# US 12,003,358 B2 · Parameter configuration and parameter receiving methods and apparatus, and storage medium

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- Number: US 12,003,358 B2
- Document ID: US12003358B2
- Status: Granted
- Kind: B2
- Application number: 17/236,341
- Filed: 2021-04-21
- Published: 2021-09-23
- Granted: 2024-06-04
- Earliest claimed: 2018-10-24
- Assignees: Zte Corporation
- Applicants: Zte Corporation
- Inventors: Huahua Xiao; Chuangxin Jiang; Zhaohua Lu; Yong Li; Shujuan Zhang
- Web page: https://patentgrep.com/patent/US12003358B2

## CPC

- H04L 27/2613: {Structure of the reference signals}
- H04B 7/0456: Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
- H04L 27/262: {Reduction thereof by selection of pilot symbols}
- H04L 5/0051: {of dedicated pilots, i.e. pilots destined for a single user or terminal}
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)
- H04B: TRANSMISSION

## Abstract

Provided are parameter configuration and parameter receiving methods and apparatuses, and a storage medium. The parameter configuration method includes: configuring reference pilot sequence parameters, and determining, according to the reference pilot sequence parameters, an initial value of a reference pilot pseudo-random sequence corresponding to each reference pilot group among M reference pilot groups, where the initial value of the reference pilot pseudo-random sequence is used for generating a pilot pseudo-random sequence of a corresponding reference pilot group, M is a positive integer, and each reference pilot group corresponds to at least one reference pilot port.

## Claims

### Claim 1

A parameter configuration method, comprising:
configuring, by a parameter configuration apparatus, reference pilot sequence parameters; and
determining, by the parameter configuration apparatus, according to the reference pilot sequence parameters, an initial value of a reference pilot pseudo-random sequence corresponding to each reference pilot group among M reference pilot groups, wherein the initial value of the reference pilot pseudo-random sequence is used for generating a pilot pseudo-random sequence of a corresponding reference pilot group, M is a positive integer, and each reference pilot group corresponds to at least one reference pilot port, wherein the reference pilot sequence parameters comprise a static identification, a dynamic identification, and a reference pilot group index, the method further comprising:
configuring, by the parameter configuration apparatus, the static identification through high layer signaling;
configuring, by the parameter configuration apparatus, the dynamic identification through physical layer signaling; and
configuring, by the parameter configuration apparatus, the reference pilot group index through physical layer signaling.

### Claim 2 (depends on 1)

The method of claim 1, wherein the reference pilot groups comprise a reference pilot code division multiplexing (CDM) group.

### Claim 3

A parameter receiving method, comprising:
receiving, by a parameter receiving apparatus, reference pilot sequence parameters; and
determining, by the parameter receiving apparatus, according to the reference pilot sequence parameters, an initial value of a reference pilot pseudo-random sequence corresponding to each reference pilot group among M reference pilot groups, wherein the initial value of the reference pilot pseudo-random sequence is used for generating a pilot pseudo-random sequence of a corresponding reference pilot group, M is a positive integer, and each reference pilot group corresponds to at least one reference pilot port,
wherein the reference pilot sequence parameters comprise a static identification, a dynamic identification, and a reference pilot group index,
the method further comprising:
receiving, by the parameter receiving apparatus, the static identification through high layer signaling;
receiving, by the parameter receiving apparatus, the dynamic identification through physical layer signaling; and
receiving, by the parameter receiving apparatus, the reference pilot group index through physical layer signaling.

### Claim 4 (depends on 3)

The method of claim 3, wherein the reference pilot groups comprise a reference pilot code division multiplexing (CDM) group.

### Claim 5

A parameter configuration apparatus, comprising:
at least one processor, and memory storing instructions, which when executed by the at least one processor, cause the parameter configuration apparatus to:
configure reference pilot sequence parameters;
determine, according to the reference pilot sequence parameters, an initial value of a reference pilot pseudo-random sequence corresponding to each reference pilot group among the M reference pilot groups, wherein the initial value of the reference pilot pseudo-random sequence is used for generating a pilot pseudo-random sequence of a corresponding reference pilot group, M is a positive integer, and each reference pilot group corresponds to at least one reference pilot port,
configure the static identification through high layer signaling;
configure the dynamic identification through physical layer signaling; and
configure the reference pilot group index through physical layer signaling.

### Claim 6 (depends on 5)

The parameter configuration apparatus of claim 5, wherein the reference pilot groups comprise a reference pilot code division multiplexing (CDM) group.

### Claim 7

A parameter receiving apparatus, comprising:
at least one processor, and memory storing instructions, which when executed by the at least one processor, cause the parameter receiving apparatus to:
receive reference pilot sequence parameters;
determine, according to the reference pilot sequence parameters, an initial value of a reference pilot pseudo-random sequence corresponding to each reference pilot group among the M reference pilot groups, wherein the initial value of the reference pilot pseudo-random sequence is used for generating a pilot pseudo-random sequence of a corresponding reference pilot group, M is a positive integer, and each reference pilot group corresponds to at least one reference pilot port,
wherein the reference pilot sequence parameters comprise a static identification, a dynamic identification, and a reference pilot group index;
receive the static identification through high layer signaling;
receive the dynamic identification through physical layer signaling; and
receive the reference pilot group index through physical layer signaling.

### Claim 8 (depends on 7)

The parameter receiving apparatus of claim 7, wherein the reference pilot groups comprise a reference pilot code division multiplexing (CDM) group.