Inventor

Michael A. Ramalho

Inventor

Sarasota, FL, US

Overview

1999–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 56 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Lprimary

H04LTransmission of digital information, e.g. telegraphic communication31%

H04BTransmission12%

H04MTelephonic communication12%

H04NPictorial communication, e.g. television11%

H04WWireless communication networks10%

G10LSpeech analysis techniques or speech synthesis7%

G06FElectric digital data processing5%

H04JMultiplex communication3%

H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers3%

H04SStereophonic systems2%

PatentTitleYear

11,070,941Systems and methods for providing proximity as a service in a heterogeneous network of independent system components2021 11,005,521Efficient handling of clock offset in spread spectrum decoders2021 10,825,460Audio fingerprinting for meeting services2020 10,673,580Techniques for informing communications networks of desired packet transport treatment2020 10,630,749Timely delivery of real-time media problem when TCP must be used2020 10,601,459Efficient handling of clock offset in spread spectrum decoders2020 10,530,417Spread spectrum acoustic communication techniques2020 10,396,846Adaptive decoding of spread spectrum signals using multiple correlator peaks2019 10,354,660Audio frame labeling to achieve unequal error protection for audio frames of unequal importance2019 10,306,181Large scale media switching: reliable transport for long term reference frames2019 10,284,484Accelerated ramp up for delay-based rate adaptation2019 10,263,732Self-describing error correction of consolidated media content2019 10,158,684Challenge-response proximity verification of user devices based on token-to-symbol mapping definitions2018 10,141,973Endpoint proximity pairing using acoustic spread spectrum token exchange and ranging information2018 10,003,434Efficient error correction that aggregates different media into encoded container packets2018 10,003,377Spread spectrum acoustic communication techniques2018 9,948,561Setting delay precedence on queues before a bottleneck link based on flow characteristics2018 9,667,686'System and method for improving audio quality during web conferences over low-speed network connections'2017 9,591,148'Detecting proximity of devices based on transmission of inaudible sound signatures in the speech band'2017 9,559,805'Self-describing error correction of consolidated media content'2017 9,426,335'Preserving synchronized playout of auxiliary audio transmission'2016 9,363,480'Obtaining replay of audio during a conference session'2016 9,351,024'Managing the bandwidth of a communication session'2016 9,237,226'Controlling echo in a wideband voice conference'2016 9,088,530'Maximizing bottleneck link utilization under constraint of minimizing queuing delay for targeted delay-sensitive traffic'2015 9,083,776'Echo mitigation in a conference call'2015 9,025,779'System and method for using endpoints to provide sound monitoring'2015 9,009,040'Training a transcription system'2015 8,948,058'System and method for improving audio quality during web conferences over low-speed network connections'2015 8,929,263'Echo mitigation in the presence of variable delays due to adaptive jitter buffers'2015 8,923,509'Controlling echo in a wideband voice conference'2014 8,838,828'Managing the bandwidth of a communication session'2014 8,655,156'Auxiliary audio transmission for preserving synchronized playout with paced-down video'2014 8,600,750'Speaker-cluster dependent speaker recognition (speaker-type automated speech recognition)'2013 8,582,465'System and method for facilitating network performance analysis'2013 8,484,331'Real time protocol packet tunneling'2013 8,462,675'Echo mitigation in the presence of variable delays due to adaptive jitter buffers'2013 8,428,247'Echo mitigation in a conference call'2013 8,300,667'Buffer expansion and contraction over successive intervals for network devices'2012 8,280,052'Digital signature of changing signals using feature extraction'2012 8,238,548'Controlling echo during double-talk in a voice conference'2012 8,126,160'Use of non-audible band to relay information for echo cancellation in a distributed media system'2012 8,116,776'Mobile communication handoff between heterogeneous networks'2012 8,018,917'System and method for facilitating network performance analysis'2011 7,930,386'Network discovery and dynamic adaptation of insufficient QoS resources'2011 7,929,422'Method of moving a transport connection among network hosts'2011 7,852,999'Classifying signals at a conference bridge'2010 7,814,151'Wirelessly-enabled identification of digital media generated at an event'2010 7,633,879'Method and apparatus for discovering the incoming media path for an internet protocol media session'2009 7,602,817'Low deviation field modulation for transfer of information'2009 7,483,701'System and method for handling media in a seamless handoff environment'2009 7,408,918'Methods and apparatus for lossless compression of delay sensitive signals'2008 7,328,015'Multiple personality telephony devices'2008 7,284,068'Technique for providing multi-homing capability in data networks'2007 6,999,763'Multiple personality telephony devices'2006 5,913,186'Discrete one dimensional signal processing apparatus and method using energy spreading coding'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999Based in Wall, NJ, US· patent location history

2006–2008Based in Wall Township, NJ, US· patent location history

2007–2021Patents assigned to CISCO TECH INC (54)· patent assignee history

2009–2016Based in Sarasota, FL, US· patent location history

2012–2015Patents assigned to RAMALHO MICHAEL A (16)· patent assignee history

2012–2015Patents assigned to FRAUENTHAL JAMES C (6)· patent assignee history

2012–2014Patents assigned to AKGUL TANKUT (2)· patent assignee history

2012–2014Patents assigned to BEGEN ALI C (2)· patent assignee history

2016–2021Based in Lakewood Ranch, FL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CISCO TECH INC	54	2007–2021
RAMALHO MICHAEL Aself	16	2012–2015
FRAUENTHAL JAMES C	6	2012–2015
AKGUL TANKUT	2	2012–2014
BEGEN ALI C	2	2012–2014

Locations

Location	Patents	Span
Sarasota, Florida, US	30	2009–2016
Lakewood Ranch, Florida, US	21	2016–2021
Wall Township, New Jersey, US	4	2006–2008
Wall, New Jersey, US	1	1999