Method and apparatus for transmitting a measurement report on a wireless network
A SS of a SS block of a SS burst set can be received. A measurement can be performed at least on the received SS of the SS block. A PBCH of the SS block that can include a first portion and a second portion of the PBCH can be received. The first portion can carry at least a part of minimum system information. The second portion can carry timing information. The timing information can include information including at least an indication of a SS block index of the SS block within the SS burst set. The SS block index can be determined at least based on the demodulating and decoding the second portion of the PBCH. A measurement report that can include a measurement quantity from the measurement on the received SS of the SS block and that can include the determined SS block index can be transmitted.
1. A method in a user equipment, the method comprising:
receiving, at the user equipment, a synchronization signal of a synchronization signal block of a synchronization signal burst set;
performing a measurement at least on the received synchronization signal of the synchronization signal block;
receiving a physical broadcast channel of the synchronization signal block,
wherein the physical broadcast channel comprises a first portion of the physical broadcast channel and a second portion of the physical broadcast channel,
wherein the first portion of the physical broadcast channel carries at least a part of minimum system information,
wherein the second portion of the physical broadcast channel carries timing information, and
wherein the timing information includes information including at least a synchronization signal block index of the synchronization signal block within the synchronization signal burst set;
demodulating and decoding the second portion of the physical broadcast channel;
determining the synchronization signal block index of the synchronization signal block within the synchronization signal burst set at least based on the demodulating and decoding; and
transmitting a measurement report, wherein the measurement report includes a measurement quantity from the measurement on the received synchronization signal of the synchronization signal block and includes the determined synchronization signal block index.
2. The method according to claim 1 , wherein the part of minimum system information includes an indication of a part of system frame number information.
3. The method according to claim 1 , wherein a first set of resource elements corresponding to the first portion at least partially overlaps with a second set of resource elements corresponding to the second portion.
4. The method according to claim 3 , further comprising demodulating and decoding the first portion of the physical broadcast channel, wherein decoding the first portion of the physical broadcast channel includes canceling interference from the second portion of the physical broadcast channel.
5. The method according to claim 1 , wherein a set of resource elements corresponding to the second portion comprises a part of physical broadcast channel orthogonal frequency division multiplexing symbols.
6. The method according to claim 1 , wherein a set of resource elements corresponding to the second portion comprises a part of a physical broadcast channel frequency band.
7. The method according to claim 1 , wherein the part of minimum system information and the timing information are separately encoded and modulated to separate sets of modulation symbols.
8. The method according to claim 1 , wherein the part of minimum system information and the timing information are jointly encoded.
9. The method according to claim 8 ,
wherein jointly encoded bits of the part of minimum system information are encoded into a first self-decodable unit,
wherein jointly encoded bits of the timing information are encoded into second self-decodable unit, and
wherein the method further comprises:
decoding the part of minimum system information from the first self-decodable unit; and
decoding the timing information from the second self-decodable unit.
10. The method according to claim 1 , wherein the timing information includes information including only one synchronization signal block index of the synchronization signal block within the synchronization signal burst set.
11. The method according to claim 1 , wherein demodulating and decoding comprises demodulating and decoding only the second portion of the physical broadcast channel.
12. An apparatus comprising:
a transceiver that receives a synchronization signal of a synchronization signal block of a synchronization signal burst set; and
a controller coupled to the transceiver, where the controller performs a measurement at least on the received synchronization signal of the synchronization signal block,
wherein the transceiver receives a physical broadcast channel of the synchronization signal block,
wherein the physical broadcast channel comprises a first portion of the physical broadcast channel and a second portion of the physical broadcast channel,
wherein the first portion of the physical broadcast channel carries at least a part of minimum system information,
wherein the second portion of the physical broadcast channel carries timing information, and
wherein the timing information includes information including at least a synchronization signal block index of the synchronization signal block within the synchronization signal burst set,
wherein the controller
demodulates and decodes the second portion of the physical broadcast channel, and
determines the synchronization signal block index of the synchronization signal block within the synchronization signal burst set at least based on the demodulating and decoding, and
wherein the transceiver transmits a measurement report, wherein the measurement report includes a measurement quantity from the measurement on the received synchronization signal of the synchronization signal block and includes the determined synchronization signal block index.
13. The apparatus according to claim 12 , wherein the part of minimum system information includes an indication of a part of system frame number information.
14. The apparatus according to claim 12 , wherein a first set of resource elements corresponding to the first portion at least partially overlaps with a second set of resource elements corresponding to the second portion.
15. The apparatus according to claim 14 , wherein the controller demodulates and decodes the first portion of the physical broadcast channel, wherein decoding the first portion of the physical broadcast channel includes canceling interference from the second portion of the physical broadcast channel.
16. The apparatus according to claim 12 , wherein the part of minimum system information and the timing information are separately encoded and modulated to separate sets of modulation symbols.
17. The apparatus according to claim 12 , wherein the part of minimum system information and the timing information are jointly encoded.
18. The apparatus according to claim 17 ,
wherein jointly encoded bits of the part of minimum system information are encoded into a first self-decodable unit,
wherein jointly encoded bits of the timing information are encoded into second self-decodable unit, and
wherein the controller:
decodes the part of minimum system information from the first self-decodable unit; and
decodes the timing information from the second self-decodable unit.
19. The apparatus according to claim 12 , wherein the timing information includes information including only one synchronization signal block index of the synchronization signal block within the synchronization signal burst set.
20. The apparatus according to claim 12 , wherein demodulating and decoding comprises demodulating and decoding only the second portion of the physical broadcast channel.