Indication method and apparatus

An indication method, comprising:

• receiving an arrangement indication, wherein the arrangement indication is used to indicate an arrangement manner of a reference signal;
• and
• determining the arrangement manner of the reference signal based on the arrangement indication, wherein the reference signal occupies at least one group of time frequency resources, and the arrangement manner is one of a frequency division manner, a time division manner, a frequency division plus code division manner, and a time division plus code division manner;
• and wherein if the arrangement manner of the reference signal is the frequency division manner, each group of time frequency resources occupy a symbol in the time domain and at least one contiguous subcarrier in the frequency domain;
• if the arrangement manner of the reference signal is the time division manner, each group of time frequency resources occupy at least one contiguous symbol in the time domain and a subcarrier in the frequency domain;
• if the arrangement manner of the reference signal is the frequency division plus code division manner, each group of time frequency resources occupy a symbol in the time domain and at least one contiguous subcarrier in the frequency domain, and the reference signal is multiplexed on the group of time frequency resources using an orthogonal code corresponding to the reference signal;
• and if the arrangement manner of the reference signal is the time division plus code division manner, each group of time frequency resources occupy at least one contiguous symbol in the time domain and a subcarrier in the frequency domain, and the reference signal is multiplexed on the group of time frequency resources using an orthogonal code corresponding to the reference signal.

An indication apparatus, wherein the apparatus is deployed in a base station, and the apparatus comprises:

• a processor;
• and
• a non-transitory computer readable medium storing instructions, that when executed by the processor perform steps comprising:
• generating an arrangement indication, wherein the arrangement indication is used to indicate an arrangement manner of a reference signal, the reference signal occupies at least one group of time frequency resources, and the arrangement manner is one of a frequency division manner, a time division manner, a frequency division plus code division manner, and a time division plus code division manner;
• and wherein in the frequency division manner, each group of time frequency resources occupy a symbol in the time domain and at least one contiguous subcarrier in the frequency domain;
• in the time division manner, each group of time frequency resources occupy at least one contiguous symbol in the time domain and a subcarrier in the frequency domain;
• in the frequency division plus code division manner, each group of time frequency resources occupy a symbol in the time domain and at least one contiguous subcarrier in the frequency domain, and the reference signal is multiplexed on the group of time frequency resources by using an orthogonal code corresponding to the reference signal;
• and in the time division plus code division manner, each group of time frequency resources occupy at least one contiguous symbol in the time domain and a subcarrier in the frequency domain, and the reference signal is multiplexed on the group of time frequency resources using an orthogonal code corresponding to the reference signal;
• and
• sending, configured to send the arrangement indication.

An indication apparatus, wherein the apparatus is deployed in a terminal and comprises:

• a processor;
• and
• a non-transitory computer readable medium storing instructions, that when executed by the processor perform steps comprising:
• receiving an arrangement indication, wherein the arrangement indication is used to indicate an arrangement manner of a reference signal;
• and
• determining the arrangement manner of the reference signal based on the arrangement indication, wherein the reference signal occupies at least one group of time frequency resources, and the arrangement manner is one of a frequency division manner, a time division manner, a frequency division plus code division manner, and a time division plus code division manner;
• if the arrangement manner of the reference signal is the frequency division manner, each group of time frequency resources occupy a symbol in the time domain and at least one contiguous subcarrier in the frequency domain;
• if the arrangement manner of the reference signal is the time division manner, each group of time frequency resources occupy at least one contiguous symbol in the time domain and a subcarrier in the frequency domain;
• if the arrangement manner of the reference signal is the frequency division plus code division manner, each group of time frequency resources occupy a symbol in the time domain and at least one contiguous subcarrier in the frequency domain, and the reference signal is multiplexed on the group of time frequency resources using an orthogonal code corresponding to the reference signal;
• and if the arrangement manner of the reference signal is the time division plus code division manner, each group of time frequency resources occupy at least one contiguous symbol in the time domain and a subcarrier in the frequency domain, and the reference signal is multiplexed on the group of time frequency resources using an orthogonal code corresponding to the reference signal.