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Ramnandan Singh

founder of Sony Pictures Networks India

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Edits on 20 May, 2022
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Pavel Alekseevich
edited on 20 May, 2022
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Known for
Founding Sony Pictures Networks India
Edits on 11 Mar, 2022
"update inverses"
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Golden AI
edited on 11 Mar, 2022
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Founder of
Sony Pictures Networks India
Sony Pictures Networks India
Edits on 14 Dec, 2021
"Remove inverse infobox"
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Golden AI
edited on 14 Dec, 2021
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Patent primary examiner of
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US Patent 7212628 Echo cancellation/suppression and double-talk detection in communication paths
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US Patent 7215762 Method of selecting impedance setting for loop start trunk line
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US Patent 7218730 System and method for analysis and filtering of signals in a telecommunications network
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US Patent 7231037 Active audio compressing in telecommunication
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US Patent 7233658 Flexible ring-tone service
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US Patent 7236463 Transceiver for echo and near-end crosstalk cancellation without loop timing configuration
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US Patent 7236586 Synchronization of echo cancellers in a voice processing system
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US Patent 7242762 Monitoring and control of an adaptive filter in a communication system
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US Patent 7248690 Voice signal clipping circuit and telephone set therewith
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US Patent 7251322 Systems and methods for echo cancellation with arbitrary playback sampling rates
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US Patent 7254129 Wireless phone and wireless communication method
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US Patent 7257223 Splitter assembly for a telecommunications system
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US Patent 7260209 Methods and apparatus for improving voice quality in an environment with noise
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US Patent 7260211 Method and circuit for adapting the impedance of an analog telecommunication connection
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US Patent 7260212 Method and apparatus for subscriber line control circuit
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US Patent 7260213 Telephone echo canceller
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US Patent 7266194 Self-lighting type push button input device
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US Patent 7280654 Modified affine projection algorithm for non-stationary signal
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US Patent 7286663 Asymmetric digital subscriber line system capable of automatically controlling receipt gain and method thereof
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US Patent 7289626 Enhancement of sound quality for computer telephony systems
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US Patent 7295670 Howling suppression device and howling suppression method
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US Patent 7298837 Cross-over voltage lock for differential output drivers
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US Patent 7304961 Echo cancellation device for full duplex communication systems
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US Patent 7307965 Echo cancellation device for full duplex communication systems
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US Patent 7317793 Method and system for providing DC power on local telephone lines
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US Patent 7319748 Device and method for suppressing echo in telephones
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US Patent 7321568 Realtime management of processing resources
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US Patent 7324467 Bridge circuit to suppress echoes in communication devices
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US Patent 7327840 Loudspeaker telephone equalization method and equalizer for loudspeaker telephone
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US Patent 7330544 Digital isolation barrier as interface bus for modems
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US Patent 7333447 Packet voice system with far-end echo cancellation
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US Patent 7333448 Full duplex transceiver
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US Patent 7333476 System and method for operating a packet voice far-end echo cancellation system
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US Patent 7333602 Information entry system
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US Patent 7333603 System and method for adapting an analog echo canceller in a transceiver front end
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US Patent 7333604 Adaptive notification of an incoming call in a mobile phone
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US Patent 7333605 Acoustic echo cancellation with adaptive step size and stability control
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US Patent 7333606 Splitter architecture for a telecommunications system
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US Patent 7336780 Differential signaling transmission circuit
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US Patent 7340050 Apparatus and method for controlling incoming melody
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US Patent 7340051 Power ramp-up in a line-powered network element system
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US Patent 7342937 Spectrally flexible band plans with reduced filtering requirements
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US Patent 7346012 Transceiver with accelerated echo canceller convergence
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US Patent 7346014 System and method for echo cancellation
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US Patent 7349353 Techniques to reduce echo
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US Patent 7355989 Echo canceling method and device for multiplex line
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US Patent 7359372 Method and apparatus for fast change of internet protocol headers compression mechanism
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US Patent 7362855 Subscriber line interface circuitry transceiver
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US Patent 7362856 Subscriber line interface circuitry transceiver
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US Patent 7362857 Subscriber line interface circuitry transceiver
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US Patent 7366118 Echo cancellation
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US Patent 7366295 Telephone signal generator and methods and devices using the same
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US Patent 7366296 Network support for voice path signal strength balancing
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US Patent 7366297 Method and system for converting alternating current to ethernet in-line power
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US Patent 7369502 Intelligent provisioning of DSP channels for codec changes
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US Patent 7369540 Programmable network convergence edge switch
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US Patent 7369546 Method and apparatus for fast DTMF detection
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US Patent 7372947 Message exchange and method for distributing messages in telephone networks
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US Patent 7383041 Apparatus and method for delivery of network-specific codes to a mobile node
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US Patent 7388885 Splitter circuit
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US Patent 7388954 Method and apparatus for tone indication
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US Patent 7391861 Input devices and their use
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US Patent 7392053 Method and apparatus for selective listening in a dynamically configured wireless network
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US Patent 7400719 Subscriber line interface circuitry transceiver
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US Patent 7400720 System and method for optimizing digital subscriber line based services
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US Patent 7403608 Echo processing devices for single-channel or multichannel communication systems
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US Patent 7403610 Echo canceller employing dual-H architecture having split adaptive gain settings
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US Patent 7409055 DTMF Generating assistant
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US Patent 7415107 Telephone call information delivery system
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US Patent 7418096 Voice caller ID
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US Patent 7426269 System and method for identifying a caller using associated sounds
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US Patent 7426270 Method and system for clear signal capture
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US Patent 7428234 Voice-over-IP hybrid digital loop carrier
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US Patent 7428304 Method and apparatus for detecting subscriber alerting signal tones and customer premises equipment alerting signal tones to non-echo canceling modems
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US Patent 7430291 Common mode transmission line termination
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US Patent 7433462 Techniques for improving telephone audio quality
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US Patent 7433464 Communications systems and methods using wireline adapters
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US Patent 7436822 Method and apparatus for the estimation of total transmission delay by statistical analysis of conversational behavior
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US Patent 7436949 Personal ring tone message indicator
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US Patent 7436950 Apparatus and method for real-time power distribution management
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US Patent 7443836 Processing a data packet
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US Patent 7443977 Method and apparatus for a high efficiency line driver
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US Patent 7443978 Method and apparatus for audio coding with noise suppression
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US Patent 7447305 Method and arrangement for filtering of signals
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US Patent 7447306 Signaling device and system
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US Patent 7447307 Unpowered twisted pair loopback circuit for differential mode signaling
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US Patent 7450528 Method and apparatus for performing echo suppression
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US Patent 7450566 Apparatus and method for providing a unified telephony solution
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US Patent 7450574 IP telephony network using a configuration map for organizing sites in a tree-like hierarchy
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US Patent 7450691 Ambient noise cancellation for voice communication device
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US Patent 7450713 Echo canceller employing dual-H architecture having improved non-linear echo path detection
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US Patent 7450714 Echo canceller having improved non-linear processor
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US Patent 7453896 Method and apparatus for longitudinal balance calibration
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US Patent 7454008 System for classifying lists of telephone numbers
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US Patent 7454010 Noise reduction and comfort noise gain control using bark band weiner filter and linear attenuation
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US Patent 7454011 ADSL communication system having echo canceller and method for downloading filter coefficient of the echo canceller
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US Patent 7455304 Telephone quick dialing and re-dialing
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US Patent 7457258 Tunable filter to facilitate communications
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US Patent 7457282 Method and apparatus providing smooth adaptive management of packets containing time-ordered content at a receiving terminal
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US Patent 7457406 Network interface device
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US Patent 7460498 System and method for detecting anomalies along telecommunication lines
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US Patent 7460499 Modulation noise estimation mechanism
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US Patent 7460662 Isolation of transmit and receive signals in full-duplex communication systems
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US Patent 7460663 System and method for distributing network communication signals
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US Patent 7463733 Interference cancellation equipment
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US Patent 7466817 Tone generator device for driving light emitting elements
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US Patent 7466819 System for powering a switch over data communication cabling infrastructure
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US Patent 7468957 Canceller circuit and controlling method
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US Patent 7471788 Echo cancellers for sparse channels
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US Patent 7471931 System and method for controlling transceivers based on a location indicator
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US Patent 7480262 Telephone terminal, telephone system using telephone terminal and control method of telephone terminal
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US Patent 7483529 Installation for distributing digital signals
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US Patent 7486787 Subscriber line interface circuitry with common base audio isolation stage
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US Patent 7489775 Input method using standard numeric keypad
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US Patent 7489776 Facsimile apparatus
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US Patent 7496193 Method for the administration of a subscriber card for mobile telephony equipment of the type with auxiliary reader and embedded system for the implementation of the method
Edits on 1 Dec, 2021
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Golden AI
edited on 1 Dec, 2021
Edits on 1 Dec, 2021
Golden AI profile picture
Golden AI
edited on 1 Dec, 2021
Edits made to:
Infobox (+1 properties)
Infobox
Patent primary examiner of
‌
US Patent 7489776 Facsimile apparatus
Golden AI profile picture
Golden AI
edited on 1 Dec, 2021
Edits made to:
Infobox (+1 properties)
Infobox
Patent primary examiner of
‌
US Patent 7489775 Input method using standard numeric keypad
Golden AI profile picture
Golden AI
edited on 1 Dec, 2021
Edits made to:
Infobox (+1 properties)
Infobox
Patent primary examiner of
‌
US Patent 7486787 Subscriber line interface circuitry with common base audio isolation stage
Golden AI profile picture
Golden AI
edited on 1 Dec, 2021
Edits made to:
Infobox (+1 properties)
Infobox
Patent primary examiner of
‌
US Patent 7483529 Installation for distributing digital signals
Golden AI profile picture
Golden AI
edited on 1 Dec, 2021
Golden AI profile picture
Golden AI
edited on 1 Dec, 2021
Edits made to:
Infobox (+1 properties)
Infobox
Patent primary examiner of
‌
US Patent 7471931 System and method for controlling transceivers based on a location indicator
Golden AI profile picture
Golden AI
edited on 1 Dec, 2021
Edits made to:
Infobox (+1 properties)
Infobox
Patent primary examiner of
‌
US Patent 7471788 Echo cancellers for sparse channels
Golden AI profile picture
Golden AI
edited on 1 Dec, 2021
Edits made to:
Infobox (+1 properties)
Infobox
Patent primary examiner of
‌
US Patent 7468957 Canceller circuit and controlling method
Golden AI profile picture
Golden AI
edited on 1 Dec, 2021
Edits made to:
Infobox (+1 properties)
Infobox
Patent primary examiner of
‌
US Patent 7466817 Tone generator device for driving light emitting elements
Golden AI profile picture
Golden AI
edited on 1 Dec, 2021
Edits made to:
Infobox (+1 properties)
Infobox
Patent primary examiner of
‌
US Patent 7466819 System for powering a switch over data communication cabling infrastructure
Golden AI profile picture
Golden AI
edited on 1 Dec, 2021
Edits made to:
Infobox (+1 properties)
Infobox
Patent primary examiner of
‌
US Patent 7463733 Interference cancellation equipment
Golden AI profile picture
Golden AI
edited on 1 Dec, 2021
Edits made to:
Infobox (+1 properties)
Infobox
Patent primary examiner of
‌
US Patent 7460663 System and method for distributing network communication signals
Golden AI profile picture
Golden AI
edited on 1 Dec, 2021
Edits made to:
Infobox (+1 properties)
Infobox
Patent primary examiner of
‌
US Patent 7460662 Isolation of transmit and receive signals in full-duplex communication systems
Golden AI profile picture
Golden AI
edited on 1 Dec, 2021
Edits made to:
Infobox (+1 properties)
Infobox
Patent primary examiner of
‌
US Patent 7460499 Modulation noise estimation mechanism
Golden AI profile picture
Golden AI
edited on 1 Dec, 2021
Edits made to:
Infobox (+1 properties)
Infobox
Patent primary examiner of
‌
US Patent 7460498 System and method for detecting anomalies along telecommunication lines
Golden AI profile picture
Golden AI
edited on 1 Dec, 2021
Edits made to:
Infobox (+1 properties)
Infobox
Patent primary examiner of
‌
US Patent 7457406 Network interface device

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