WAVEGUIDE STRUCTURES
Yusheng Bian, Ajey Poovannummoottil Jacob, Steven M Shank
US Patent App. 18/378,788

Non-volatile electro-optical high-bandwidth ultra-fast large-scale memory architecture
Ajey Jacob, Akhilesh Jaiswal
US Patent App. 18/030,380

METHOD OF FABRICATING LEAST DEFECTIVE NON-PLANAR BIPOLAR HETEROSTRUCTURE TRANSISTORS
AP Jacob, RR Kapadia
US Patent App. 18/579,330

Augmented memory computing: a new pathway for efficient ai computations
AP Jacob, A Jaiswal
US Patent App. 18/571,407

Backside optical coupler
S Chandran, AP Jacob, A Jaiswal, R Kudalippalliyalil, S Sunder
US Patent App. 18/430,372

Quantum chip optoelectronic interposer
AP Jacob, AR Jaiswal, R Kudalippalliyalil
US Patent App. 18/684,145

PERIPHERAL CIRCUITS FOR PROCESSING IN-PIXEL
P Beerel, G Datta, AP Jacob, A Jaiswal, Z Yin
US Patent App. 18/545,859

Electro-optical high bandwidth ultrafast differential ram
AP Jacob, AR Jaiswal, R Kudalippalliyalil, S Chandran
US Patent App. 18/281,662

Waveguide structures
Y Bian, AP Jacob, SM Shank
US Patent App. 18/378,788

Non-volatile electro-optical high-bandwidth ultra-fast large-scale memory architecture
A Jacob, A Jaiswal
US Patent App. 18/030,380

Waveguide structures
Yusheng Bian, Ajey Poovannummoottil Jacob, Steven M Shank
US Patent 11822122

Fin-based photodetector structure 
Ajey Poovannummoottil Jacob, Yusheng Bian, Steven Shank
US Patent 11,810,989

Optical fiber coupler having hybrid tapered waveguide segments and metamaterial segments
Bo Peng, Ajey Poovannummoottil Jacob, Yusheng Bian
US Patent 11,782,214

Electro-optic frequency transducer using coupled microdisk resonators
Ramesh Kudalippalliyalil, Sujith Chandran, Akhilesh Jaiswal, Ajey P Jacob
US Patent App. 18/073,321

Sensing scheme for STT-MRAM using low-barrier nanomagnets
Amogh Agrawal, Ajey Poovannummoottil Jacob, Bipul C Paul
US Patent 11,776,60

Magneto-electric sensor for hardware trojan detection
Ajey Jacob, Akhilesh Jaiswal
US Patent App. 17/922,542

Non-planar waveguide structures 
Yusheng Bian, Ajey Poovannummoottil Jacob
US Patent 11,592,617

Reconfigurable optical grating/coupler
Yusheng Bian, Ajey Poovannummoottil Jacob,
US Patent 11,550,200

Optical neuro-mimetic devices
Akhilesh R Jaiswal, Ajey Poovannummoottil Jacob, Yusheng Bian, Michal Rakowski
US Patent 11,537,866

Photodetectors and semiconductor devices
Yusheng Bian, Ajey Poovannummoottil Jacob
US Patent 11,495,700

Optical fiber coupler having hybrid tapered waveguide segments and metamaterial segments
Bo Peng, Ajey Poovannummoottil Jacob, Yusheng Bian
US Patent 11,467,343

Array of integrated pixel and memory cells for deep in-sensor, in-memory computing
Akhilesh Jaiswal, Ajey Poovannummoottil Jacob
US Patent 11,468,146

Electro-optic modulators with stacked layers
Yusheng Bian, Ajey Poovannummoottil Jacob
US Patent 11,415,821

Waveguide-confining layer with gain medium to emit subwavelength lasers, and method to form same 
Yusheng Bian, Ajey Poovannummoottil Jacob
US Patent 11,381,053

Fin-based photodetector structure 
Ajey Poovannummoottil Jacob, Yusheng Bian, Steven Shank
US Patent 11,374,143 

Photonic component with distributed Bragg reflectors
Yusheng Bian, Ajey Poovannummoottil Jacob
US Patent 11,340,403

Photodetectors with adjacent anode-cathode pairs
Yusheng Bian, Michel Rakowski, Won Suk Lee, Asif Chowdhury, Ajey Poovannummoottil Jacob
US Patent 11,329,087

Polarizers based on looped waveguide crossings
Yusheng Bian, Sujith Chandran, Jaime Viegas, Humarira Zafar, Ajey Poovannummoottil Jacob
US Patent 11,320,590

Photodiode
Asif J Chowdhury, Ajey Poovannummoottil Jacob, Yusheng Bian, Michal Rakowski
US Patent 11,322,636

Separate absorption charge and multiplication avalanche photodiode structure and method of making such a structure 
Ajey Poovannummoottil Jacob, Yusheng Bian
US Patent 11,309,447

Multimode waveguide bends with features to reduce bending loss
Yusheng Bian, Ajey Poovannummoottil Jacob
US PATENT 1127520

Optical power splitters including a non-linear waveguide taper 
Sujith Chandran, Yusheng Bian, Jaime Viegas, Ajey Poovannummoottil Jacob
US PATENT 11256030

Photonic transmitter drivers with logic using cascaded differential transistor pairs stepped by supply voltage differences
Jacob Ajey Poovannummoottil, Serunjogi Solomon M, Sanduleanu Mihai Adrian Tiberiu
US PATENT 11239633

Integrated circuits with embedded memory structures and methods for fabricating the same
Jacob Ajey P, Ramanathan Eswar
US PATENT 11233191

Multifunctional metamaterial-based optical device
Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 11227960

Image sensor incorporating an array of optically switchable magnetic tunnel junctions
Jaiswal Akhilesh R, Jacob Ajey Poovannummoottil, Bian Yusheng, Pritchard David C
US PATENT 11226231

Polarization switches including a phase change material
Shank Steven M, Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 11221506

Image sensor incorporating an array of optically switchable magnetic tunnel junctions
Jaiswal Akhilesh R, Jacob Ajey Poovannummoottil, Bian Yusheng, Pritchard David C
US PATENT 11226231

Integrated pixel and two-terminal non-volatile memory cell and an array of cells for deep in-sensor, in-memory computing
Jaiswal Akhilesh, Jacob Ajey Poovannummoottil
US PATENT 11195580 

Fin-based photodetector structure
Jacob Ajey Poovannummoottil, Bian Yusheng, Shank Steven
US PATENT 11177404

Waveguide structures
Bian Yusheng, Jacob Ajey Poovannummoottil, Shank Steven M
US PATENT 11163114

Optical couplers with non-linear tapering
Bian Yusheng, Jacob Ajey Poovannummoottil, Chandran Sujith
US PATENT 11150407

Circuit structure and method for memory storage with memory cell and MRAM stack
Jaiswal Akhilesh R, Jacob Ajey Poovannummoottil, Soss Steven R
US PATENT 11145348

Polarizers with an absorber
Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 11137543

Reconfigurable optical antenna coupler
Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 11126019

Polarizer with multiple evanescently coupled waveguides 
Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 11125944

Polarizers including stacked elements
Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 11105978

Inter-chip and intra-chip communications
Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 11092872

Waveguide absorbers
Bian Yusheng, Jacob Ajey Poovannummoottil, Lee Won Suk
US PATENT 11092743

Laser with a gain medium layer doped with a rare earth metal with upper and lower light-confining features
Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 11088503

Sensing scheme for STT-MRAM using low-barrier nanomagnets
Agrawal Amogh, Jacob Ajey Poovannummoottil, Paul Bipul C
US PATENT 11087814

Waveguide absorbers
Bian Yusheng, Peng Bo, Rakowski Michal, Jacob Ajey Poovannummoottil
US PATENT 11079544

Integrated pixel and three-terminal non-volatile memory cell and an array of cells for deep in-sensor, in-memory computing
Jaiswal Akhilesh, Jacob Ajey Poovannummoottil
US PATENT 11069402

Trench-based optical components for photonics chips
Meagher Colleen, Nummy Karen, Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 11067751

Waveguides with cladding layers of gradated refractive index
Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 11067749

Waveguide structures
Jacob Ajey Poovannummoottil, Dahlem Marcus V S, Zafar Humaira, Khilo Anatol, Chandran Sujith
US PATENT 11061186

Non-volatile memory element arrays in a wheatstone bridge arrangement
Jacob Ajey Poovannummoottil, Agrawal Amogh
US PATENT 11056535

Waveguide couplers providing conversion between waveguides
Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 11036003

Micro-ring modulator 
Rakowski Michal, Bian Yusheng, Jacob Ajey Poovannummoottil, Shank Steven M
US PATENT 11029465

Non-planar grating couplers for antennas
Bian Yusheng, Jacob Ajey Poovannummoottil, Rakowski Michal, Peng Bo
US PATENT 11002916 link]

"Apparatus and method for in-memory binary convolution for accelerating deep binary neural networks based on a non-volatile memory structure" US PATENT 10997498, Agrawal Amogh, Jacob Ajey Poovannummoottil [link]

"Switchable polarization splitters" US PATENT 10996398, Bian Yusheng, Jacob Ajey Poovannummoottil [link]

"Non-planar waveguide structures" US PATENT 10989877, Bian Yusheng, Jacob Ajey Poovannummoottil [link]

"Optical fiber coupler having hybrid tapered waveguide segments and metamaterial segments" US PATENT 10989876, Peng Bo, Jacob Ajey Poovannummoottil, Bian Yusheng [link]

"Waveguide crossings having arms shaped with a non-linear curvature" US PATENT 10989873, Jacob Ajey Poovannummoottil, Bian Yusheng, Chandran Sujith, Dahlem Marcus [link]

"Waveguide bends with mode confinement" US PATENT 10989872, Bian Yusheng, Jacob Ajey Poovannummoottil [link]

"MRAM device comprising random access memory (RAM) and embedded read only memory (ROM)" US PATENT 10964367, Jaiswal Akhilesh, Jacob Ajey Poovannummoottil, Soss Steven [link]

"Optical fiber coupler structure having manufacturing variation-sensitive transmission blocking region" US PATENT 10955614, Peng Bo, Jacob Ajey Poovannummoottil, Bian Yusheng [link]

"Hybrid wavelength-division multiplexing filters" US PATENT 10942321, Chandran Sujith, Dahlem Marcus, Jacob Ajey Poovannummoottil, Bian Yusheng, Paredes Bruna, Viegas Jaime [link]

"Grating couplers with a silicide mirror" US PATENT 10921526, Bian Yusheng, Jacob Ajey Poovannummoottil [link]

"Semiconductor detectors with butt-end coupled waveguide and method of forming the same" US PATENT 10910503, Bian Yusheng, Jacob Ajey Poovannummoottil [link]

"Switchable and reconfigurable grating couplers" US PATENT 10895689, Bian Yusheng, Jacob Ajey Poovannummoottil [link]

Transverse-electric (TE) pass polarizer
Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 10871614

Semiconductor detectors integrated with Bragg reflectors 
Jacob Ajey Poovannummoottil, Letavic Theodore J, Thomas Abu, Bian Yusheng
US PATENT 10818807

Tunable grating couplers
Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 10816872 

Polarizers with confinement cladding
Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 10816728 

Multimode waveguide bends with features to reduce bending loss 
Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 10816727

Edge couplers for photonics applications
Peng Bo, Bian Yusheng, Jacob Ajey Poovannummoottil, Houghton Thomas, Sahin Asli
US PATENT 10816726

Waveguide intersections incorporating a waveguide crossing
Bian Yusheng, Jacob Ajey Poovannummoottil, Thomas Abu
US PATENT 10816725

Integrated graphene detectors with waveguides 
Jacob Ajey P
US PATENT 10804416

Heterogeneous directional couplers for photonics chips
Bian Yusheng, Jacob Ajey Poovannummoottil, Shank Steven M
US PATENT 10795083 

Bragg gratings with airgap cladding
Jacob Ajey Poovannummoottil, Bian Yusheng, Letavic Theodore, Giewont Kenneth J, Shank Steven M
US PATENT 10795082

FinFET with multilayer fins for multi-value logic (MVL) applications 
Chi Minhwa, Jacob Ajey, Paul Abhijeet
US PATENT 10756213

Backup and/or restore of a memory circuit
Jaiswal Akhilesh Ramlaut, Bhargava Mudit, Lattimore George McNeil
US PATENT 10854291

Read and logic operation methods for voltage-divider bit-cell memory devices
Jaiswal Akhilesh Ramlaut, Bhargava Mudit
US PATENT 10783957

MRAM read and write methods using an incubation delay interval
Jaiswal Akhilesh Ramlaut, Bhargava Mudit
US PATENT 10593397

Electro-optic modulators with stacked layers
Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 10747030

Silicon nitride grating couplers
Jacob Ajey P, Bian Yusheng
US PATENT 10746925

Stacked waveguide arrangements providing field confinement
Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 10746921

Grating couplers with cladding layer(s)
Jacob Ajey Poovannummoottil, Bian Yusheng
US PATENT 10746907

Resistive nonvolatile memory structure employing a statistical sensing scheme and method
Jacob Ajey Poovannummoottil, Agrawal Amogh
US PATENT 10726896 

Waveguide crossings with a non-contacting arrangement 
Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 10718903

Multiple-layer arrangements including one or more dielectric layers over a waveguide
Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 10698159 

Three dimensional optical interconnects 
Jacob Ajey Poovannummoottil, Thomas Abu, Bian Yusheng
US PATENT 10690845

Vertical nanowires formed on upper fin surface
Bentley Steven, Farrell Richard A, Schmid Gerard, Jacob Ajey Poovannummoottil
US PATENT 10685847

Electro-optic modulators with layered arrangements
Bian Yusheng, Jacob Ajey Poovannummoottil, Thomas Abu
US PATENT 10684530

Neuromorphic memory device
Agrawal Amogh, Jacob Ajey Poovannummoottil
US PATENT 10672465

Composite waveguiding structures including semiconductor fins
Bian Yusheng, Thomas Abu, Jacob Ajey Poovannummoottil
US PATENT 10670804

Resistive nonvolatile memory cells with shared access transistors
Jacob Ajey Poovannummoottil, Agrawal Amogh, Paul Bipul C
US PATENT 10665281

Electro-optic modulators with stacked metal, dielectric, and active layers
Bian Yusheng, Jacob Ajey Poovannummoottil, Thomas Abu
US PATENT 10649245

Back-end-of-line blocking structures arranged over a waveguide core
Bian Yusheng, Jacob Ajey Poovannummoottil, Thomas Abu
US PATENT 10649140

Polarizers and polarization splitters phase-matched with a back-end-of-line layer
Bian Yusheng, Jacob Ajey Poovannummoottil, Thomas Abu
US PATENT 10641956

Multiple-layer arrangements using tunable materials to provide switchable optical components
Bian Yusheng, Thomas Abu, Jacob Ajey Poovannummoottil
US PATENT 10585245

Grating couplers with multiple configurations
Jacob Ajey Poovannummoottil, Bian Yusheng
US PATENT 10585219 

Slot assisted grating based transverse magnetic (TM) transmission mode pass polarizer
Jacob Ajey Poovannummoottil, Dahlem Marcus V S, Zafar Humaira, Khilo Anatol, Chandran Sujith
US PATENT 10557989

Magneto-resistive memory structures with improved sensing, and associated sensing methods
Jaiswal Akhilesh, Jacob Ajey P, Paul Bipul C, Taylor William, Shum Danny PakChum
US PATENT 10515679

Integrated circuits having memory cells with shared bit lines and shared source lines 
Paul Bipul C, Jaiswal Akhilesh, Jacob Ajey Poovannummoottil, Taylor William, Shum Danny PakChum
US PATENT 10510392

Integrated circuits including magnetic random access memory structures having reduced switching energy barriers for differential bit operation and methods for fabricating the same
Jacob Ajey Poovannummoottil, Akhilesh Jaiswal
US PATENT 10468456 

Logic-in-memory computations for non-volatile resistive random access memory (RAM) array
Jaiswal Akhilesh R, Jacob Ajey Poovannummoottil
US PATENT 10468084

Integrated circuits with look up tables, and methods of producing and operating the same
Jaiswal Akhilesh, Jacob Ajey Poovannummoottil
US PATENT 10468083

Methods, apparatus, and manufacturing system for forming source and drain regions in a vertical field effect transistor
Jacob Ajey Poovannummoottil, Tran Xuan Anh, Zang Hui, Haran Bala, Kalaga Suryanarayana
US PATENT 10461173 

Stacked elongated nanoshapes of different semiconductor materials and structures that incorporate the nanoshapes
Pawlak Bartlomiej J, Bouche Guillaume, Jacob Ajey P
US PATENT 10453750

Waveguides including a patterned dielectric layer 
Bian Yusheng, Thomas Abu, Jacob Ajey Poovannummoottil, Giewont Kenneth J, Nummy Karen, Stricker Andreas, Peng Bo
US PATENT 10444433

Waveguide bends with field confinement
Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 10436982

Waveguide-to-waveguide couplers with multiple tapers
Bian Yusheng, Jacob Ajey Poovannummoottil, Shank Steven M
US PATENT 10429582

Polarization splitters based on stacked waveguides 
Thomas Abu, Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 10429581

Integrated circuits including magnetic random access memory structures and methods for fabricating the same
Jacob Ajey Poovannummoottil, Akhilesh Jaiswal
US PATENT 10411069

FinFETs for light emitting diode displays
Jacob Ajey P, Banna Srinivasa, Nayak Deepak
US PATENT 10396121

FinFET with multilayer fins for multi-value logic (MVL) applications and method of forming 
Chi Minhwa, Jacob Ajey, Paul Abhijeet
US PATENT 10388790

Light emitting diodes (LEDs) with stacked multi-color pixels for displays
Banna Srinivasa, Nayak Deepak, Jacob Ajey P
US PATENT 10388691

Integrated circuits including magnetic random access memory structures having reduced switching energy barriers for dual bit operation and methods for fabricating the same
Jacob Ajey Poovannummoottil, Akhilesh Jaiswal
US PATENT 10381406

Integrated graphene detectors with waveguides
Jacob Ajey P
US PATENT 10374106

Integrated vertical transistors and light emitting diodes 
Jacob Ajey P, Nayak Deepak K, Banna Srinivasa R
US PATENT 10355043

Graphene contacts on source/drain regions of FinFET devices
Jacob Ajey Poovannummoottil
US PATENT 10325812

Heterogeneous integration of 3D SI and III-V vertical nanowire structures for mixed signal circuits fabrication
Patil Suraj Kumar, Jacob Ajey P
US PATENT 10319642

Light emitting diodes (LEDs) with integrated CMOS circuits
Nayak Deepak, Banna Srinivasa, Jacob Ajey P
US PATENT 10283560

Light emitting diodes
Jacob Ajey P, Banna Srinivasa, Nayak Deepak
US PATENT 10263151

Grating couplers with multiple configurations ,
Jacob Ajey Poovannummoottil, Bian Yusheng
US PATENT 10241269

Light emitting diode structures
Nayak Deepak K, Banna Srinivasa R, Jacob Ajey P
US PATENT 10217900

Vertical field effect transistor formation with critical dimension control
Xie Ruilong, Bentley Steven, Sung Min Gyu, Park Chanro, Soss Steven, Zang Hui, Wu Xusheng, Qi Yi, Jacob Ajey P, Akarvardar Murat K, Adusumilli Siva P, Shu Jiehui, Huang Haigou, Zhang John H
US PATENT 10217846

LEDs with three color RGB pixels for displays
Banna Srinivasa, Nayak Deepak, Jacob Ajey P
US PATENT 10199429

Multiple directed self-assembly material mask patterning for forming vertical nanowires
Bentley Steven, Farrell Richard A, Schmid Gerard, Jacob Ajey Poovannummoottil
US PATENT 10186577

Hybrid grating couplers that overlap via an interconnect structure having a metallization layer
Bian Yusheng, Jacob Ajey Poovannummoottil
US PATENT 10185092