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CHANG DONALD C D

Overview
  • Total Patents
    44
  • GoodIP Patent Rank
    178,133
About

CHANG DONALD C D has a total of 44 patent applications. Its first patent ever was published in 2001. It filed its patents most often in United States. Its main competitors in its focus markets telecommunications, digital networks and basic communication technologies are KENINGTON PETER, BLUE DANUBE SYSTEMS INC and SPATIAL DIGITAL SYSTEMS INC.

Patent filings in countries

World map showing CHANG DONALD C Ds patent filings in countries
# Country Total Patents
#1 United States 44

Patent filings per year

Chart showing CHANG DONALD C Ds patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chang Donald C D 44
#2 Lee Juo-Yu 7
#3 Sun Yulan 5
#4 Liu Yuanchang 4
#5 Lu Frank 4
#6 Chen Steve K 4
#7 Chen Steve 3
#8 Chang Jeffrey C 1
#9 Lin Tzer-Hso 1
#10 Lin Michael T S 1

Latest patents

Publication Filing date Title
US2017126297A1 Wavefront multiplexing in passive optical network with remote digital beam forming
US2017201339A1 Enveloping for multilink communications
US2017078501A1 Mobile scanner via private data on cloud
US2015040184A1 Digital enveloping for digital right management and re-broadcasting
US2015009892A1 Active Scattering for Bandwidth Enhanced MIMO
US2014198709A1 Distributed SATCOM aperture on fishing boat
US2014219124A1 Multi-user MIMO via active scattering platforms
US2014161018A1 Multi-user mimo via frequency re-use in smart antennas
US2013321206A1 Interference rejections of satellite ground terminal with orthogonal beams
US2014241239A1 Communications architectures via UAV
US2013223840A1 Resource allocation in PON networks via wave-front multiplexing and de-multiplexing
US2012326925A1 Digital beam-forming apparatus and technique for a multi-beam global positioning system (GPS) receiver
US2012140780A1 Coherent power combining via wavefront multiplexing on deep space spacecraft
US2013071105A1 High speed multi-mode fiber transmissions via orthogonal wavefronts
US2012328036A1 Method and apparatus for channel bonding using multiple-beam antennas
US2012069918A1 Re-configurable array from distributed apertures on portable devices
US2012183295A1 Polarization diversity with portable devices via wavefront muxing techniques
US2012319772A1 Flexible multi-channel amplifiers via wavefront muxing techniques
US2012274499A1 Radar imaging via spatial spectrum measurement and MIMO waveforms
US2012243581A1 Advanced beam-forming technology with cross-polarization cancellation schemes