N2, and the multi-antenna related reception of any one of the N2 access detections and the multi-antenna of at least one of the N1 antenna port groups The related send is the same.

As an embodiment, the N1 is greater than the N2, and the multi-antenna related reception of the at least one access detection in the N2 access detection is performed by at least two antenna port groups in the N1 antenna port group. Antenna related transmission determination.

As an embodiment, the N1 is greater than the N2, and the multi-antenna related reception of the at least one access detection in the N2 access detection includes a plurality of at least two antenna port groups in the N1 antenna port group. Antenna related transmission.

In one embodiment, the N1 is greater than the N2, and the multi-antenna related reception of the at least one access detection and the at least two antenna port groups of the N1 antenna port group are the N2 access detection. The antenna related transmission is the same.

As an embodiment, the one-time access detection is used to determine if the first sub-band is idle (Idle).

As an embodiment, the one-time access detection is used to determine whether uplink transmission may be performed on the first sub-band using the same multi-antenna related transmission associated with the multi-antenna of the one-time access detection.

As an embodiment, the multi-antenna related reception is a spatial Rx parameter.

As an embodiment, the multi-antenna related reception is a receive beam.

As an embodiment, the multi-antenna related reception is a receive beamforming matrix.

As an embodiment, the multi-antenna related reception is a receive analog beam shaping matrix.

As an embodiment, the multi-antenna related reception is a receive beamforming vector.

As an embodiment, the multi-antenna related reception is receive spatial filtering.

As an embodiment, the multi-antenna related transmission is a spatial transmission parameter (Spatial Tx parameters).

As an embodiment, the multi-antenna related transmission is a transmit beam.

As an embodiment, the multi-antenna related transmission is a transmit beam shaping matrix.

As an embodiment, the multi-antenna related transmission is to transmit an analog beamforming matrix.

As an embodiment, the multi-antenna related transmission is a transmit beamforming vector.

As an embodiment, the multi-antenna related transmission is transmission spatial filtering.

As an embodiment, the embodiment 11A corresponds to a schematic diagram in which the N2 is equal to the relationship between the first access detection of the N1 and the N1 antenna port groups.

As an embodiment, the embodiment 11B corresponds to a schematic diagram in which the N2 is smaller than the relationship between the first access detection of the N1 and the N1 antenna port groups.

Example 12

Embodiments 12A through 12B respectively illustrate schematic diagrams of a given access detection and spatial relationship of a given wireless signal.

In Embodiment 12, the given access detection corresponds to one access detection in the first access detection or the second access detection in the present application, the given wireless signal and the present application At least one of the M reference signals or at least one of the M1 reference signals corresponds to.

As an embodiment, the multi-antenna related reception used by the given access detection can be used to infer multi-antenna related transmission of the given wireless signal.

As an embodiment, the multi-antenna related reception used by the given access detection is the same as the multi-antenna related transmission of the given wireless signal.

As an embodiment, the multi-antenna related reception used by the given access detection is different from the multi-antenna related transmission of the given wireless signal.

As an embodiment, a beamwidth corresponding to a receive beamforming matrix used by a given access detection is greater than a beamwidth corresponding to a transmit beamforming matrix of the given wireless signal.

As an embodiment, the beam direction corresponding to the receive beamforming matrix used by the given access detection includes a beam direction corresponding to a transmit beamforming matrix of the given wireless signal.

As an embodiment, the beam width corresponding to the received beam used by the given access detection is greater than the beam width corresponding to the transmit beam of the given wireless signal.

As an embodiment, the receive beam used by the given access detection includes a transmit beam of the given wireless signal.

As an embodiment, the number of antennas used for a given access detection is less than the number of transmit antennas for the given wireless signal.

As an embodiment, the number of antennas used for the given access detection is greater than one.

As an embodiment, the number of antennas used for the given access detection is equal to one.

As an embodiment, the number of transmit antennas for a given wireless signal is greater than one.

As an embodiment, the embodiment 12A corresponds to the same schematic diagram of the receive beam used by the given access detection and the transmit beam of the given wireless signal.

As an embodiment, the embodiment 12B corresponds to a schematic diagram of a transmit beam used by the given access detection including a transmit beam of the given wireless signal.

Example 13

Embodiment 13 illustrates a schematic diagram of an antenna port and an antenna port group, as shown in FIG.

In Embodiment 13, one antenna port group includes a positive integer number of antenna ports; one antenna port is formed by superposition of antennas in a positive integer number of antenna groups by antenna virtualization; one antenna group includes a positive integer antenna. An antenna group is connected to the baseband processor through an RF (Radio Frequency) chain, and different antenna groups correspond to different RF chains. A mapping coefficient of all antennas within a positive integer number of antenna groups included in a given antenna port to the given antenna port constitutes a beamforming vector corresponding to the given antenna port. The mapping coefficients of the plurality of antennas included in any given antenna group included in a given integer number of antenna groups included in the given antenna port to the given antenna port constitute an analog beamforming vector of the given antenna group. The diagonal arrangement of the analog beamforming vectors corresponding to the positive integer antenna groups constitutes an analog beam shaping matrix corresponding to the given antenna port. The mapping coefficients of the positive integer antenna group to the given antenna port constitute a digital beam assignment corresponding to the given antenna port Type vector. The beamforming vector corresponding to the given antenna port is obtained by multiplying the analog beam shaping matrix and the digital beam shaping vector corresponding to the given antenna port. Different antenna ports in one antenna port group are composed of the same antenna group, and different antenna ports in the same antenna port group correspond to different beamforming vectors.

Two antenna port groups are shown in Figure 13: antenna port group #0 and antenna port group #1. The antenna port group #0 is composed of an antenna group #0, and the antenna port group #1 is composed of an antenna group #1 and an antenna group #2. The mapping coefficients of the plurality of antennas in the antenna group #0 to the antenna port group #0 constitute an analog beamforming vector #0, and the mapping coefficients of the antenna group #0 to the antenna port group #0 constitute a number Beamforming vector #0. The mapping coefficients of the plurality of antennas in the antenna group #1 and the plurality of antennas in the antenna group #2 to the antenna port group #1 constitute an analog beamforming vector #1 and an analog beamforming vector #, respectively. 2. The mapping coefficients of the antenna group #1 and the antenna group #2 to the antenna port group #1 constitute a digital beamforming vector #1. A beamforming vector corresponding to any one of the antenna port groups #0 is obtained by multiplying the analog beamforming vector #0 and the digital beamforming vector #0. The beamforming vector corresponding to any antenna port in the antenna port group #1 is an analog beam shaping matrix formed by diagonally arranging the analog beamforming vector #1 and the analog beamforming vector #2 Obtained from the product of the digital beamforming vector #1.

As an embodiment, one antenna port group includes one antenna port. For example, the antenna port group #0 in FIG. 13 includes one antenna port.

As a sub-embodiment of the foregoing embodiment, the analog beamforming matrix corresponding to the one antenna port is reduced into an analog beamforming vector, and the digital beamforming vector corresponding to the one antenna port is reduced to a scalar. The beamforming vector corresponding to one antenna port is equal to the analog beamforming vector corresponding to the one antenna port. For example, the digital beamforming vector #0 in FIG. 13 is reduced to a scalar, and the beamforming vector corresponding to the antenna port in the antenna port group #0 is the analog beamforming vector #0.

As an embodiment, one antenna port group includes a plurality of antenna ports. For example, the antenna port group #1 in FIG. 13 includes a plurality of antenna ports.

As a sub-embodiment of the above embodiment, the plurality of antenna ports correspond to the same analog beam shaping matrix.

As a sub-embodiment of the foregoing embodiment, at least two of the plurality of antenna ports correspond to the same analog beam shaping matrix.

As a sub-embodiment of the foregoing embodiment, at least two of the plurality of antenna ports correspond to different analog beam shaping matrices.

As a sub-embodiment of the above embodiment, the plurality of antenna ports correspond to different digital beamforming vectors.

As a sub-embodiment of the above embodiment, at least two of the plurality of antenna ports correspond to the same digital beamforming vector.

As a sub-embodiment of the foregoing embodiment, at least two of the plurality of antenna ports correspond to different digital beamforming vectors.

As an embodiment, any two antenna ports of different antenna port groups correspond to different analog beam shaping matrices.

As an embodiment, at least two of the different antenna port groups correspond to different analog beam shaping matrices.

As an embodiment, at least two of the different antenna port groups correspond to the same analog beam shaping matrix.

As an embodiment, two different antenna port groups are QCL (Quasi Co-Located).

As an embodiment, two different antenna port groups are not QCLs.

As an embodiment, any two of the antenna port groups are QCLs.

As an embodiment, any two of the antenna port groups are not QCL.

As an embodiment, at least two of the antenna port groups are QCLs.

As an embodiment, at least two of the antenna port groups are not QCL.

As an embodiment, any two of the antenna port groups are spatial QCLs.

As an embodiment, any two antenna ports in an antenna port group are not spatial QCLs.

As an embodiment, at least two of the antenna port groups are spatial QCLs.

As an embodiment, at least two of the antenna port groups are not spatial QCLs.

As an embodiment, the fact that the two antenna ports are QCL means that all or part of the large-scale properties of the wireless signal that can be transmitted from one of the two antenna ports can be inferred. All or part of the large-scale characteristics of the wireless signal transmitted on the other of the antenna ports.

As an embodiment, the two antenna ports being QCL means that the two antenna ports have at least one identical QCL parameter, and the QCL parameters include multiple antenna related QCL parameters and multiple antenna independent QCL parameters. .

As an embodiment, the two antenna ports being QCL means that at least one QCL of the other of the two antenna ports can be inferred from at least one QCL parameter of one of the two antenna ports. parameter.

As an embodiment, the fact that the two antenna ports are QCL means that the multi-antenna related reception of the wireless signal that can be transmitted from one of the two antenna ports infers the other of the two antenna ports. Multi-antenna related reception of wireless signals transmitted on antenna ports.

As an embodiment, the two antenna ports being QCL means that the multi-antenna related transmission of the wireless signal that can be transmitted from one of the two antenna ports infers the other of the two antenna ports Multi-antenna related transmission of wireless signals transmitted on antenna ports.

As an embodiment, the fact that the two antenna ports are QCL means that the multi-antenna related reception of the wireless signal that can be transmitted from one of the two antenna ports infers the other of the two antenna ports. Multi-antenna related transmission of a wireless signal transmitted on an antenna port, a receiver of a wireless signal transmitted on one of the two antenna ports, and another antenna port of the two antenna ports The sender of the wireless signal sent on is the same.

As an embodiment, the fact that two antenna ports are not QCL means that all or part of the large-scale nature of the wireless signal transmitted from one of the two antenna ports cannot be inferred. All or part of the large-scale characteristics of the wireless signal transmitted on the other of the two antenna ports.

As an embodiment, the fact that the two antenna ports are not QCL means that the two antenna ports have at least one different QCL parameter, and the QCL parameters include multiple antenna related QCL parameters and multiple antenna independent QCL parameters. .

As an embodiment, the fact that the two antenna ports are not QCL means that at least one of the two antenna ports cannot be inferred from at least one QCL parameter of one of the two antenna ports. QCL parameters.

As an embodiment, the fact that the two antenna ports are not QCL means that the multi-antenna related reception of the wireless signal that cannot be transmitted from one of the two antenna ports is inferred to be another of the two antenna ports. Multi-antenna related reception of wireless signals transmitted on one antenna port.

As an embodiment, the fact that the two antenna ports are not QCL means that the multi-antenna related transmission of the wireless signal that cannot be transmitted from one of the two antenna ports is inferred to be another of the two antenna ports. Multi-antenna related transmission of wireless signals transmitted on one antenna port.

As an embodiment, the fact that the two antenna ports are not QCL means that the multi-antenna related reception of the wireless signal that cannot be transmitted from one of the two antenna ports is inferred to be another of the two antenna ports. Multi-antenna related transmission of a wireless signal transmitted on one antenna port, a receiver of a wireless signal transmitted on one of the two antenna ports, and another antenna of the two antenna ports The sender of the wireless signal sent on the port is the same.

As an embodiment, the multi-antenna related QCL parameters include: {one of angle of arrival, angle of departure, spatial correlation, multi-antenna related transmission, multi-antenna related reception} Or a variety.

As an embodiment, the multi-antenna-independent QCL parameters include: {delay spread, Doppler spread, Doppler shift, path loss, average gain One or more of (average gain)}.

As an embodiment, the two antenna ports are spatial QCL refers to all or part of a multi-antenna related large-scale characteristic of a wireless signal that can be transmitted from one of the two antenna ports ( Properties) Inferring all or part of the multi-antenna-related large-scale characteristics of the wireless signal transmitted on the other of the two antenna ports.

As an embodiment, the two antenna ports are spatial QCL, which means that the two antenna ports have at least one identical multi-antenna related QCL parameter.

As an embodiment, the two antenna ports are spatial QCL, which means that the other of the two antenna ports can be inferred from at least one multi-antenna related QCL parameter of one of the two antenna ports. At least one multi-antenna related QCL parameter of the antenna port.

As an embodiment, the two antenna ports are spatial QCL, which means that the multi-antenna related reception of the wireless signal that can be transmitted from one of the two antenna ports infers the other of the two antenna ports. Multi-antenna related reception of wireless signals transmitted on one antenna port.

As an embodiment, the two antenna ports are spatial QCL means that the multi-antenna related transmission of the wireless signal that can be transmitted from one of the two antenna ports infers the other of the two antenna ports Multi-antenna related transmission of wireless signals transmitted on one antenna port.

As an embodiment, the two antenna ports are spatial QCL, which means that the multi-antenna related reception of the wireless signal that can be transmitted from one of the two antenna ports infers the other of the two antenna ports. Multi-antenna related transmission of a wireless signal transmitted on one antenna port, a receiver of a wireless signal transmitted on one of the two antenna ports, and another antenna of the two antenna ports The sender of the wireless signal sent on the port is the same.

As an embodiment, the two antenna ports are not spatial QCL refers to all or part of the multi-antenna related large-scale characteristics of the wireless signal that cannot be transmitted from one of the two antenna ports. (properties) Inferring all or part of the multi-antenna-related large-scale characteristics of the wireless signal transmitted on the other of the two antenna ports.

As an embodiment, the two antenna ports are not spatial QCL, which means that the two antenna ports have at least one different multi-antenna related QCL parameter.

As an embodiment, the fact that the two antenna ports are not spatial QCL means that one of the two antenna ports cannot be inferred from at least one multi-antenna related QCL parameter of one of the two antenna ports. At least one multi-antenna related QCL parameter of an antenna port.

As an embodiment, the two antenna ports are not spatial QCL, meaning that the multi-antenna related reception of the wireless signal that cannot be transmitted from one of the two antenna ports is inferred from the two antenna ports. Multi-antenna related reception of wireless signals transmitted on another antenna port.

As an embodiment, the two antenna ports are not spatial QCL, meaning that the multi-antenna related transmission of the wireless signal that cannot be transmitted from one of the two antenna ports is inferred from the two antenna ports. Multi-antenna related transmission of wireless signals transmitted on another antenna port.

As an embodiment, the two antenna ports are not spatial QCL, meaning that the multi-antenna related reception of the wireless signal that cannot be transmitted from one of the two antenna ports is inferred from the two antenna ports. Multi-antenna related transmission of a wireless signal transmitted on another antenna port, a receiver of a wireless signal transmitted on one of the two antenna ports, and another of the two antenna ports The sender of the wireless signal transmitted on the antenna port is the same.

As an embodiment, the multi-element related large-scale characteristics of a given wireless signal include {angle of arrival, angle of departure, spatial correlation, multi-antenna related transmission, multi-antenna related reception One or more of }.

Example 14

Embodiments 14A to 14B respectively illustrate a schematic diagram of a relationship between a second access detection and Q antenna port groups.

In the embodiment 14, the second access detection in the application includes P1 access detection, and any one of the P1 access detections is used to determine the N3 multicarrier symbols. Whether at least one multi-carrier symbol can be used for uplink transmission, and whether any one of the N3 multi-carrier symbols can be used for uplink transmission is determined by one of the P1 access detections, P1 is a positive integer not greater than the N3.

As an embodiment, the P1 is equal to the N3, and the P1 access detection is respectively used to determine whether the N3 multicarrier symbols can be used for uplink transmission.

As an embodiment, the P1 is equal to 1, and the P1 access detection is used to determine whether the N3 multicarrier symbols can be used for uplink transmission.

As an embodiment, the P1 is greater than 1 and smaller than the N3, and one of the P1 access detections is used to determine whether at least two multicarrier symbols of the N3 multicarrier symbols can be used. Send upstream.

As an embodiment, the multiple antenna related receptions of the P1 access detection are different from each other.

As an embodiment, the multi-antenna related transmission of the Q antenna port groups is related to the reception of the multi-antenna related to the P1 access detection.

As an embodiment, the Q is equal to the P1, and the multiple antenna related transmissions of the Q antenna port groups are respectively used to determine the multi-antenna related reception of the P1 access detection.

As an embodiment, the Q is equal to the P1, and the multi-antenna related reception of the P1 access detection includes multiple antenna-related transmissions of the Q antenna port groups, respectively.

As an embodiment, the Q is equal to the P1, and the multiple antenna-related transmissions of the Q antenna port groups are respectively the same as the multiple antenna-related receptions of the P1 access detection.

As an embodiment, the Q is greater than the P1, and the multi-antenna related reception of the P1 access detection is determined by multi-antenna related transmission of at least one of the Q antenna port groups.

As an embodiment, the Q is greater than the P1, and the multi-antenna related reception of any one of the P1 access detections includes multiple antennas of at least one of the Q antenna port groups. Related to send.

In one embodiment, the Q is greater than the P1, and multiple antenna-related receptions of any one of the P1 access detections and multiple antennas of at least one of the Q antenna port groups are received. The related send is the same.

As an embodiment, the Q is greater than the P1, and the multi-antenna related reception of the at least one access detection in the P1 access detection is performed by at least two antenna port groups in the Q antenna port group. Antenna related transmission determination.

As an embodiment, the Q is greater than the P1, and the multi-antenna related reception of the access detection at least one of the P1 access detections includes at least two antenna port groups of the Q antenna port groups. Antenna related transmission.

As an embodiment, the Q is greater than the P1, and the multi-antenna related reception of the at least one access detection and the at least two antenna port groups of the Q antenna port group are the P1 access detection. The antenna related transmission is the same.

As an embodiment, the embodiment 14A corresponds to a schematic diagram in which the P1 is equal to the relationship between the second access detection of the Q and the Q antenna port groups.

As an embodiment, the embodiment 14B corresponds to a schematic diagram in which the P1 is smaller than the relationship between the second access detection of the Q and the Q antenna port groups.

Example 15

Embodiments 15A to 15C respectively illustrate a schematic diagram of one-time access detection.

In the embodiment 15, the one-time access detection in the present application includes: performing T energy detections in T time sub-pools respectively, to obtain T detection values; wherein, T1 of the T detection values The detected values are all lower than the first threshold; the T is a positive integer, and the T1 is a positive integer not greater than the T.

As an embodiment, the primary access detection is an LBT, and the specific definition and implementation manner of the LBT are described. 3GPP TR36.889.

As an embodiment, the one-time access detection is a CCA (Clear Channel Assessment), and the specific definition and implementation manner of the CCA is referred to 3GPP TR36.889.

As an embodiment, the one-time access detection is uplink access detection.

As an embodiment, the one-time access detection is implemented in the manner defined by Section 15.2 of 3GPP TS 36.213.

As an embodiment, the T1 is equal to the T.

As an embodiment, the T1 is smaller than the T.

As an embodiment, the units of the T detection values and the first threshold are both dBm (millimeters).

As an embodiment, the units of the T detection values and the first threshold are both milliwatts (mW).

As an embodiment, the unit of the T detection values and the first threshold is Joule.

As an embodiment, the first threshold is equal to or less than -72 dBm.

As an embodiment, the first threshold is any value equal to or smaller than the first given value.

As an embodiment, the first threshold is freely selected by the user equipment under conditions equal to or less than a first given value.

As an embodiment, the first given value is predefined.

As an embodiment, the first given value is configured by higher layer signaling.

In one embodiment, at least one of the detected values that do not belong to the T1 detection values among the T detection values is lower than the first threshold.

As an embodiment, the frequency domain resource block to which the first sub-band belongs is the first sub-band.

As an embodiment, the frequency domain resource block to which the first sub-band belongs is a BWP.

As an embodiment, the frequency domain resource block to which the first sub-band belongs is a carrier.

As an embodiment, the frequency domain resource block to which the first sub-band belongs includes a group of consecutive RBs.

As an embodiment, the frequency domain resource block to which the first sub-band belongs includes a set of consecutive PRBs.

As an embodiment, the frequency domain resource block to which the first sub-band belongs includes a set of consecutive sub-carriers.

As an embodiment, the T detection values are respectively the power of the user equipment to sense (Sense) all wireless signals in the T time units in the frequency domain resource blocks to which the first sub-band belongs, and in time Up-averaging, the received power obtained; the T time units are each one of the T time sub-pools.

As a sub-embodiment of the above embodiment, the duration of any one of the T time units is not shorter than 4 microseconds.

In one embodiment, the T detection values are energy that the user equipment senses all wireless signals in the T time units in the frequency domain resource blocks to which the first sub-band belongs, and in time Up-averaging, the received energy obtained; the T time units are each one of the T time sub-pools.

As an embodiment, the multiple access detections used in the T time pools are all the same, and the T detection values are respectively used by the user equipment in the T time units. Correlation receiving Senses all wireless signals on a frequency domain resource block to which the first sub-band belongs, and averaging over time to obtain received power or received energy; the T time units are respectively One duration of the T time subpools.

As an embodiment, any given energy detection in the T-th energy detection means that the user equipment monitors received power in a given time unit, and the given time unit is the T time sub-pools. Neutating a duration period in the time subpool corresponding to the given energy detection.

As an embodiment, any given energy detection in the T-th energy detection means that the user equipment monitors received energy in a given time unit, and the given time unit is the T time sub-pools. Neutating a duration period in the time subpool corresponding to the given energy detection.

As an embodiment, any given energy detection in the T-th power detection refers to: all the wireless signals on the frequency domain resource block to which the first sub-band belongs in the given time unit. Perceive (Sense) to obtain a given power; the given time unit is one of the T time subpools and the time subpool corresponding to the given energy detection.

As a sub-embodiment of the above embodiment, the detected value corresponding to the given energy detection in the T detection values is the given power.

As an embodiment, any given energy detection in the T-th power detection refers to: all the wireless signals on the frequency domain resource block to which the first sub-band belongs in the given time unit. Sense is performed to obtain a given energy; the given time unit is one of the T time subpools and the time subpool corresponding to the given energy detection.

As a sub-embodiment of the above embodiment, the detected value corresponding to the given energy detection in the T detection values is the given energy.

As an embodiment, any given energy detection in the T-th power detection refers to: the user equipment receives the frequency associated with the first sub-band with a given multi-antenna correlation in a given time unit. All wireless signals on the domain resource block are Senseed to obtain a given power or given energy; the given time unit is a time subpool corresponding to the given energy detection in the T time subpools One of the durations in the middle.

As a sub-embodiment of the above embodiment, the detected value corresponding to the given energy detection in the T detection values is the given power or a given energy.

As a sub-embodiment of the above embodiment, the primary access detection is the same for multiple antenna-related receptions used on T time sub-pools, and the multiple antenna-related reception is the given multiple antenna-related reception.

As an embodiment, any one of the T-th energy measurements is implemented by means defined in section 15 of 3GPP TS 36.213.

As an embodiment, any one of the T-th energy detections is implemented by an energy detection method in the LTE LAA.

As an embodiment, any one of the T-th energy detections is energy detection during the LBT process.

As an embodiment, any one of the T-th energy measurements is energy detection during the CCA process.

As an embodiment, any one of the T-th energy detections is implemented by an energy detection method in WiFi.

As an embodiment, any one of the T-th energy detections is performed by measuring RSSI (Received Signal Strength Indication).

As an embodiment, the time domain resources occupied by any one of the T time subpools are consecutive.

As an embodiment, the T time subpools are orthogonal to each other (non-overlapping) in the time domain.

As an embodiment, the duration of any of the T time subpools is one of {16 microseconds, 9 microseconds}.

As an embodiment, at least two time sub-pools in the T time sub-pools have unequal durations.

As an embodiment, the durations of any two of the T time subpools are equal.

As an embodiment, the time domain resources occupied by the T time subpools are continuous.

As an embodiment, the time domain resources occupied by at least two time sub-pools in the T time sub-pools are discontinuous.

As an embodiment, the time domain resources occupied by any two time sub-pools in the T time sub-pools are discontinuous.

As an embodiment, any one of the T time subpools is a slot.

As an embodiment, any one of the T time subpools is T _sl , and the T _sl is a slot duration, and the specific definition of the T _sl is as described in 3GPP TS 36.213. Section 15.2.

As an embodiment, any time sub-pool other than the earliest time sub-pool in the T time sub-pools is a slot.

As an embodiment, any one of the T time subpools except the earliest time _subpool is T _sl , and the T _sl is a slot duration, and the T _sl is specific. See Section 15.2 of 3GPP TS 36.213 for definitions.

As an embodiment, at least one time sub-pool having a duration of 16 microseconds exists in the T time sub-pools.

As an embodiment, at least one time sub-pool having a duration of 9 microseconds exists in the T time sub-pools.

As an embodiment, the earliest time sub-pool of the T time sub-pools has a duration of 16 microseconds.

As an embodiment, the last time subpool of the T time subpools has a duration of 9 microseconds.

As an embodiment, the T time subpools include a listening time in a Cat 4 (fourth class) LBT.

As an embodiment, the T time subpools include time slots in a Defer Duration in a Cat 4 (fourth class) LBT and time slots in a back-off time.

As an embodiment, the T time subpools include a listening time in a Cat 2 (second class) LBT.

As an embodiment, the T time sub-pools include a time slot and a back-off time (Back-off) in a Defer Duration in a Type 1 UL channel access procedure. Time slot in Time).

As an embodiment, the T time subpools include time slots in a sensing interval in a Type 2 UL channel access procedure, the specific time interval of the sensing time interval See Section 15.2 of 3GPP TS 36.213 for definitions.

As a sub-embodiment of the above embodiment, the duration of the sensing time interval is 25 microseconds.

As an embodiment, the T time subpools include T _f and T _sl in a sensing interval in a Type 2 UL channel access procedure, the T _f And the T _sl is two time intervals, and the specific definition of the T _f and the T _sl is referred to the section 15.2 in 3GPP TS 36.213.

As a sub-embodiment of the above embodiment, the duration of the _Tf is 16 microseconds.

As a sub-embodiment of the above embodiment, the duration of the T _sl is 9 microseconds.

As an embodiment, the T time subpools include time slots in an initial CCA and an eCCA (Enhanced Clear Channel Assessment).

As an embodiment, the durations of any two time sub-pools in the T1 time sub-pools are equal, and the T1 time sub-pools are respectively corresponding to the T1 detection values in the T time sub-pools. Time subpool.

As an embodiment, the durations of at least two time sub-pools in the T1 time sub-pools are not equal, and the T1 time sub-pools are respectively corresponding to the T1 detection values in the T time sub-pools. Time subpool.

As an embodiment, the time domain resources occupied by the T1 time sub-pools are consecutive, and the T1 time sub-pools are time sub-pools corresponding to the T1 detection values in the T time sub-pools.

As an embodiment, the time domain resources occupied by at least two time sub-pools in the T1 time sub-pools are discontinuous, and the T1 time sub-pools are respectively the T1 time sub-pools and the T1 The time subpool corresponding to the detected value.

As an embodiment, the time domain resources occupied by any two time sub-pools in the T1 time sub-pool are discontinuous, and the T1 time sub-pools are respectively detected in the T time sub-pools and the T1 detections. The time subpool corresponding to the value.

As an embodiment, the T1 time sub-pools include the latest time sub-pools of the T time sub-pools, and the T1 time sub-pools are respectively the T1 time sub-pools and the T1 The time subpool corresponding to the detected value.

As an embodiment, the T1 time sub-pools only include time slots in the eCCA, and the T1 time sub-pools are time sub-pools corresponding to the T1 detection values in the T time sub-pools.

As an embodiment, the T time sub-pools include T1 time sub-pools and T2 time sub-pools, where the T1 time sub-pools are respectively corresponding to the T1 detection values in the T time sub-pools Time sub-pool, the T2 The sub-pool of any time in the time sub-pool does not belong to the T1 time sub-pool; the T2 is a positive integer not greater than the T minus the T1.

As a sub-embodiment of the above embodiment, the positions of the T2 time subpools in the T time subpools are continuous.

As a sub-embodiment of the above embodiment, the T2 time subpools include time slots in the initial CCA.

As an embodiment, the T1 time sub-pools are time sub-pools corresponding to the T1 detection values in the T time sub-pools, and the T1 time sub-pools respectively belong to T1 sub-pool sets, and the T1 Any one of the sub-pool pools includes a positive integer number of time sub-pools in the T time pools; and the detected value corresponding to any one of the T1 sub-pool pools is smaller than the first threshold. .

As a sub-embodiment of the foregoing embodiment, the number of time sub-pools included in the at least one sub-pool set in the T1 sub-pool set is equal to 1.

As a sub-embodiment of the foregoing embodiment, at least one sub-pool set in the T1 sub-pool set includes a number of time sub-pools greater than one.

As a sub-embodiment of the foregoing embodiment, the number of time sub-pools included in the at least two sub-pool sets in the T1 sub-pool set is unequal.

As a sub-embodiment of the foregoing embodiment, one time sub-pool does not exist in the T time sub-pools and belongs to two sub-pool sets in the T1 sub-pool set.

As a sub-embodiment of the foregoing embodiment, all time sub-pools in the at least one sub-pool set in the T1 sub-pool set belong to the same delay period (Defer Duration).

As a reference embodiment of the above sub-embodiment, the duration of a Defer Duration is 16 microseconds plus a positive integer of 9 microseconds.

As a sub-embodiment of the foregoing embodiment, the detected value corresponding to at least one time sub-pool in the time sub-pool that does not belong to the T1 sub-pool set in the T time sub-pools is smaller than the first threshold.

As an embodiment, the time domain resource occupied by the T time pools in the embodiment 15A is a schematic diagram of consecutive access detection.

As an embodiment, the embodiment 15B corresponds to a time-domain resource occupied by at least two time sub-pools in the T time sub-pools, which is a discontinuous one-time access detection.

As an embodiment, the time domain resource occupied by any two time sub-pools in the T time pools is a schematic diagram of a discontinuous access detection.

Example 16

Embodiment 16 exemplifies a structural block diagram of a processing device in one UE, as shown in FIG. In FIG. 16, the UE processing apparatus 1200 is mainly composed of a first receiver module 1201 and a first transmitter module 1202.

a first receiver module 1201: receiving first information, the first information being used to determine N multicarrier symbols on a first sub-band, the N being a positive integer greater than one; performing a first access detection Determining M multicarrier symbols in the N multicarrier symbols;

a first transmitter module 1202: for the N multicarrier symbols on the first subband, transmitting M reference signals respectively in only the M multicarrier symbols therein.

In Embodiment 16, the M reference signals are used to determine the M multicarrier symbols from the N multicarrier symbols, and the N multicarrier symbols are allocated to N1 antenna port groups, Said M reference signals are transmitted by U1 antenna port groups in said N1 antenna port groups, said M being a positive integer not greater than said N, said U1 being a positive integer not greater than said M, said N1 is a positive integer not greater than the N.

As an embodiment, the first transmitter module 1202 further transmits M1 reference signals respectively in M1 multicarrier symbols on the first subband; wherein any one of the M1 reference signals The transmission power is the same as the transmission power of any one of the M reference signals, and at least one multi-carrier symbol is not occupied by the user equipment, and the multi-carrier symbol not occupied by the user equipment is The M1 multi-carrier symbols Before and after the M multicarrier symbols.

As an embodiment, the first receiver module 1201 further receives second information; wherein the second information is used to determine K antenna port sets, the K is a positive integer, and the K antenna port sets are Any of the antenna port sets includes a positive integer number of antenna port groups, one antenna port group includes a positive integer number of antenna ports; and the N1 antenna port groups belong to one of the K antenna port sets.

As an embodiment, the first receiver module 1201 further receives third information, where the third information is used to determine a transmit power of any one of the M1 reference signals and the M The transmission power of any of the reference signals is the same, and the reception of the third information precedes the transmission of the M1 reference signals.

As an embodiment, the air interface resources occupied by the target reference signal group are used by the receivers of the M reference signals to determine the M multicarrier symbols from the N multicarrier symbols, the target reference signal group Include one or more of the M reference signals; the air interface resource occupied by the target reference signal group is one of S candidate air interface resources, and the S candidate air interface resources are used to determine S multi-carrier symbol groups, wherein any one of the S multi-carrier symbol groups is composed of one or more multi-carrier symbols of the N multi-carrier symbols, and the S is greater than 1 Integer.

As an embodiment, the first receiver module 1201 further receives fourth information, where the fourth information is used to determine that the S candidate air interface resources respectively correspond to the S multi-carrier symbol groups.

As an embodiment, the first receiver module 1201 includes {receiver 456, receiving processor 452, controller/processor 490} in Embodiment 4.

As an embodiment, the first receiver module 1201 includes at least two of the {receiver 456, the receiving processor 452, the controller/processor 490} in Embodiment 4.

As an embodiment, the first transmitter module 1202 includes {transmitter 456, transmit processor 455, controller/processor 490} in embodiment 4.

As an embodiment, the first transmitter module 1202 includes at least the first two of {transmitter 456, transmit processor 455, controller/processor 490} in embodiment 4.

Example 17

Embodiment 17 exemplifies a structural block diagram of a processing device in a base station device, as shown in FIG. In FIG. 17, the processing device 1300 in the base station device is mainly composed of a second transmitter module 1301 and a second receiver module 1302.

a second transmitter module 1301: transmitting first information, the first information being used to determine N multicarrier symbols on a first sub-band, the N being a positive integer greater than one;

a second receiver module 1302: for the N multicarrier symbols on the first subband, M reference signals are respectively received in only the M multicarrier symbols therein.

In Embodiment 17, the M reference signals are used to determine the M multicarrier symbols from the N multicarrier symbols, and the N multicarrier symbols are allocated to N1 antenna port groups, Said M reference signals are transmitted by U1 antenna port groups in said N1 antenna port groups, said M being a positive integer not greater than said N, said U1 being a positive integer not greater than said M, said N1 is a positive integer not greater than the N.

As an embodiment, the second receiver module 1302 further receives M1 reference signals respectively in M1 multicarrier symbols on the first subband; wherein any one of the M1 reference signals The transmission power is the same as the transmission power of any one of the M reference signals, and at least one multi-carrier symbol is not occupied by the user equipment, and the multi-carrier symbol not occupied by the user equipment is The M1 multicarrier symbols are preceded by the M multicarrier symbols.

As an embodiment, the second transmitter module 1301 further sends second information; wherein the second information is used to determine K antenna port sets, the K is a positive integer, and the K antenna port sets are Any of the antenna port sets includes a positive integer number of antenna port groups, one antenna port group includes a positive integer number of antenna ports; and the N1 antenna port groups belong to one of the K antenna port sets.

As an embodiment, the second transmitter module 1301 further sends third information, where the third information is used to determine a transmit power of any one of the M1 reference signals and the M The transmission power of any of the reference signals is the same, and the reception of the third information precedes the transmission of the M1 reference signals.

As an embodiment, the second transmitter module 1301 further sends fourth information, where the fourth information is used to determine that the S candidate air interface resources respectively correspond to the S multi-carrier symbol groups.

As a sub-embodiment, the second transmitter module 1301 includes {transmitter 416, transmit processor 415, controller/processor 440} in embodiment 4.

As a sub-embodiment, the second transmitter module 1301 includes at least the first two of {transmitter 416, transmit processor 415, controller/processor 440} in embodiment 4.

As a sub-embodiment, the second receiver module 1302 includes {receiver 416, receiving processor 412, controller/processor 440} in Embodiment 4.

As a sub-embodiment, the second receiver module 1302 includes at least the first two of the {receiver 416, the receiving processor 412, and the controller/processor 440} in Embodiment 4.

One of ordinary skill in the art can appreciate that all or part of the above steps can be completed by a program to instruct related hardware, and the program can be stored in a computer readable storage medium such as a read only memory, a hard disk or an optical disk. Alternatively, all or part of the steps of the above embodiments may also be implemented using one or more integrated circuits. Correspondingly, each module unit in the above embodiment may be implemented in hardware form or in the form of a software function module. The application is not limited to any specific combination of software and hardware. The UE or the terminal in the present application includes but is not limited to a wireless communication device such as a mobile phone, a tablet computer, a notebook, an internet card, a low power consumption device, an eMTC device, an NB-IoT device, and an in-vehicle communication device. The base station or network side device in this application includes, but is not limited to, a macro communication base station, a micro cell base station, a home base station, a relay base station, an eNB, a gNB, a transmission receiving node TRP, and the like.

The above is only the preferred embodiment of the present application and is not intended to limit the scope of the present application. Any modifications, equivalents, improvements, etc. made within the spirit and principles of the present application are intended to be included within the scope of the present application.

Claims

A method in a user equipment for wireless communication, comprising:

Receiving first information, the first information being used to determine N multicarrier symbols on a first sub-band, the N being a positive integer greater than one;

Performing first access detection, determining M multi-carrier symbols in the N multi-carrier symbols;

For the N multi-carrier symbols on the first sub-band, only M reference signals are respectively sent in the M multi-carrier symbols;

The M reference signals are used to determine the M multicarrier symbols from the N multicarrier symbols, the N multicarrier symbols are allocated to N1 antenna port groups, and the M references The signal is sent by the U1 antenna port group in the N1 antenna port group, the M is a positive integer not greater than the N, the U1 is a positive integer not greater than the M, and the N1 is not greater than The positive integer of N.
The method of claim 1 comprising:

Transmitting M1 reference signals respectively in M1 multicarrier symbols on the first subband;

The transmission power of any one of the M1 reference signals is the same as the transmission power of any one of the M reference signals, and at least one multi-carrier symbol that is not occupied by the user equipment is present. The multi-carrier symbol not occupied by the user equipment is preceded by the M1 multi-carrier symbols and after the M multi-carrier symbols.
The method according to claim 1 or 2, comprising:

Receiving the second information;

The second information is used to determine K antenna port sets, the K is a positive integer, and any one of the K antenna port sets includes a positive integer number of antenna port groups, and one antenna port group includes A positive integer number of antenna ports; the N1 antenna port groups belong to one of the K antenna port sets.
The method according to claim 2 or 3, comprising:

Receiving third information;

The third information is used to determine that a transmit power of any one of the M1 reference signals is the same as a transmit power of any one of the M reference signals, where the third information is Receiving transmissions prior to the M1 reference signals.
The method according to any one of claims 1 to 4, wherein the air interface resource occupied by the target reference signal group is used by the receiver of the M reference signals from the N multicarrier symbols Determining the M multi-carrier symbols, the target reference signal group includes one or more reference signals of the M reference signals; and the air interface resources occupied by the target reference signal group are S candidate air interface resources. The S candidate air interface resources are respectively used to determine S multi-carrier symbol groups, and any one of the S multi-carrier symbol groups is represented by one of the N multi-carrier symbols or Composed of a plurality of multicarrier symbols, the S being a positive integer greater than one.
The method of claim 5, comprising:

Receiving fourth information;

The fourth information is used to determine that the S candidate air interface resources respectively correspond to the S multi-carrier symbol groups.
A method in a base station device for wireless communication, comprising:

Transmitting first information, the first information being used to determine N multicarrier symbols on a first sub-band, the N being a positive integer greater than one;

For the N multi-carrier symbols on the first sub-band, only M reference signals are respectively received in the M multi-carrier symbols;

The M reference signals are used to determine the M multicarrier symbols from the N multicarrier symbols, the N multicarrier symbols are allocated to N1 antenna port groups, and the M references The signal is sent by the U1 antenna port group in the N1 antenna port group, the M is a positive integer not greater than the N, the U1 is a positive integer not greater than the M, and the N1 is not greater than The positive integer of N.
The method of claim 7 comprising:

Receiving M1 reference signals respectively in M1 multicarrier symbols on the first subband;

Wherein, the transmit power of any one of the M1 reference signals and any one of the M reference signals The transmission power of the test signal is the same, at least one multi-carrier symbol that is not occupied by the user equipment, and the multi-carrier symbol that is not occupied by the user equipment is before the M1 multi-carrier symbols and the M After the carrier symbol.
The method according to claim 7 or 8, comprising:

Send the second message;

The second information is used to determine K antenna port sets, the K is a positive integer, and any one of the K antenna port sets includes a positive integer number of antenna port groups, and one antenna port group includes A positive integer number of antenna ports; the N1 antenna port groups belong to one of the K antenna port sets.
The method according to claim 8 or 9, comprising:

Send the third message;

The third information is used to determine that a transmit power of any one of the M1 reference signals is the same as a transmit power of any one of the M reference signals, where the third information is Receiving transmissions prior to the M1 reference signals.
The method according to any one of claims 7 to 10, wherein the air interface resource occupied by the target reference signal group is used by the receiver of the M reference signals from the N multicarrier symbols Determining the M multi-carrier symbols, the target reference signal group includes one or more reference signals of the M reference signals; and the air interface resources occupied by the target reference signal group are S candidate air interface resources. The S candidate air interface resources are respectively used to determine S multi-carrier symbol groups, and any one of the S multi-carrier symbol groups is represented by one of the N multi-carrier symbols or Composed of a plurality of multicarrier symbols, the S being a positive integer greater than one.
The method of claim 11 comprising:

Send the fourth message;

The fourth information is used to determine that the S candidate air interface resources respectively correspond to the S multi-carrier symbol groups.
A user equipment for wireless communication, comprising:

The first receiver module receives the first information, the first information is used to determine N multi-carrier symbols on the first sub-band, the N is a positive integer greater than 1; performing the first access detection, determining M multi-carrier symbols of the N multi-carrier symbols;

a first transmitter module, for each of the N multi-carrier symbols on the first sub-band, transmitting M reference signals respectively in the M multi-carrier symbols;

The M reference signals are used to determine the M multicarrier symbols from the N multicarrier symbols, the N multicarrier symbols are allocated to N1 antenna port groups, and the M references The signal is sent by the U1 antenna port group in the N1 antenna port group, the M is a positive integer not greater than the N, the U1 is a positive integer not greater than the M, and the N1 is not greater than The positive integer of N.
A base station device for wireless communication, comprising:

a second transmitter module, transmitting first information, where the first information is used to determine N multicarrier symbols on a first subband, the N being a positive integer greater than one;

a second receiver module, for each of the M multi-carrier symbols on the first sub-band, receiving M reference signals respectively in the M multi-carrier symbols;

The M reference signals are used to determine the M multicarrier symbols from the N multicarrier symbols, the N multicarrier symbols are allocated to N1 antenna port groups, and the M references The signal is sent by the U1 antenna port group in the N1 antenna port group, the M is a positive integer not greater than the N, the U1 is a positive integer not greater than the M, and the N1 is not greater than The positive integer of N.