# US 9,439,166 B2 · Technique for adapting an RF receiver configuration > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 9,439,166 B2 - Document ID: US9439166B2 - Status: Granted - Kind: B2 - Application number: 14/431,856 - Filed: 2013-10-01 - Published: 2015-09-10 - Granted: 2016-09-06 - Earliest claimed: 2012-10-01 - Assignees: Telefonaktiebolaget LM Ericsson (publ) - Applicants: Telefonaktiebolaget L M Ericsson (publ) - Inventors: Iana Siomina; Alireza Nejatian - Web page: https://patentgrep.com/patent/US9439166B2 ## CPC - H04W 64/00: Locating users or terminals {or network equipment} for network management purposes, e.g. mobility management - G01S 5/021: {Calibration, monitoring or correction (G01S5/0252 takes precedence)} - H04B 17/0085: {using test signal generators} - H04B 17/21: for calibration; for correcting measurements - H04B 17/24: with feedback of measurements to the transmitter - H04B 17/29: Performance testing - H04B 17/309: Measuring or estimating channel quality parameters - H04W 24/08: Testing, {supervising or monitoring} using real traffic - 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) - G01S: RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - H04B: TRANSMISSION ## Abstract A technique for operating a radio network node having at least one radio frequency receiver for receiving signals according to a wireless communication standard is described. A method implementation of the technique comprises providing RF receiver capabilities of the radio network node by transmitting a report message comprising report information. The report information pertains to a current RF receiver configuration with one or more current RF characteristics or possible RF receiver configurations with a range of one or more possible RF characteristic. The method also comprises receiving a control message comprising control information, wherein the control information pertain to a control of the current RF receiver configuration. The RF receiver configuration is then adapted based on the control information. ## Claims ### Claim 1 A radio network node having at least one Radio Frequency (RF) receiver for receiving signals according to a wireless communication standard, the radio network node comprising: a transmitter interface configured to transmit to a network node a report message comprising report information, wherein the report information pertains to a current RF receiver configuration with one or more current RF characteristics or possible RF receiver configurations with a range of one or more possible RF characteristics; a receiver interface configured to receive from the network node, and responsive to the report message, a control message comprising control information, wherein the control information pertains to a control of the current RF receiver configuration; and a configuration controller configured to interactively adapt the RF receiver configuration based on the control information received from the network node. ### Claim 2 (depends on 1) The radio network node of claim 1, wherein the radio network node is configured to provide the report information upon a request and/or to issue a request asking for the control information. ### Claim 3 (depends on 1) The radio network node of claim 1, wherein the control information controls the current RF receiver configuration by specifying an RF receiver configuration to be set or one or more performance targets for the one or more RF characteristics of the current RF receiver configuration. ### Claim 4 (depends on 1) The radio network node of claim 1, wherein the radio network node is a measuring node. ### Claim 5 (depends on 4) The radio network node of claim 4, wherein the measuring node is configured to perform radio measurements, using the adapted RF receiver capabilities, based on signals transmitted by a wireless device. ### Claim 6 (depends on 4) The radio network node of claim 4, wherein the measuring node is configured for at least one of positioning and timing measurements. ### Claim 7 (depends on 1) The radio network node of claim 1, wherein the report message configures one or more radio measurements to be performed by another network node. ### Claim 8 (depends on 1) The radio network node of claim 1, wherein the radio network node is further configured to select one or more other radio network nodes for performing radio measurements. ### Claim 9 (depends on 1) The radio network node of claim 1, wherein the control information pertains to a RF receiver configuration of another radio network node. ### Claim 10 (depends on 9) The radio network node of claim 9, wherein the radio network node adaptively configures its radio equipment to the RF receiver configuration of the other radio network node. ### Claim 11 (depends on 1) The radio network node of claim 1, wherein the report information requests, indicates or adapts one or more of: a need of configuring or re-configuring radio equipment of another radio network node; a desired RF performance target; a receiver RF type of the other radio network node; and a configuration of the other radio network node to meet certain pre-defined requirements. ### Claim 12 (depends on 1) The radio network node of claim 1, wherein the radio network node is a test equipment node or a system simulator, or attachable to a test equipment node or a system simulator. ### Claim 13 (depends on 1) The radio network node of claim 1, wherein the RF characteristics comprise one or more of receiver sensitivity, a receiver dynamic range, a receiver in-band selectivity, a receiver adjacent channel sensitivity, a receiver blocking as in-band or out-of-band, a narrow band blocking characteristic, receiver spurious emissions, and a receiver intermodulation characteristic. ### Claim 14 (depends on 1) The radio network node of claim 1, wherein the configuration controller is further configured to adapt the RF receiver configuration also based on at least one of interference estimation and noise estimation at the at least one RF receiver. ### Claim 15 A network node for controlling interactive adaptation of a Radio Frequency (RF) receiver configuration of a further network node, the network node configured to: receive a report message comprising report information, wherein the report information pertains to a current RF receiver configuration with one or more current RF characteristics or possible RF configurations with a range of one or more possible RF characteristics regarding the further network node; and transmit, responsive to the report message, a control message comprising control information, wherein the control information pertains to a control of the current RF receiver configuration of the further network node. ### Claim 16 (depends on 15) The network node of claim 15, further configured to: receive a measurement report from the further network node, wherein the measurement report comprises one or more radio measurements performed by the further network node with an RF receiver configuration that has been adapted based on the control information. ### Claim 17 (depends on 15) The network node of claim 15, wherein the control information pertains to a network management task. ### Claim 18 (depends on 17) The network node of claim 17, wherein the network management task pertains to the configuration of one or more radio measurements by the further network node. ### Claim 19 (depends on 18) The network node of claim 18, wherein the one or more radio measurements pertain to at least one of positioning and timing measurements. ### Claim 20 (depends on 17) The network node of claim 17, wherein the network management task pertains to selecting one or more further network nodes for performing radio measurements. ### Claim 21 (depends on 17) The network node of claim 17, wherein the network management task pertains to one or more of selecting or re-selecting a positioning method, radio resource management, mobility, interference coordination, performance testing and verification, collecting performance statistics, requesting or indicating the need of radio equipment re-configuration for the further network node, indicating a desired RF performance target for the further network node, and ordering the further network node to perform an additional measurement or to re-do one or more measurements with a certain receiver RF type. ### Claim 22 A network system comprising: a radio network node having at least one Radio Frequency (RF) receiver for receiving signals according to a wireless communication standard, the radio network node comprising: a transmitter interface configured to transmit to a network node a report message comprising report information, wherein the report information pertains to a current RF receiver configuration with one or more current RF characteristics or possible RF receiver configurations with a range of one or more possible RF characteristics; a receiver interface configured to receive from the network node, and responsive to the report message, a control message comprising control information, wherein the control information pertains to a control of the current RF receiver configuration; and a configuration controller configured to interactively adapt the RF receiver configuration based on the control information received from the network node; and the network node configured to: receive the report message; and transmit, responsive to the report message, the control message. ### Claim 23 A method of operating a radio network node having at least one Radio Frequency (RF) receiver for receiving signals according to a wireless communication standard, the method comprising: transmitting to a network node a report message comprising report information, wherein the report information pertains to a current RF receiver configuration with one or more current RF characteristics or possible RF configurations with a range of one or more possible RF characteristics; receiving, from the network node and responsive to the report message, a control message comprising control information, wherein the control information pertains to a control of the current RF receiver configuration; and interactively adapting the RF receiver configuration based on the control information received from the network node. ### Claim 24 A method of operating a network node for controlling interactive adaptation of a Radio Frequency (RF) receiver configuration of a further network node, the method comprising: receiving, from the further network node, a report message comprising report information, wherein the report information pertains to a current RF receiver configuration with one or more current RF characteristics or possible RF configurations with a range of one or more possible RF characteristics regarding the further network node; and transmitting, from the network node and responsive to the report message, a control message comprising control information, wherein the control information pertains to a control of the current RF receiver configuration of the further network node. ### Claim 25 A non-transitory computer readable medium comprising a computer program comprising program code portions that, when executed by a processing circuit of a radio network node having at least one Radio Frequency (RF) receiver for receiving signals according to a wireless communication standard, configure the radio network node to: transmit to a network node a report message comprising report information, wherein the report information pertains to a current RF receiver configuration with one or more current RF characteristics or possible RF configurations with a range of one or more possible RF characteristics; receive, from the network node and responsive to the report message, a control message comprising control information, wherein the control information pertains to a control of the current RF receiver configuration; and interactively adapt the RF receiver configuration based on the control information received from the network node.