Systems and methods for reference signaling design and configuration
Presented are systems and methods for reference signaling design and configuration. A wireless communication device may determine X resources of synchronization signals (SS resources), wherein X is a positive integer value greater than 1. The wireless communication device may receive at least a portion of the X SS resources. The X SS resources may be associated with one element.
1 . A method comprising:
determining, by a wireless communication device, X synchronization signal (SS) resources, wherein X is a positive integer value greater than 1,
wherein the X SS resources are associated with one serving cell,
wherein the X SS resources correspond to L physical cell indexes (PCIs), wherein L is an integer value greater than 1,
receiving, by the wireless communication device, a first signaling;
determining physical random access channel (PRACH) resources of each of the L PCIs according to the first signaling,
wherein the first signaling comprises a respective PRACH configuration for each of the L PCIs; and
receiving, by the wireless communication device, physical downlink control information which provides information of a PRACH resource from the PRACH resources of one PCI of the L PCIs, wherein the information includes an index of a SS resource associated with the PRACH resource, and the one PCI, wherein the SS resource is from the X SS resources.
2 . The method of claim 1 , wherein at least one of:
the first signaling is a system information block 1 (SIB1);
the first signaling is a single signaling; or
the first signaling is a RRC signaling.
3 . The method of claim 1 , wherein the PRACH configuration comprises a configuration of at least one of: time resource of PRACH occasions, frequency resource of PRACH occasions, preambles for one PCI, preambles for one SS resource, number of preambles for one SS resource, number of SS resources associated with one PRACH occasion, or number of SS resources which are in an SS occasion and are associated with one PRACH occasion.
4 . The method of claim 1 , comprising:
determining, by the wireless communication device, the PRACH resource according to the index of the SS resource associated with the PRACH resource, the one PCI, and a mapping between PRACH resources and a combination of an SS resource index and an index of the one PCI.
5 . The method of claim 1 , further comprising:
transmitting, by the wireless communication device, a first preamble of PRACH on the PRACH resource from the PRACH resources of the one PCI of the L PCIs,
wherein each of the PRACH resources include a PRACH occasion and a second preamble, and wherein the PRACH occasion includes at least one of time resource and frequency resource for transmitting the second preamble by the wireless communication device.
6 . A method comprising:
determining, by a wireless communication node, X synchronization signal (SS) resources, wherein X is a positive integer value greater than 1;
wherein the X SS resources are associated with one serving cell,
wherein the X SS resources correspond to L physical cell indexes (PCIs), wherein L is an integer value greater than 1,
transmitting, by the wireless communication node, a first signaling, wherein physical random access channel (PRACH) resources of each of the L PCIs are determined according to the first signaling,
wherein the first signaling comprises a respective PRACH configuration for each of the L PCIs; and
transmitting, by the wireless communication node, physical downlink control information which provides information of a PRACH resource from the PRACH resources of one PCI of the L PCIs, wherein the information includes an index of a SS resource associated with the PRACH resource, and the one PCI, wherein the SS resource is from the X SS resources.
7 . The method of claim 6 , wherein at least one of:
the first signaling is a system information block 1 (SIB1);
the first signaling is a single signaling; or
the first signaling is a RRC signaling.
8 . The method of claim 6 , wherein the PRACH configuration comprises a configuration of at least one of: time resource of PRACH occasions, frequency resource of PRACH occasions, preambles for one PCI, preambles for one SS resource, number of preambles for one SS resource, number of SS resources associated with one PRACH occasion, or number of SS resources which are in an SS occasion and are associated with one PRACH occasion.
9 . The method of claim 6 , comprising:
determining, by the wireless communication node, the PRACH resource according to the index of the SS resource associated with the PRACH resource, the one PCI, and a mapping between PRACH resources and a combination of an SS resource index and an index of the one PCI.
10 . The method of claim 6 , further comprising:
receiving, by the wireless communication node from a wireless communication device, a first preamble of PRACH on the PRACH resource from the PRACH resources of the one PCI of the L PCIs,
wherein each of the PRACH resources include a PRACH occasion and a second preamble, and wherein the PRACH occasion includes at least one of time resource and frequency resource for transmitting the second preamble by the wireless communication device.
11 . A wireless communication device, comprising:
at least one processor configured to:
determine X synchronization signal (SS) resources, wherein X is a positive integer value greater than 1;
wherein the X SS resources are associated with one serving cell,
wherein the X SS resources correspond to L physical cell indexes (PCIs), wherein L is an integer value greater than 1,
receive a first signaling;
determine physical random access channel (PRACH) resources of each of the L PCIs according to the first signaling,
wherein the first signaling comprises a respective PRACH configuration for each of the L PCIs; and
receive physical downlink control information which provides information of a PRACH resource from the PRACH resources of one PCI of the L PCIs, wherein the information includes an index of a SS resource associated with the PRACH resource, and the one PCI, wherein the SS resource is from the X SS resources.
12 . The wireless communication device of claim 11 , wherein at least one of:
the first signaling is a system information block 1 (SIB1);
the first signaling is a single signaling; or
the first signaling is a RRC signaling.
13 . The wireless communication device of claim 11 , wherein the PRACH configuration comprises a configuration of at least one of: time resource of PRACH occasions, frequency resource of PRACH occasions, preambles for one PCI, preambles for one SS resource, number of preambles for one SS resource, number of SS resources associated with one PRACH occasion, or number of SS resources which are in an SS occasion and are associated with one PRACH occasion.
14 . The wireless communication device of claim 11 , wherein the PRACH resource is determined according to the index of the SS resource associated with the PRACH resource, the one PCI, and a mapping between PRACH resources and a combination of an SS resource index and an index of the PCI.
15 . The wireless communication device of claim 11 , the at least one processor further configured to:
transmit, by the wireless communication device, a first preamble of PRACH on the PRACH resource from the PRACH resources of the one PCI of the L PCIs,
wherein each of the PRACH resources include a PRACH occasion and a second preamble, and wherein the PRACH occasion includes at least one of time resource and frequency resource for transmitting the second preamble by the wireless communication device.
16 . A wireless communication node, comprising:
at least one processor configured to:
determine X synchronization signal (SS) resources, wherein X is a positive integer value greater than 1;
wherein the X SS resources are associated with one serving cell,
wherein the X SS resources correspond to L physical cell indexes (PCIs), wherein L is an integer value greater than 1,
transmit, via a transmitter, a first signaling, wherein physical random access channel (PRACH) resources of each of the L PCIs are determined according to the first signaling; and
transmit, via the transmitter, physical downlink control information which provides information of a PRACH resource from the PRACH resources of one PCI of the L PCIs, wherein the information includes an index of a SS resource associated with the PRACH resource, and the one PCI, wherein the SS resource is from the X SS resources.
17 . The wireless communication node of claim 16 , wherein at least one of:
the first signaling is a system information block 1 (SIB1);
the first signaling is a single signaling; or
the first signaling is a RRC signaling.
18 . The wireless communication node of claim 16 , wherein the PRACH configuration comprises a configuration of at least one of: time resource of PRACH occasions, frequency resource of PRACH occasions, preambles for one PCI, preambles for one SS resource, number of preambles for one SS resource, or number of SS resources associated with one PRACH occasion, or number of SS resources which are in an SS occasion and are associated with one PRACH occasion.
19 . The wireless communication node of claim 16 , wherein the PRACH resource is determined according to the index of the SS resource associated with the PRACH resource, the one PCI, and a mapping between PRACH resources and a combination of an SS resource index and an index of the one PCI.
20 . The wireless communication node of claim 16 , the at least one processor further configured to:
receiving, by the wireless communication node from a wireless communication device, a first preamble of PRACH on the PRACH resource from the PRACH resources of the one PCI of the L PCIs,
wherein each of the PRACH resources include a PRACH occasion and a second preamble, and wherein the PRACH occasion include at least one of time resource and frequency resource for transmitting the second preamble by the wireless communication device.