Patents/Assignees

NIPPON TELEGRAPH AND TELEPHONE CORPORATION

1,988 patents in portfolio

US11810580utility2023
Communication Transmission Device, Method of Voice Fault Detection, and Program
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US11809895utility2023
Control Device, Control Method, and Program
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US11809820utility2023
Language Characteristic Extraction Device, Named Entity Extraction Device, Extraction Method, and Program
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US11809580utility2023
Update Device and Update Method
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US11809525utility2023
List Generation Device, Photographic Subject Identification Device, List Generation Method, and Program
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US11808473utility2023
Action Optimization Device, Method and Program
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US11806213utility2023
Voice Transmission Compensation Apparatus, Voice Transmission Compensation Method and Program
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US11810306utility2023
Motion Classification Model Learning Apparatus, Motion Classification Apparatus, Motion Classification Model Learning Method and Program
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US11811143utility2023
Oam Multiplexing Communication System and Inter-mode Interference Elimination Method
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US11811448utility2023
Optical Communication System, Optical Communication Apparatus and Optical Communication Method
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US11811454utility2023
Local Wavelength Defrag Apparatus, Local Wavelength Defrag Method and Program
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US11811659utility2023
Identification Device and Identification Program
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US11811667utility2023
Prediction Apparatus, Prediction Method and Program
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US11811800utility2023
Traffic Feature Information Extraction Device, Traffic Feature Information Extraction Method, and Traffic Feature Information Extraction Program
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US11812205utility2023
Optical Cross-connect Device, Optical Transmission System, and Optical Transmission Line Connection Error Detection Method
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US11812279utility2023
Wireless Base Station Installation Position Calculation Method and Wireless Base Station Installation Position Calculation System
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US11812292utility2023
Wireless LAN Communication Quality Estimation Method, Wireless LAN Communication Quality Estimation System, Information Collection Device, and Wireless LAN Communication Quality Estimation Device
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US11804900utility2023
Communication Network System
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US11804897utility2023
Multiplex Transmission System and Multiplex Transmission Method
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US11804881utility2023
Radio Base Station and Reception Method at Radio Base Station
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