Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups

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G10K2210/00Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups

G10K2210/10Applications G10K2210/101One dimensional G10K2210/102Two dimensional G10K2210/103Three dimensional G10K2210/104Aircos G10K2210/105Appliances G10K2210/1051Camcorder G10K2210/1052Copiers or other image-forming apparatus G10K2210/1053Hi-fi G10K2210/1054Refrigerators G10K2210/106Boxes G10K2210/107Combustion G10K2210/108Communication systems G10K2210/1081Earphones G10K2210/1082Microphones G10K2210/109Compressors G10K2210/11Computers G10K2210/111Directivity control or beam pattern G10K2210/112Ducts G10K2210/113Elevators G10K2210/114Feeders G10K2210/115Impact noise G10K2210/116Medical Dental G10K2210/1161NMR or MRI G10K2210/117Nonlinear G10K2210/118Panels G10K2210/119Radiation control G10K2210/12Rooms G10K2210/121Rotating machines G10K2210/122Seismics G10K2210/123Synchrophasors or other applications where multiple noise sources are driven with a particular phase relationship G10K2210/124Traffic G10K2210/125Transformers G10K2210/126Transients G10K2210/127Underwater acoustics G10K2210/128Vehicles G10K2210/1281Aircraft G10K2210/1282Automobiles G10K2210/12821Rolling noise Wind and body noise G10K2210/12822Exhaust pipes or mufflers G10K2210/1283Trains, trams or the like G10K2210/129Vibration G10K2210/1291Anti-Vibration-Control G10K2210/30Means G10K2210/301Computational G10K2210/3011Single acoustic input G10K2210/3012Algorithms G10K2210/3013Analogue G10K2210/3014Adaptive noise equalizers [ANE] G10K2210/3015Averaging G10K2210/3016Control strategies G10K2210/3017Copy G10K2210/3018Correlators G10K2210/3019Cross-terms between multiple in's and out's G10K2210/3021Eigenfrequencies Eigenvalues G10K2210/3022Error paths G10K2210/3023Estimation of noise G10K2210/30231Sources G10K2210/30232Transfer functions G10K2210/3024Expert systems G10K2210/3025Determination of spectrum characteristics G10K2210/3026Feedback G10K2210/3027Feedforward G10K2210/3028Filtering G10K2210/30281Lattice filters G10K2210/3029Fuzzy logic Genetic algorithms G10K2210/3031Hardware G10K2210/3032Harmonics or sub-harmonics G10K2210/3033Information contained in memory G10K2210/3034Integrators G10K2210/3035Models G10K2210/30351Identification of the environment for applying appropriate model characteristics G10K2210/3036Modes G10K2210/3037Monitoring various blocks in the flow chart G10K2210/3038Neural networks G10K2210/3039Nonlinear G10K2210/30391Resetting of the filter parameters or changing the algorithm according to prevailing conditions G10K2210/3041Offline G10K2210/3042Parallel processing G10K2210/3043Phase locked loops [PLL] G10K2210/3044Phase shift G10K2210/3045Multiple acoustic inputs, single acoustic output G10K2210/3046Multiple acoustic inputs, multiple acoustic outputs G10K2210/3047Prediction G10K2210/3048Pretraining G10K2210/3049Random noise used G10K2210/3051Sampling G10K2210/3052Simulation G10K2210/3053Speeding up computation or convergence, or decreasing the computational load G10K2210/3054Stepsize variation G10K2210/3055Transfer function of the acoustic system G10K2210/3056Variable gain G10K2210/3057Variation of parameters to test for optimisation G10K2210/321Physical G10K2210/3211Active mounts for vibrating structures with means to actively suppress the vibration G10K2210/3212Actuator details G10K2210/32121Fluid amplifiers G10K2210/3213Automatic gain control [AGC] G10K2210/3214Architectures G10K2210/3215Arrays G10K2210/3216Cancellation means disposed in the vicinity of the source G10K2210/3217Collocated sensor and cancelling actuator G10K2210/3218Filters other than the algorithm-related filters G10K2210/3219Geometry of the configuration G10K2210/3221Headrests, seats or the like, for personal ANC systems G10K2210/3222Manual tuning G10K2210/3223Materials G10K2210/3224Passive absorbers G10K2210/3225Radio or other sources used in ANC for transfer function estimation Means to avoid interference between desired signals G10K2210/3226Sensor details G10K2210/3227Resonators G10K2210/32271Active resonators G10K2210/32272Helmholtz resonators G10K2210/3228Shunts G10K2210/3229Transducers G10K2210/32291Plates or thin films G10K2210/50Miscellaneous G10K2210/501Acceleration G10K2210/502Ageing G10K2210/503Diagnostics Stability Alarms Failsafe G10K2210/504Calibration G10K2210/505Echo cancellation G10K2210/506Feedback G10K2210/507Flow or turbulence G10K2210/508Reviews on ANC in general G10K2210/509Hybrid, i.e. combining different technologies G10K2210/51Improving tonal quality G10K2210/511Narrow band G10K2210/512Wide band