Resource configuration method, network device, and terminal

1. A resource configuration method, comprising:

determining, by a network device, a first downlink virtual carrier in N downlink virtual carriers, wherein the first downlink virtual carrier is used to determine a carrier bandwidth part (BWP), wherein the N downlink virtual carriers are on at least one downlink carrier in a same cell wherein the at least one downlink carrier includes a plurality of spectrum resources of a discrete spectrum and a contiguous spectrum of a segment of non-standard bandwidth, wherein the N downlink virtual carriers with a same parameter set are configured in a same cell to enable a terminal to work on discrete spectrums and non-standard bandwidth spectrums, wherein N>1, and N is an integer; and

sending, by the network device, indication information to the terminal, wherein the indication information is used to indicate the first downlink virtual carrier.

2. The method according to claim 1 , further comprising:

sending, by the network device, configuration information to the terminal, wherein the configuration information is used to configure the N downlink virtual carriers.

3. The method according to claim 2 , wherein the configuration information comprises at least two offsets of at least two downlink virtual carriers in the N downlink virtual carriers, wherein the at least two offsets are offsets of frequency domain resources of the at least two downlink virtual carriers relative to a same reference point.

4. The method according to claim 3 , wherein at least one of the at least two offsets comprises B1 subcarriers, wherein B1 is an integer greater than 0.

5. The method according to claim 2 , wherein the configuration information comprises indexes of common resource blocks corresponding to at least two downlink virtual carriers in the N downlink virtual carriers, wherein the common resource blocks corresponding to the at least two downlink virtual carriers have a same reference point.

6. A resource configuration method, comprising:

receiving, by a terminal, indication information;

determining, by the terminal, a first downlink virtual carrier in N downlink virtual carriers based on the indication information, wherein the N downlink virtual carriers are on at least one downlink carrier in a same cell, wherein the at least one downlink carrier includes a plurality of spectrum resources of a discrete spectrum and a contiguous spectrum of a segment of non-standard bandwidth, wherein the N downlink virtual carriers with a same parameter set are configured in a same cell to enable the terminal to work on discrete spectrums and non-standard bandwidth spectrums, wherein N>1, and N is an integer; and

determining, by the terminal, a carrier bandwidth part BWP based on the first downlink virtual carrier.

7. The method according to claim 6 , further comprising:

receiving, by the terminal, configuration information, wherein the configuration information is used to configure the N downlink virtual carriers; and

determining, by the terminal, the N downlink virtual carriers based on the configuration information.

8. The method according to claim 7 , wherein the configuration information comprises at least two offsets of at least two downlink virtual carriers in the N downlink virtual carriers, wherein the at least two offsets are offsets of frequency domain resources of the at least two downlink virtual carriers relative to a same reference point.

9. The method according to claim 8 , wherein at least one of the at least two offsets comprises B1 subcarriers, wherein B1 is an integer greater than 0.

10. The method according to claim 7 , wherein the configuration information comprises indexes of common resource blocks corresponding to at least two downlink virtual carriers in the N downlink virtual carriers, wherein the common resource blocks corresponding to the at least two downlink virtual carriers have a same reference point.

11. A communications apparatus, comprising:

a processing unit to determine a first downlink virtual carrier in N downlink virtual carriers, wherein the first downlink virtual carrier is used to determine a carrier bandwidth part (BWP), wherein the N downlink virtual carriers are on at least one downlink carrier in a same cell, wherein the at least one downlink carrier includes a plurality of spectrum resources of a discrete spectrum and a contiguous spectrum of a segment of non-standard bandwidth, wherein the N downlink virtual carriers with a same parameter set are configured in a same cell to enable a terminal to work on discrete spectrums and non-standard bandwidth spectrums, wherein N>1, and N is an integer; and

a sending unit to send indication information to the terminal, wherein the indication information is used to indicate the first downlink virtual carrier.

12. The communications apparatus according to claim 11 , wherein the sending unit is further to:

send configuration information to the terminal, wherein the configuration information is used to configure the N downlink virtual carriers.

13. The communications apparatus according to claim 12 , wherein the configuration information comprises at least two offsets of at least two downlink virtual carriers in the N downlink virtual carriers, wherein the at least two offsets are offsets of frequency domain resources of the at least two downlink virtual carriers relative to a same reference point.

14. The communications apparatus according to claim 13 , wherein at least one of the at least two offsets comprises B1 subcarriers, wherein B1 is an integer greater than 0.

15. The communications apparatus according to claim 12 , wherein the configuration information comprises indexes of common resource blocks corresponding to at least two downlink virtual carriers in the N downlink virtual carriers, wherein the common resource blocks corresponding to the at least two downlink virtual carriers have a same reference point.

16. A communications apparatus, comprising:

a receiving unit to receive indication information; and

a processing unit to determine a first downlink virtual carrier in N downlink virtual carriers based on the indication information, wherein the N downlink virtual carriers are on at least one downlink carrier in a same cell, wherein the at least one downlink carrier includes a plurality of spectrum resources of a discrete spectrum and a contiguous spectrum of a segment of non-standard bandwidth, wherein the N downlink virtual carriers with a same parameter set are configured in a same cell to enable the apparatus to work on discrete spectrums and non-standard bandwidth spectrums, wherein N>1, and N is an integer; and

the processing unit is further to determine a carrier bandwidth part BWP based on the first downlink virtual carrier.

17. The communications apparatus according to claim 16 , wherein the receiving unit is further to:

receive configuration information, wherein the configuration information is used to configure the N downlink virtual carriers; and

the processing unit is further to determine the N downlink virtual carriers based on the configuration information.

18. The communications apparatus according to claim 17 , wherein the configuration information comprises at least two offsets of at least two downlink virtual carriers in the N downlink virtual carriers, wherein the at least two offsets are offsets of frequency domain resources of the at least two downlink virtual carriers relative to a same reference point.

19. The communications apparatus according to claim 18 , wherein at least one of the at least two offsets comprises B1 subcarriers, wherein B1 is an integer greater than 0.

20. The communications apparatus according to claim 17 , wherein the configuration information comprises indexes of common resource blocks corresponding to at least two downlink virtual carriers in the N downlink virtual carriers, wherein the common resource blocks corresponding to the at least two downlink virtual carriers have a same reference point.