Inventor
Sam Alex
Inventor
Sunnyvale, CA, US
Overview
Patents· 45 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Bprimary
H04BTransmission38%
H04WWireless communication networks26%
H04LTransmission of digital information, e.g. telegraphic communication24%
H01QAntennas, i.e. radio aerials6%
G01SRadio direction-finding4%
G01CMeasuring distances, levels or bearings1%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications1%
PatentTitleYear
11,057,098Methods of antenna system control in massive MIMO systems202110,715,242Grouping antenna elements to enhanced an antenna array response resolution202010,686,511Simultaneous communication through multiple beams of a wireless node202010,659,114Multi-layered precoding202010,644,766MIMO (multiple-input, multiple-output) inter-stream interference cancellation202010,454,540Zone precoding201910,361,759Zone precoding201910,355,777Adaptive beam aggregation and split transceiver in unmanned vehicles201910,326,513Methods of antenna system control in massive MIMO systems201910,326,500Positional tracking assisted beam forming in wireless virtual reality systems201910,236,968High altitude point to multipoint links201910,236,961Processsing of beamforming signals of a passive time-delay structure201910,181,880Zone precoding201910,148,324Positional tracking assisted beam forming in wireless virtual reality systems201810,084,518MIMO (multiple-input, multiple-output) inter-stream interference cancellation201810,084,517Multi-layered precoding20189,866,286'Positional tracking assisted beam forming in wireless virtual reality systems'20189,853,699Antenna systems and methods for massive MIMO communication20179,768,843'Massive MIMO (M-MIMO) support for heterogeneous networks (HetNets)'20179,496,933'Base station simultaneously servicing legacy cellular and massive multiple-input, multiple-output'20169,407,337'Antenna systems and methods for massive MIMO communication'20169,392,549'Reducing precoder signaling overhead for MIMO communication system'20169,379,790'Cross cell beam persistence in a massive multiple-input, multiple output (MIMO) environment'20169,351,156'Physical layer encryption for MIMO communication networks'20169,294,259'Full duplex system in massive MIMO'20169,210,716'Method and apparatus for managing uplink communication in wireless communication network'20159,148,805'Small cell base station DTX mode'20159,143,376'Efficient tree-based MIMO OFDM detection'20159,125,081'Adaptive cross-radio access technology (RAT) channel assignment'20159,106,280'Pilot design for massive MIMO communication'20159,100,844'Selecting receiver chains of a mobile unit for receiving wireless signals'20159,094,064'Systems and methods for beamforming in a massive MIMO system'20159,026,123'Method and apparatus for managing uplink communication in wireless communication network'20158,867,570'Methods of transmitting pilot tones and data in spatial multiplexing transmission'20148,855,250'Wireless communication system with improved automatic gain control'20148,675,761'Allocating antennas for cyclic delay diversity transmission'20148,515,476'Subscriber station transceiver allocation of groups of subcarriers between a plurality of transceiver antennas'20138,494,466'Selecting receiver chains of a mobile unit for receiving wireless signals'20138,204,527'Subscriber station transceiver allocation of groups of subcarriers between a plurality of transceiver antennas'20128,139,667'Method and apparatus for estimating frequency offset and timing offset of one or more mobile stations'20127,916,774'Method and system for estimating channel of a mobile station in a communication system'20117,859,990'Methods and systems for performing channels estimation in a wireless communication system'20107,852,909'Method and apparatus for estimating frequency offset and timing offset of one or more mobile stations (MSs)'20107,783,293'Method of training a communication system'20107,680,027'Methods and systems for channel estimation in a collaborative multi input multiple output (MIMO) communication system'2010Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2010Patents assigned to BECEEM COMM INC (4)· patent assignee history
2010–2015Based in Santa Clara, CA, US· patent location history
2011–2017Patents assigned to BROADCOM CORP (23)· patent assignee history
2012–2015Patents assigned to ALEX SAM P (6)· patent assignee history
2012–2015Patents assigned to JALLOUL LOUAY (6)· patent assignee history
2014Based in Bangalore, IN· patent location history
2015–2021Based in Sunnyvale, CA, US· patent location history
2018–2020Patents assigned to FACEBOOK INC (12)· patent assignee history
2018–2020Based in Dublin, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BROADCOM CORP | 23 | 2011–2017 |
| FACEBOOK INC | 12 | 2018–2020 |
| ALEX SAM Pself | 6 | 2012–2015 |
| JALLOUL LOUAY | 6 | 2012–2015 |
| BECEEM COMM INC | 4 | 2010 |
Locations
| Location | Patents | Span |
|---|---|---|
| Sunnyvale, California, US | 18 | 2015–2021 |
| Dublin, California, US | 13 | 2018–2020 |
| Santa Clara, California, US | 12 | 2010–2015 |
| Bangalore, IN | 2 | 2014 |