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1. 发明专利

CA3045400A1 METHOD FOR CONFIGURING CHANNEL STATE INFORMATION REPORTING BAND AND COMMCOMMUNICATIONS APPARATUS 未知
公开(公告)号：CA3045400A1
公开(公告)日：2019-07-12
申请号：CA3045400
申请日：2018-06-21
申请人： HUAWEI TECH CO LTD
发明人： HAN WEI , LIU YONG , GE SHIBIN , JIN HUANGPING , BI XIAOYAN , REN XIANG
摘要： This application provides a method for configuring a channel state information reporting band, a reporting method, and a corresponding apparatus. The method includes: determining a channel state information subband size based on a bandwidth part BWP; and determining, a quantity of channel state information subbands included in a channel state information reporting band, based on a carrier bandwidth CC or the bandwidth part BWP or a channel state information reference signal CSI-RS bandwidth, and the channel state information subband size. The method further includes: determining an actual quantity of resource blocks included in a starting subband and an actual quantity of resource blocks included in an ending subband in the channel state information subband. Implementation of this application makes configuration of a quantity and size of subbands in a CSI reporting band more flexible, and reduces complexity of terminal addressing.

2. 发明专利

CA3029867A1 METHOD AND APPARATUS FOR FEEDING BACK CHANNEL STATE INFORMATION 未知
公开(公告)号：CA3029867A1
公开(公告)日：2018-05-11
申请号：CA3029867
申请日：2017-10-28
申请人： HUAWEI TECH CO LTD
发明人： WU YE , HAN WEI , BI XIAOYAN
IPC分类号： H04L1/06
摘要： Embodiments of the present application provide a method for feeding back channel state information (CSI). The method is applied to a wireless communication system and comprises: a user equipment (UE) receives time configuration signaling and feedback configuration signaling, the time configuration signaling being used for setting a feedback time period, the feedback configuration signaling being used for configuring one or more feedback cycles; the UE periodically obtains and sends CSI in the one or more cycles within the feedback time period. The provided method for periodically feeding back CSI within a feedback time period can reduce system overheads by means of the automatic feedback of a UE.

3. 发明专利

CA3024753A1 METHOD FOR INDICATING AND DETERMINING PRECODING VECTOR, AND DEVICE 未知
公开(公告)号：CA3024753A1
公开(公告)日：2018-11-01
申请号：CA3024753
申请日：2018-04-12
申请人： HUAWEI TECH CO LTD
发明人： JIANG PENG , JIN HUANGPING , HAN WEI , SHANG PENG
IPC分类号： H04B7/04
摘要： The embodiments of the present application relate to pre-coding technology, and disclosed thereby are a method and device for indicating and determining a pre-coding vector, which may help to implement the following beneficial effects: on the basis of ensuring the accuracy of the pre-coding vector, the overhead of indication information for a feedback indication superposition coefficient is reasonably configured, thus improving the overall performance gain of a system. Said method may comprise: generating indication information, and sending the indication information. The indication information is used to indicate the plurality of component vectors of an ideal pre-coding vector and a superposition coefficient of each component vector, wherein the superposition coefficient of a component vector comprises at least one of the following types: a wideband amplitude coefficient, a narrowband amplitude coefficient, and a narrowband phase coefficient; the quantization bits of the superposition coefficients of the same type of at least two component vectors other than normalized reference component vectors in the plurality of component vectors are different.

4. 发明专利

CA3044934A1 RANK INDICATION METHOD, RANK INDICATION REPORTING METHOD, DEVICE AND SYSTEM, AND STORAGE MEDIUM 未知
公开(公告)号：CA3044934A1
公开(公告)日：2019-06-08
申请号：CA3044934
申请日：2018-06-21
申请人： HUAWEI TECH CO LTD
发明人： GE SHIBIN , HAN WEI , BI XIOYAN , SHI HONGZHE , WU YE , JIN HUANGPING
摘要： This application provides a technical solution for rank indication, and especially when a CQI number is not configured or a CQI number is 1, a network device configures a rank indication restriction parameter as that at least one of ranks whose index numbers are 0, 1, 2, and 3 is allowed to be reported by the terminal device; or even if the network device does not perform the foregoing configuration, and none of the ranks whose index numbers are 0, 1, 2, and 3 is allowed to be reported, the terminal device may select at least one rank for RI reporting, so as to resolve a problem that a system cannot work. On the other hand, according to embodiments of this application, bit overheads required for RI reporting may further be reduced.

5. 发明专利

CA3053206A1 CRI-RS MEASUREMENT METHOD AND INDICATION METHOD, NETWORK DEVICE, AND TERMINAL 未知
公开(公告)号：CA3053206A1
公开(公告)日：2019-05-23
申请号：CA3053206
申请日：2018-06-22
申请人： HUAWEI TECH CO LTD
发明人： HAN WEI , LIANG JINYAO , ZHANG RUIQI , WANG TING , JIN HUANGPING , DOU SHENGYUE , LI YUANJIE
IPC分类号： H04W24/10 , H04L5/00
摘要： The present application designs corresponding configuration and indication technology for the CSI-RS resource related configuration and indication problems, comprising: a network device configures CSI-RS resource as a resource set for channel measurement and a resource set for interference measurement, and provides a plurality of corresponding methods for the resource set for channel measurement and the resource set for interference measurement; in another implementation mode, with regard to one CSI-RS resource set, the network device configures resources of the CSI-RS resource set to contain both resources for channel measurement and resources for interference measurement; and the network device sends indication information for measuring a reference signal to a terminal to indicate the resource set for channel measurement or that which resources in one set are resources for channel measurement and which resources are resources for interference measurement. Thus, the network device implements flexible and various configuration on the CSI-RS resource, and reduces indication overhead as much as possible, such that the demands for channel measurement and interference measurement of a multi-user terminal can be satisfied under an NR system.

6. 发明专利

CA3042748A1 INFORMATION FEEDBACK METHOD, USER EQUIPMENT, AND NETWORK DEVICE 未知
公开(公告)号：CA3042748A1
公开(公告)日：2018-05-11
申请号：CA3042748
申请日：2017-10-20
申请人： HUAWEI TECH CO LTD
发明人： JIN HUANGPING , HAN WEI , SHANG PENG , BI XIAOYAN
IPC分类号： H04B7/04
摘要： Disclosed by the present invention are a feedback method and a device for channel state information CSI, which belongs to the technical field of communications. The method comprises: determining a codebook of CSI of each transport layer of a user equipment UE, the codebook of CSI of each transport layer of the UE being: W=W1×W2, wherein an element Xi in the W2 is a weighting coefficient corresponding to each code word in W1; the i is an integer greater than or equal to 1 and less than or equal to K; determining a bit number Ni occupied by a quantized value of the ith element in the W2, the bit numbers occupied by the quantized values of at least two elements in the W2 being different; and feeding the quantized value of the ith element back to the network equipment according to the Ni.

7. 发明专利

CA3045400C METHOD FOR CONFIGURING CHANNEL STATE INFORMATION REPORTING BAND AND COMMUNICATIONS APPARATUS 未知
公开(公告)号：CA3045400C
公开(公告)日：2022-06-21
申请号：CA3045400
申请日：2018-06-21
申请人： HUAWEI TECH CO LTD
发明人： HAN WEI , LIU YONG , GE SHIBIN , JIN HUANGPING , BI XIAOYAN , REN XIANG
IPC分类号： H04W72/04
摘要： This application provides a method for configuring a channel state information reporting band, a reporting method, and a corresponding apparatus. The method includes: determining a channel state information subband size based on a bandwidth part (BWP); and determining, a quantity of channel state information subbands included in a channel state information reporting band, based on a carrier component (CC) bandwidth or the bandwidth part (BWP) or a channel state information reference signal (CSI-RS) bandwidth, and the channel state information subband size. The method further includes: determining an actual quantity of resource blocks included in a starting subband and an actual quantity of resource blocks included in an ending subband in the channel state information subband. Implementation of this application makes configuration of a quantity and size of subbands in a CSI reporting band more flexible, and reduces complexity of terminal addressing.

8. 发明专利

CA3024753C METHOD FOR INDICATING AND DETERMINING PRECODING VECTOR, AND DEVICE 未知
公开(公告)号：CA3024753C
公开(公告)日：2022-01-18
申请号：CA3024753
申请日：2018-04-12
申请人： HUAWEI TECH CO LTD
发明人： JIANG PENG , JIN HUANGPING , HAN WEI , SHANG PENG
IPC分类号： H04B7/04
摘要： The embodiments of the present application relate to pre-coding technology, and disclosed thereby are a method and device for indicating and determining a pre-coding vector, which may help to implement the following beneficial effects: on the basis of ensuring the accuracy of the pre-coding vector, the overhead of indication information for a feedback indication superposition coefficient is reasonably configured, thus improving the overall performance gain of a system. Said method may comprise: generating indication information, and sending the indication information. The indication information is used to indicate the plurality of component vectors of an ideal pre-coding vector and a superposition coefficient of each component vector, wherein the superposition coefficient of a component vector comprises at least one of the following types: a wideband amplitude coefficient, a narrowband amplitude coefficient, and a narrowband phase coefficient; the quantization bits of the superposition coefficients of the same type of at least two component vectors other than normalized reference component vectors in the plurality of component vectors are different.

9. 发明专利

CA3042748C INFORMATION FEEDBACK METHOD, USER EQUIPMENT, AND NETWORK DEVICE 未知
公开(公告)号：CA3042748C
公开(公告)日：2021-10-05
申请号：CA3042748
申请日：2017-10-20
申请人： HUAWEI TECH CO LTD
发明人： JIN HUANGPING , HAN WEI , SHANG PENG , BI XIAOYAN
IPC分类号： H04B7/04
摘要： The present invention belongs to the field of communications technologies, and discloses a channel state infonnation CSI feedback method and an apparatus. The method includes: determining a codebook of at each transport layer CSI of user equipment UE, where the W= Wx W X codebook of the CSI at each transport layer of the UE is: 1 2, an element ' in W2 is a weighting coefficient corresponding to each codeword in 1, and i is an integer greater than or equal to 1 and less than or equal to K; determining a quantity N' of bits occupied by a quantized value of an ith element in 2, where quantized values of at least two elements in 2 occupy different quantities of bits; and feeding back the quantized value of the lth element to a network device based on

10. 发明专利

CA3024585C REFERENCE SIGNAL CONFIGURATION METHOD AND APPARATUS 未知
公开(公告)号：CA3024585C
公开(公告)日：2021-02-16
申请号：CA3024585
申请日：2018-06-30
申请人： HUAWEI TECH CO LTD
发明人： SHI HONGZHE , HAN WEI , QIN YI , LIU JIANQIN , JIANG PENG
IPC分类号： H04L5/00
摘要： This application discloses a reference signal configuration method and apparatus. Before a network device sends reference signals aperiodically, the network device sends configuration information to a terminal device, where the configuration information is used to indicate a timeslot offset of one or more reference signal resource sets. Therefore, the network device can flexibly send reference signals in different timeslots, thereby reducing a quantity of times of reference signal triggering and measurement result reporting, and improving efficiency of a communications system.

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