# US 9,438,407 B2 · Method and apparatus to handle uplink (UL) information in a wireless communication system > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 9,438,407 B2 - Document ID: US9438407B2 - Status: Granted - Kind: B2 - Application number: 14/068,330 - Filed: 2013-10-31 - Published: 2014-05-01 - Granted: 2016-09-06 - Earliest claimed: 2012-11-01 - Assignees: Innovative Sonic Limited - Applicants: Innovative Sonic Corporation - Inventors: Ming-Che Li - Web page: https://patentgrep.com/patent/US9438407B2 ## CPC - H04W 72/21: in the uplink direction of a wireless link, i.e. towards the network - H04L 5/0082: {at predetermined intervals} - H04W 52/146: {Uplink power control} - H04W 52/281: {taking into account user or data type priority} - H04W 52/325: {Power control of control or pilot channels} - H04W 52/367: {Power values between minimum and maximum limits, e.g. dynamic range} - H04W 52/40: during macro-diversity or soft handoff - H04W 72/30: Resource management for broadcast services - H04L 5/001: {the frequencies being arranged in component carriers} - H04L 5/0023: {Time-frequency-space} - H04L 5/0035: {Resource allocation in a cooperative multipoint environment} - H04L 5/0053: {Allocation of signalling, i.e. of overhead other than pilot signals} - Y02D 30/70: in wireless communication networks - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) - H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M) - Y02D: CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE ## Abstract A method and apparatus are disclosed to handle UL information. The method includes configuring a UE (User Equipment) with multiple serving cells. The method further includes transmitting, from the UE, in a subframe i a first UL control information on a physical channel of a first UL serving cell. The method also includes transmitting, from the UE, in the subframe i a second UL control information on a physical channel of a second UL serving cell, wherein if the total transmit power of the UE exceeds {circumflex over (P)}CMAX(i), the UE would scale down the transmit power of the physical channel with lower power priority based on types of the first UL control information and the second UL control information. ## Claims ### Claim 1 A method to handle UL (Uplink) control information, comprising: configuring a UE (User Equipment) with multiple serving cells; transmitting, from the UE, in a subframe i a first UL control information on a physical channel of a first UL serving cell; and transmitting, from the UE, in the subframe i a second UL control information on a physical channel of a second UL serving cell; wherein if the total transmit power of the UE exceeds {circumflex over (P)}CMAX(i), which is a linear value of UE total configured maximum output power in subframe i, the UE would scale down the transmit power of the physical channel with lower power priority based on types of the first UL control information and the second UL control information, and wherein if the first UL control information type is the same as the second UL control information type, a PUCCH (Physical Uplink Control Channel) transmission would have higher priority than a PUSCH (Physical Uplink Shared Channel) transmission. ### Claim 2 (depends on 1) The method of claim 1, wherein the physical channel of the first UL serving cell is a PUCCH, and the physical channel of the second UL serving cell is a PUSCH. ### Claim 3 (depends on 1) The method of claim 1, wherein the UL control information includes a Scheduling Request, a HARQ-ACK (Hybrid Automatic Repeat Request Acknowledgement), or a CSI (Channel State Information) report. ### Claim 4 (depends on 3) The method of claim 3, wherein the Scheduling Request has higher power priority than HARQ-ACK, the HARQ-ACK has higher power priority than the CSI report, and an aperiodic CSI report has higher power priority than a periodic CSI report. ### Claim 5 (depends on 1) The method of claim 1, wherein if the first uplink control information on PUCCH is a CSI report and the second uplink control information on PUSCH is a HARQ-ACK (Hybrid Automatic Repeat Request Acknowledgement), a PUSCH transmission would have higher power priority than a PUCCH transmission. ### Claim 6 (depends on 1) The method of claim 1, wherein the configured serving cells are controlled or scheduled by different eNBs (evolved Node B). ### Claim 7 (depends on 1) The method of claim 1, wherein the first UL serving cell and the second UL serving cell belong to different PUCCH groups. ### Claim 8 (depends on 1) The method of claim 1, wherein the first UL control information includes the UL control information of the serving cells (including the first UL serving cell) belonging to a PUCCH group. ### Claim 9 (depends on 1) The method of claim 1, wherein the second UL control information includes the UL control information of the serving cells (including the second UL serving cell) belonging to a PUCCH group. ### Claim 10 A communication device to handle UL (Uplink) control information, the communication device comprising: a control circuit; a processor installed in the control circuit; a memory installed in the control circuit and operatively coupled to the processor; wherein the processor is configured to execute a program code stored in the memory to handle UL control information by: configuring a UE (User Equipment) with multiple serving cells; transmitting, from the UE, in a subframe i a first UL control information on a physical channel of a first UL serving cell; and transmitting, from the UE, in the subframe i a second UL control information on a physical channel of a second UL serving cell; wherein if the total transmit power of the UE exceeds {circumflex over (P)}CMAX(i), which is a linear value of UE total configured maximum output power in subframe i, the UE would scale down the transmit power of the physical channel with lower power priority based on types of the first UL control information and the second UL control information, and wherein if the first UL control information type is the same as the second UL control information type, a PUCCH (Physical Uplink Control Channel) transmission would have higher priority than a PUSCH (Physical Uplink Shared Channel) transmission. ### Claim 11 (depends on 10) The communication device of claim 10, wherein the physical channel of the first UL serving cell is a PUCCH, and the physical channel of the second UL serving cell is a PUSCH. ### Claim 12 (depends on 10) The communication device of claim 10, wherein the UL control information includes a Scheduling Request, a HARQ-ACK (Hybrid Automatic Repeat Request Acknowledgement), or a CSI (Channel State Information) report. ### Claim 13 (depends on 12) The communication device of claim 12, wherein the Scheduling Request has higher power priority than HARQ-ACK, the HARQ-ACK has higher power priority than the CSI report, and an aperiodic CSI report has higher power priority than a periodic CSI report. ### Claim 14 (depends on 10) The communication device of claim 10, wherein if the first uplink control information on PUCCH is a CSI report and the second uplink control information on PUSCH is a HARQ-ACK (Hybrid Automatic Repeat Request Acknowledgement), a PUSCH transmission would have higher power priority than a PUCCH transmission. ### Claim 15 (depends on 10) The communication device of claim 10, wherein the configured serving cells are controlled or scheduled by different eNBs (evolved Node B). ### Claim 16 (depends on 10) The communication device of claim 10, wherein the first UL serving cell and the second UL serving cell belong to different PUCCH groups. ### Claim 17 (depends on 10) The communication device of claim 10, wherein the first UL control information includes the UL control information of the serving cells (including the first UL serving cell) belonging to a PUCCH group. ### Claim 18 (depends on 10) The communication device of claim 10, wherein the second UL control information includes the UL control information of the serving cells (including the second UL serving cell) belonging to a PUCCH group. ### Claim 19 A method to handle UL (Uplink) control information, comprising: configuring a UE (User Equipment) with multiple serving cells; transmitting, from the UE, in a subframe i a first UL control information on a physical channel of a first UL serving cell; and transmitting, from the UE, in the subframe i a second UL control information on a physical channel of a second UL serving cell; wherein if the total transmit power of the UE exceeds {circumflex over (P)}CMAX(i), which is a linear value of UE total configured maximum output power in subframe i, the UE would scale down the transmit power of the physical channel with lower power priority based on types of the first UL control information and the second UL control information, and wherein if the first uplink control information on PUCCH is a CSI report and the second uplink control information on PUSCH is a HARQ-ACK (Hybrid Automatic Repeat Request Acknowledgement), a PUSCH (Physical Uplink Shared Channel) transmission would have higher power priority than a PUCCH (Physical Uplink Control Channel) transmission. ### Claim 20 (depends on 19) The method of claim 19, wherein the physical channel of the first UL serving cell is a PUCCH, and the physical channel of the second UL serving cell is a PUSCH. ### Claim 21 (depends on 19) The method of claim 19, wherein the UL control information includes a Scheduling Request, a HARQ-ACK, or a CSI (Channel State Information) report. ### Claim 22 (depends on 21) The method of claim 21, wherein the Scheduling Request has higher power priority than HARQ-ACK, the HARQ-ACK has higher power priority than the CSI report, and an aperiodic CSI report has higher power priority than a periodic CSI report. ### Claim 23 (depends on 19) The method of claim 19, wherein if the first UL control information type is the same as the second UL control information type, transmit power of both physical channels would be scaled down by a same proportion. ### Claim 24 (depends on 19) The method of claim 19, wherein if the first UL control information type is the same as the second UL control information type, a PUCCH transmission would have higher priority than a PUSCH transmission. ### Claim 25 (depends on 19) The method of claim 19, wherein the configured serving cells are controlled or scheduled by different eNBs (evolved Node B). ### Claim 26 (depends on 19) The method of claim 19, wherein the first UL serving cell and the second UL serving cell belong to different PUCCH groups. ### Claim 27 (depends on 19) The method of claim 19, wherein the first UL control information includes the UL control information of the serving cells (including the first UL serving cell) belonging to a PUCCH group. ### Claim 28 (depends on 19) The method of claim 19, wherein the second UL control information includes the UL control information of the serving cells (including the second UL serving cell) belonging to a PUCCH group. ### Claim 29 A communication device to handle UL (Uplink) control information, the communication device comprising: a control circuit; a processor installed in the control circuit; a memory installed in the control circuit and operatively coupled to the processor; wherein the processor is configured to execute a program code stored in the memory to handle UL control information by: configuring a UE (User Equipment) with multiple serving cells; transmitting, from the UE, in a subframe i a first UL control information on a physical channel of a first UL serving cell; and transmitting, from the UE, in the subframe i a second UL control information on a physical channel of a second UL serving cell; wherein if the total transmit power of the UE exceeds {circumflex over (P)}CMAX(i), which is a linear value of UE total configured maximum output power in subframe i, the UE would scale down the transmit power of the physical channel with lower power priority based on types of the first UL control information and the second UL control information, and wherein if the first uplink control information on PUCCH is a CSI report and the second uplink control information on PUSCH is a HARQ-ACK (Hybrid Automatic Repeat Request Acknowledgement), a PUSCH (Physical Uplink Shared Channel) transmission would have higher power priority than a PUCCH (Physical Uplink Control Channel) transmission. ### Claim 30 (depends on 29) The communication device of claim 29, wherein the physical channel of the first UL serving cell is a PUCCH, and the physical channel of the second UL serving cell is a PUSCH. ### Claim 31 (depends on 29) The communication device of claim 29, wherein the UL control information includes a Scheduling Request, a HARQ-ACK, or a CSI (Channel State Information) report. ### Claim 32 (depends on 31) The communication device of claim 31, wherein the Scheduling Request has higher power priority than HARQ-ACK, the HARQ-ACK has higher power priority than the CSI report, and an aperiodic CSI report has higher power priority than a periodic CSI report. ### Claim 33 (depends on 29) The communication device of claim 29, wherein if the first UL control information type is the same as the second UL control information type, transmit power of both physical channels would be scaled down by a same proportion. ### Claim 34 (depends on 29) The communication device of claim 29, wherein if the first UL control information type is the same as the second UL control information type, a PUCCH transmission would have higher priority than a PUSCH transmission. ### Claim 35 (depends on 29) The communication device of claim 29, wherein the configured serving cells are controlled or scheduled by different eNBs (evolved Node B). ### Claim 36 (depends on 29) The communication device of claim 29, wherein the first UL serving cell and the second UL serving cell belong to different PUCCH groups. ### Claim 37 (depends on 29) The communication device of claim 29, wherein the first UL control information includes the UL control information of the serving cells (including the first UL serving cell) belonging to a PUCCH group. ### Claim 38 (depends on 29) The communication device of claim 29, wherein the second UL control information includes the UL control information of the serving cells (including the second UL serving cell) belonging to a PUCCH group.