Inventor
Douglas R. Castor
Inventor
Norristown, PA, US
Overview
Patents· 29 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Wprimary
H04WWireless communication networks33%
H04LTransmission of digital information, e.g. telegraphic communication28%
H04BTransmission21%
H05BElectric heating5%
H03MCoding4%
G06FElectric digital data processing3%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use3%
H04JMultiplex communication1%
H04NPictorial communication, e.g. television1%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications1%
PatentTitleYear
10,694,414Method and apparatus for adjusting channel quality indicator feedback period to increase uplink capacity202010,397,803Systems and methods for directional mesh networks with joint backhaul and access link design201910,321,347Method and apparatus for integrating different radio access technologies using carrier aggregation201910,153,870Method and apparatus for operating supplementary cells in licensed exempt spectrum201810,051,624Wireless operation in license exempt spectrum201810,038,501Method and apparatus for reduced flicker visible light communications (VLC)20189,930,558'High frequency radio environmental mapping and system procedures'20189,882,684'Method and apparatus for operating supplementary cells in licensed exempt spectrum'20189,807,782'Method and apparatus for a multi-radio access technology layer for splitting downlink-uplink over different radio access technologies'20179,788,227'Method and apparatus for integrating different radio access technologies using carrier aggregation'20179,722,701'Method and apparatus for discovery and association for visible light communications (VLC)'20179,479,314'Method and apparatus for adjusting channel quality indicator feedback period to increase uplink capacity'20169,419,776'Method and apparatus for operating supplementary cells in licensed exempt spectrum'20169,294,926'Method and apparatus for integrating different radio access technologies using carrier aggregation'20169,295,092'Method and apparatus for a multi-radio access technology layer for splitting downlink-uplink over different radio access technologies'20169,288,525'Inter-device communications using visible light'20169,088,361'Method and apparatus for dimming with rate control for visible light communications (VLC)'20158,996,078'UMTS FDD modem optimized for high data rate applications'20158,787,329'Method and apparatus for adjusting channel quality indicator feedback period to increase uplink capacity'20148,688,054'Wireless communication method and apparatus for adaptively biasing channel quality indicators to maintain a desired block error rate'20148,639,124'Method and apparatus for dimming with rate control for visible light communications (VLC)'20148,295,891'UMTS FDD modem optimized for high data rate applications'20128,094,653'Software parameterizable control blocks for use in physical layer processing'20127,899,016'Physical layer processing for a wireless communication system using code division multiple access'20117,813,312'Method and system for preventing high speed downlink packet access transmissions loss'20107,697,487'Physical layer processing for a wireless communication system using code division multiple access'20107,515,564'Physical layer processing for a wireless communication system using code division multiple access'20097,496,074'Software parameterizable control blocks for use in physical layer processing'20097,492,722'Wireless communication method and apparatus for adaptively biasing channel quality indicators to maintain a desired block error rate'2009Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009–2020Patents assigned to INTERDIGITAL TECH CORP (13)· patent assignee history
2009–2020Based in Norristown, PA, US· patent location history
2012–2018Patents assigned to CASTOR DOUGLAS R (9)· patent assignee history
2014–2016Patents assigned to INTERDIGITAL PATENT HOLDINGS (5)· patent assignee history
2014–2018Patents assigned to KAUR SAMIAN (3)· patent assignee history
2016–2019Patents assigned to INTERDIGITAL PATENT HOLDINGS INC (9)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| INTERDIGITAL TECH CORP | 13 | 2009–2020 |
| CASTOR DOUGLAS Rself | 9 | 2012–2018 |
| INTERDIGITAL PATENT HOLDINGS INC | 9 | 2016–2019 |
| INTERDIGITAL PATENT HOLDINGS | 5 | 2014–2016 |
| KAUR SAMIAN | 3 | 2014–2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Norristown, Pennsylvania, US | 29 | 2009–2020 |