# US 10,321,345 B2 · Measurement procedure under adaptive frequency separation > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,321,345 B2 - Document ID: US10321345B2 - Status: Granted - Kind: B2 - Application number: 15/915,286 - Filed: 2018-03-08 - Published: 2018-07-26 - Granted: 2019-06-11 - Earliest claimed: 2015-02-05 - Assignees: Telefonaktiebolaget LM Ericsson (publ) - Applicants: Telefonaktiebolaget LM Ericsson (publ) - Inventors: Muhammad Kazmi; Johan Bergman; Gary Boudreau - Web page: https://patentgrep.com/patent/US10321345B2 ## CPC - H04W 24/08: Testing, {supervising or monitoring} using real traffic - H04W 4/70: Services for machine-to-machine communication [M2M] or machine type communication [MTC] - H04W 76/28: Discontinuous transmission [DTX]; Discontinuous reception [DRX] - H04W 24/10: Scheduling measurement reports {; Arrangements for measurement reports} - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) ## Abstract According to some embodiments, a method in a wireless device comprises determining the wireless device is capable of narrow bandwidth operation. The wireless device obtains a parameter associated with a measurement pattern. The measurement pattern comprises: a first time period and a second time period; a first type of radio measurements to be performed during the first time period on radio signals transmitted in a first set of physical resource channels; and a second type of radio measurements to be performed during the second time period on radio signals transmitted in a second set of physical resource channels. The wireless device determines a measurement pattern using the obtained parameter, and performs radio measurements of the first type during the first time period. ## Claims ### Claim 1 A method in a wireless device of a wireless communication network, the wireless device capable of narrow bandwidth operation, narrow bandwidth operation comprising transmitting and receiving wireless signals using a number of physical resource channels that is less than a total number of physical resource channels supported by the wireless communication network and using a transmit-receive frequency separation that is less than a transmit-receive frequency separation of a total bandwidth of the wireless communication network, the method comprising: obtaining a measurement pattern, the measurement pattern comprising: a first time period and a second time period; one or more radio measurements of a first type to be performed during the first time period on one or more radio signals transmitted in a first set of physical resource channels; one or more radio measurements of a second type to he performed during the second time period on one or more radio signals transmitted in a second set of physical resource channels, at least one physical resource channel of the second set of physical resource channels different than the physical resource channels of the first set of physical resource channels; and performing one or more radio measurements of the first type during the first time period according to the measurement pattern. ### Claim 2 (depends on 1) The method of Claim 1, wherein the first set of physical resource channels comprises a first number of physical resource channels, the first number of physical resource channels less than the total number of physical resource channels supported by the wireless communication network. ### Claim 3 (depends on 1) The method of claim 1, wherein the first set of physical resource channels are located at a specific frequency location within the bandwidth of the wireless communication system and the second set of physical resource channels are located at any frequency location within the bandwidth of the wireless communication system. ### Claim 4 (depends on 3) The method of claim 3, wherein the first set of physical resource channels is located at the center of the bandwidth of the wireless communication system. ### Claim 5 (depends on 1) The method of claim 1, wherein the first set of physical resource channels comprises six physical resource blocks. ### Claim 6 (depends on 1) The method of claim 1, wherein the first time period overlaps with an ON duration of a discontinuous receive cycle of the wireless device. ### Claim 7 A method in a network node of a wireless communication network, the method comprising: determining a wireless device is capable of narrow bandwidth operation, narrow bandwidth operation comprising transmitting and receiving wireless signals using a number of physical resource channels that is less than a total number of physical resource channels supported by the wireless communication network and using a transmit-receive frequency separation that is less than a transmit-receive frequency separation of a total bandwidth of the wireless communication network; determining a measurement pattern, the measurement pattern comprising: a first time period and a second time period; one or more radio measurements of a first type to be performed during the first time period on one or more radio signals transmitted in a first set of physical resource channels; one or more radio measurements of a second type to be performed during the second time period on one or more radio signals transmitted in a second set of physical resource channels, at least one physical resource channel of the second set of physical resource channels different than the physical resource channels of the first set of physical resource channels; and communicating the measurement pattern to the wireless device. ### Claim 8 (depends on 7) The method of claim 7, wherein the first set of physical resource channels comprises a first number of physical resource channels, the first number of physical resource channels less than the total number of physical resource channels supported by the wireless communication network. ### Claim 9 (depends on 7) The method of claim 7, wherein the first set of physical resource channels are located at a specific frequency location within the bandwidth of the wireless communication system and the second set of physical resource channels are located at any frequency location within the bandwidth of the wireless communication system. ### Claim 10 (depends on 9) The method of claim 9, wherein the first set of physical resource channels is located at the center of the bandwidth of the wireless communication system. ### Claim 11 (depends on 7) The method of claim 7, wherein the first set of physical resource channels comprises six physical resource blocks. ### Claim 12 (depends on 7) The method of claim 7, wherein the first time period overlaps with an ON duration of a discontinuous receive cycle of the wireless device. ### Claim 13 A wireless device capable of narrow bandwidth operation, narrow bandwidth operation comprising transmitting and receiving wireless signals using a number of physical resource channels that is less than a total number of physical resource channels supported by a wireless communication network and using a transmit-receive frequency separation that is less than a transmit-receive frequency separation of a total bandwidth of the wireless communication network, the wireless device comprising: a processor coupled to a memory; the memory comprising instructions; the instructions, when executed by the processor, are operable to: obtain a measurement pattern, the measurement pattern comprising: a first time period and a second time period; one or more radio measurements of a first type to be performed during the first time period on one or more radio signals transmitted in a first set of physical resource channels; one or more radio measurements of a second type to be performed during the second time period on one or more radio signals transmitted in a second set of physical resource channels, at least one physical resource channel of the second set of physical resource channels different than the physical resource channels of the first set of physical resource channels; and perform one or more radio measurements of the first type during the first time period according to the measurement pattern. ### Claim 14 (depends on 13) The wireless device of claim 13, wherein the first set of physical resource channels comprises a first number of physical resource channels, the first number of physical resource channels less than the total number of physical resource channels supported by the wireless communication network. ### Claim 15 (depends on 13) The wireless device of claim 13, wherein the first set of physical resource channels are located at a specific frequency location within the bandwidth of the wireless communication system and the second set of physical resource channels are located at any frequency location within the bandwidth of the wireless communication system. ### Claim 16 (depends on 15) The wireless device of claim 15, wherein the first set of physical resource channels is located at the center of the bandwidth of the wireless communication system. ### Claim 17 (depends on 13) The wireless device of claim 13, wherein the first set of physical resource channels comprises six physical resource blocks. ### Claim 18 (depends on 13) The wireless device of claim 13, wherein the first time period overlaps with an ON duration of a discontinuous receive cycle of the wireless device. ### Claim 19 A network node comprising: a processor coupled to a memory; the memory comprising instructions; the instructions, when executed by the processor, are operable to: determine a wireless device is capable of narrow bandwidth operation, narrow bandwidth operation comprising transmitting and receiving wireless signals using a number of physical resource channels that is less than a total number of physical resource channels supported by the wireless communication network and using a transmit-receive frequency separation that is less than a transmit-receive frequency separation of a total bandwidth of the wireless communication network; determine a measurement pattern, the measurement pattern comprising: a first time period and a second time period; one or more radio measurements of a first type to be performed during the first time period on one or more radio signals transmitted in a first set of physical resource channels; one or more radio measurements of a second type to be performed during the second time period on one or more radio signals transmitted in a second set of physical resource channels, at least one physical resource channel of the second set of physical resource channels different than the physical resource channels of the first set of physical resource channels; and communicate the measurement pattern to the wireless device. ### Claim 20 (depends on 19) The network node of claim 19, wherein the first set of physical resource channels comprises a first number of physical resource channels, the first number of physical resource channels less than the total number of physical resource channels supported by the wireless communication network. ### Claim 21 (depends on 19) The network node of claim 19, wherein the first set of physical resource channels are located at a specific frequency location within the bandwidth of the wireless communication system and the second set of physical resource channels are located at any frequency location within the bandwidth of the wireless communication system. ### Claim 22 (depends on 21) The network node of claim 21, wherein the first set of physical resource channels is located at the center of the bandwidth of the wireless communication system. ### Claim 23 (depends on 19) The network node of claim 19, wherein the first set of physical resource channels comprises six physical resource blocks. ### Claim 24 (depends on 19) The network node of claim 19, wherein the first time period overlaps with an ON duration of a discontinuous receive cycle of the wireless device.