Method and apparatus of beam management with measurement aging
A method for operating an electronic device comprises obtaining information about signal quality measurements associated with a channel; generating newly obtained signal quality measurements based on a beam-sweeping procedure, wherein each signal quality measurement is associated with a respective measurement time and a respective transmit beam; adjusting the newly obtained signal quality measurements based on the measurement times and positional information of the electronic device; and updating a first measurement database of signal quality measurements with the adjusted signal quality measurements.
1. A method for operating an electronic device, the method comprising:
obtaining information about signal quality measurements associated with a channel;
generating newly obtained signal quality measurements based on a beam-sweeping procedure, wherein each signal quality measurement is associated with a respective measurement time and a respective transmit beam;
adjusting the newly obtained signal quality measurements based on the measurement times and positional information of the electronic device; and
updating a first measurement database of signal quality measurements with the adjusted signal quality measurements.
2. The method of claim 1 , wherein adjusting the newly obtained signal quality measurements comprises adjusting signal quality measurements of each base station beam n∈[1, N] and each user equipment (UE) beam m∈[1, M] according to an equation:
adjustedRSRP( n,m )=RSRP( n,m )−α( n,m ),
wherein:
RSRP=reference signal receive power,
N and M are integers>1, and
α is a function of information available to the electronic device.
3. The method of claim 2 , wherein α(n, m) is based on a difference between a current time and a measurement time.
4. The method of claim 2 , wherein α(n, m) is based on:
a difference between a current time and a measurement time;
electronic device speed; and
a change in RSRP between a current measurement and a previous measurement.
5. The method of claim 1 , further comprising:
reporting the adjusted signal quality measurements to a base station; or
reporting non-adjusted signal quality measurements to the base station, wherein the non-adjusted signal quality measurements comprise previous signal quality measurements stored in a second measurement database of signal quality measurements.
6. The method of claim 5 , further comprising determining a receiving beam based on the adjusted signal quality measurements.
7. The method of claim 1 , further comprising:
determining, based on previous signal quality measurements, an order of a plurality of beams of the electronic device;
performing the beam-sweeping procedure based on a descending order of the plurality of beams of the electronic device; and
determining a receiving beam based on the beam-sweeping procedure.
8. An electronic device comprising:
a transceiver configured to obtain information about signal quality measurements associated with a channel; and
a processor operably coupled to the transceiver, the processor, based on the information, configured to:
generate newly obtained signal quality measurements based on a beam-sweeping procedure, wherein each signal quality measurement is associated with a respective measurement time and a respective transmit beam;
adjust the newly obtained signal quality measurements based on the measurement times and positional information of the electronic device; and
update a first measurement database of signal quality measurements with the adjusted signal quality measurements.
9. The electronic device of claim 8 , wherein to adjust the newly obtained signal quality measurements, the processor is configured to adjust signal quality measurements of each base station beam n∈[1, N] and each user equipment beam m∈[1, M] according to an equation:
adjustedRSRP( n,m )=RSRP( n,m )−α( n,m ),
wherein:
RSRP=reference signal receive power,
N and M are integers>1, and
α is a function of information available to the electronic device.
10. The electronic device of claim 9 , wherein α(n, m) is based on a difference between a current time and a measurement time.
11. The electronic device of claim 9 , wherein α(n, m) is based on:
a difference between a current time and a measurement time;
electronic device speed; and
a change in RSRP between a current measurement and a previous measurement.
12. The electronic device of claim 8 , wherein the processor is further configured to:
report the adjusted signal quality measurements to a base station; or
report non-adjusted signal quality measurements to the base station, wherein the non-adjusted signal quality measurements comprise previous signal quality measurements stored in a second measurement database of signal quality measurements.
13. The electronic device of claim 12 , wherein the processor is further configured to determine a receiving beam based on the adjusted signal quality measurements.
14. The electronic device of claim 8 , wherein the processor is further configured to:
determine, based on previous signal quality measurements, an order of a plurality of beams of the electronic device;
perform the beam-sweeping procedure based on a descending order of the plurality of beams of the electronic device; and
determine a receiving beam based on the beam-sweeping procedure.
15. A non-transitory computer readable medium comprising instructions that, when executed by a processor, cause the processor to:
obtain information about signal quality measurements associated with a channel;
generate newly obtained signal quality measurements based on a beam-sweeping procedure, wherein each signal quality measurement is associated with a respective measurement time and a respective transmit beam;
adjust the newly obtained signal quality measurements based on the measurement times and positional information of an electronic device; and
update a first measurement database of signal quality measurements with the adjusted signal quality measurements.
16. The computer readable medium of claim 15 , wherein the instructions, when executed by the processor, cause the processor to adjust signal quality measurements of each base station beam n∈[1, N] and each user equipment beam m∈[1, M] according to an equation:
adjustedRSRP( n,m )=RSRP( n,m )−α( n,m ),
wherein:
RSRP=reference signal receive power,
N and M are integers>1, and
α is a function of information available to the electronic device.
17. The computer readable medium of claim 16 , wherein α(n, m) is based on a difference between a current time and a measurement time.
18. The computer readable medium of claim 16 , wherein α(n, m) is based on:
a difference between a current time and a measurement time;
electronic device speed; and
a change in RSRP between a current measurement and a previous measurement.
19. The computer readable medium of claim 15 , wherein the instructions, when executed by the processor, cause the processor to:
report the adjusted signal quality measurements to a base station; or
report non-adjusted signal quality measurements to the base station, wherein the non-adjusted signal quality measurements comprise previous signal quality measurements stored in a second measurement database of signal quality measurements.
20. The computer readable medium of claim 15 , wherein the instructions, when executed by the processor, cause the processor to:
determine, based on previous signal quality measurements, an order of a plurality of beams of the electronic device;
perform the beam-sweeping procedure based on a descending order of the plurality of beams of the electronic device; and
determine a receiving beam based on the beam-sweeping procedure.