LexDanaLexDanabeta
Inventor

Haralabos Papadopoulos

Inventor
San Jose, CA, US

Overview

42→
Patents
1997–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 42 as inventor

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

H04Bprimary
H04BTransmission31%
H04LTransmission of digital information, e.g. telegraphic communication30%
H04WWireless communication networks26%
H04HBroadcast communication6%
H03MCoding3%
H04JMultiplex communication3%
H01QAntennas, i.e. radio aerials1%
PatentTitleYear
10,965,387Transceiver calibration for large-scale and massive MIMO deployments202110,966,220Method and apparatus for scheduling, load balancing, and pilot-assignments in reciprocity-based MIMO cellular deployments202110,848,214Mechanism and procedure of base station selection based on uplink pilot and distributed user-proximity detection202010,594,459Method and apparatus for extracting large-scale features in propagation channels via non-orthogonal pilot signal designs202010,536,249Uplink pilot reuse and user-proximity detection in wireless networks202010,299,165Method and apparatus for user/base-station signaling and association achieving load balancing across wireless multi-band heterogeneous networks201910,123,326Method and apparatus for resource allocation and for scheduling cellular and coordinated multipoint transmissions in heterogeneous wireless networks201810,110,291Method and apparatus for efficient channel state information dissemination for MU-MIMO transmission schemes based on outdated channel state information201810,003,388Method and apparatus for internal relative transceiver calibration20189,887,757'Method and apparatus for efficient channel state information dissemination for MU-MIMO transmission schemes based on outdated channel state information'20189,876,539Method and apparatus for scalable load balancing across wireless heterogeneous MIMO networks20189,800,284'Method and apparatus for relative transceiver calibration for wireless communication systems'20179,705,579'Transceivers and methods for use in transmitting information in a massive MIMO system'20179,467,214'Method and apparatus for efficient channel state information dissemination for MU-MIMO transmission schemes based on outdated channel state information'20169,344,177'Method and apparatus for the joint design and operation of ARQ protocols with user scheduling for use with multiuser MIMO in the downlink of wireless systems'20169,048,977'Receiver terminal driven joint encoder and decoder mode adaptation for SU-MIMO systems'20158,989,131'Method and apparatus for scheduling and MU-MIMO transmission based on outdated channel state information at the transmitter'20158,972,827'Method and apparatus for the joint design and operation of ARQ protocols with user scheduling for use with multiuser MIMO in the downlink of wireless systems'20158,861,356'Method and apparatus for prioritized information delivery with network coding over time-varying network topologies'20148,855,221'Method and apparatus for iterative receiver structures for OFDM/MIMO systems with bit interleaved coded modulation'20148,787,259'Method for efficient MU-MIMO transmission by joint assignments of transmission architecture, and interference alignment schemes using optimized user-code assignments and power-allocation'20148,705,484'Method for varying transmit power patterns in a multi-cell environment'20148,688,154'Method and apparatus for communicating with blind interference alignment using power allocation and/or transmission architecture'20148,638,746'Method and apparatus for the joint design and operation of scheduling and transmission for downlink multi-user MIMO with reciprocity-based training'20148,625,631'Method and apparatus for pilot-reuse in reciprocity-based training schemes for downlink multi-user MIMO'20148,565,329'Soft output M-algorithm receiver structures with generalized survivor selection criteria for MIMO systems'20138,542,640'Inter-cell approach to operating wireless beam-forming and user selection/scheduling in multi-cell environments based on limited signaling between patterns of subsets of cells'20138,514,961'Method and apparatus for distributed space-time coding in wireless radio networks'20138,451,951'Channel classification and rate adaptation for SU-MIMO systems'20138,327,214'Method and apparatus for the joint design and operation of ARQ protocols with user scheduling for use with multiuser MIMO in the downlink of wireless systems'20128,325,840'Tree position adaptive soft output M-algorithm receiver structures'20128,279,954'Adaptive forward-backward soft output M-algorithm receiver structures'20128,229,443'Method of combined user and coordination pattern scheduling over varying antenna and base-station coordination patterns in a multi-cell environment'20128,194,760'Method and apparatus for distributed space-time coding in wireless radio networks'20128,064,548'Adaptive MaxLogMAP-type receiver structures'20118,059,732'Method and apparatus for wideband transmission from multiple non-collocated base stations over wireless radio networks'20118,027,407'Method and apparatus for asynchronous space-time coded transmission from multiple base stations over wireless radio networks'20116,144,705'Technique for simultaneous communications of analog frequency-modulated and digitally modulated signals using precanceling scheme'20005,991,334'Technique for simultaneous communications of analog frequency-modulated and digitally modulated signals using postcanceling scheme'19995,768,254'Multiple access cellular communication with signal cancellation to reduce co-channel interference'19985,602,836'Multiple access cellular communication with circular interleaving and reduced dropped-packet runlengths'19975,594,720'Multiple access cellular communication with dynamic slot allocation and reduced co-channel interferences'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–1999Based in Cambridge, MA, US· patent location history
2000Based in Allston, MA, US· patent location history
2011–2021Patents assigned to NTT DOCOMO INC (37)· patent assignee history
2011–2020Patents assigned to PAPADOPOULOS HARALABOS (23)· patent assignee history
2011–2015Patents assigned to SUNDBERG CARL-ERIK W (8)· patent assignee history
2011–2018Based in San Jose, CA, US· patent location history
2012–2016Patents assigned to RAMPRASHAD SEAN A (11)· patent assignee history
2012–2016Patents assigned to CAIRE GIUSEPPE (7)· patent assignee history
2015–2021Based in Palo Alto, CA, US· patent location history
2017–2021Based in Los Altos, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NTT DOCOMO INC372011–2021
PAPADOPOULOS HARALABOSself232011–2020
RAMPRASHAD SEAN A112012–2016
SUNDBERG CARL-ERIK W82011–2015
CAIRE GIUSEPPE72012–2016
Locations
LocationPatentsSpan
San Jose, California, US262011–2018
Los Altos, California, US62017–2021
Palo Alto, California, US52015–2021
Cambridge, Massachusetts, US41997–1999
Allston, Massachusetts, US12000