| D-HEMTs |
| Damascene integration |
| Damper Winding |
| Damping |
| Dams |
| Daniel E. Noble Memorial Award Committee |
| Dark current |
| Dark states |
| Darmstadtium |
| Dash |
| Data Acquisition |
| Data Aggregation |
| Data Analytics |
| Data assimilation |
| Data Breach |
| Data buses |
| Data Center |
| Data Center Design |
| Data Center Power |
| Data Centers |
| Data Collection |
| Data communication |
| Data Compression |
| Data conversion |
| Data Coverters |
| Data Curation |
| Data Dissemination |
| Data encapsulation |
| Data Encryption |
| Data Engineering |
| Data Envelopment Analysis |
| Data flow computing |
| Data gloves |
| Data handling |
| Data Integration |
| Data Integrity |
| Data Intelligence |
| Data Logging |
| Data models |
| Data Plane |
| Data preprocessing |
| Data Privacy |
| Data processing |
| Data Protection |
| Data Relay Satellite |
| Data Science |
| Data Security |
| Data storage systems |
| Data systems |
| Data Systems |
| Data Transfer |
| Data warehouses |
| Database languages |
| Database Machines |
| Database systems |
| Databases |
| Databases |
| Datacasting |
| Dataveillance |
| David Sarnoff Award Committee |
| Daylighting |
| Dc Distribution Systems |
| DC generators |
| DC machines |
| DC motors |
| Dc Power Conversion |
| Dc Power Supplies |
| Dc Power Transmission |
| Dc-ac Power Converters |
| DC-DC power converters |
| Death |
| Debugging |
| Deburring |
| Decentralized Control |
| Decentralized Control |
| Decision Algorithim |
| Decision Analysis |
| Decision And Expert Systems |
| Decision feedback equalizers |
| Decision Support System |
| Decision support systems |
| Decision Support Systems For Real-time Security-related Events |
| Decision Theory |
| Decision trees |
| Decoding |
| Decontamination |
| Deconvolution |
| Decorrelation |
| Decryption |
| Dedicated Short Range Communication |
| Deductive databases |
| Deep Brain Stimulator |
| Deep Learning |
| Deep Level Transient Spectroscopy |
| Deep-space Communications |
| Deepfake |
| Deepwater |
| Defect Control |
| Defense |
| Defense |
| Defense industry |
| Defensive Weaponry |
| Defibrillation |
| Deformable models |
| Degenerative diseases |
| Delamination |
| Delay |
| Delay effects |
| Delay estimation |
| Delay lines |
| Delay systems |
| Delay Systems |
| Delays |
| Delta modulation |
| Delta-sigma modulation |
| Demagnetization |
| Demand forecasting |
| Demand Response |
| Demand-side Management |
| Dematerialization |
| Dementia |
| Demodulation |
| Demultiplexing |
| Dendrites |
| Dendrites (neurons) |
| Denial-of-service Attack |
| Density estimation robust algorithm |
| Density functional theory |
| Density measurement |
| Dentistry |
| Dependability |
| Dependability Management |
| Dermatology |
| Description Logic |
| Design Automation |
| Design automation |
| Design Engineering |
| Design for disassembly |
| Design for experiments |
| Design For Manufacture |
| Design for quality |
| Design for testability |
| Design methodology |
| Design methodology |
| Design Of Experiments (DOE) |
| Design optimization |
| Design Productivity |
| Design Standards |
| Design Tools |
| Desktop Based Virtual Reality |
| Detection algorithms |
| Detection Systems |
| Detectors |
| Developing Countries |
| Developmental Neuroscience |
| Device |
| Device Drivers |
| Device Reliability |
| Device Wearout |
| Device-to-device Communication |
| Dew Computing |
| DH-HEMTs |
| Diabetes |
| Diagnostic expert systems |
| Diagnostic radiography |
| Diagnostic Tools |
| Diakoptics |
| Diamagnetic Materials |
| Diamond |
| Diamond-like carbon |
| Die casting |
| Dielectric Breakdown |
| Dielectric Coolant |
| Dielectric devices |
| Dielectric Elastomer |
| Dielectric Elastomer Actuators |
| Dielectric Elastomers |
| Dielectric films |
| Dielectric Liquids |
| Dielectric loss measurement |
| Dielectric losses |
| Dielectric materials |
| Dielectric Measurement |
| Dielectric measurements |
| Dielectric resonator antennas |
| Dielectric substrates |
| Dielectric thin films |
| Dielectrics |
| Dielectrics |
| Dielectrics and Electrical Insulation Society |
| Dielectrophoresis |
| Difference engines |
| Difference equations |
| Differential algebraic equations |
| Differential amplifiers |
| Differential phase shift keying |
| Differential Privacy |
| Differential quadrature phase shift keying |
| Diffraction gratings |
| Diffserv networks |
| Diffusion bonding |
| Diffusion processes |
| Diffusion tensor imaging |
| Digestive system |
| Digital Agriculture |
| Digital alloys |
| Digital arithmetic |
| Digital audio broadcasting |
| Digital audio players |
| Digital cameras |
| Digital Circuit Techniques |
| Digital Circuits |
| Digital Communication |
| Digital Computers |
| Digital Control |
| Digital Control |
| Digital Divide |
| Digital Ecosystems |
| Digital elevation models |
| Digital filters |
| Digital Forensics |
| Digital images |
| Digital integrated circuits |
| Digital Libraries |
| Digital magnetic recording |
| Digital Microfluidic Biochips |
| Digital modulation |
| Digital multimedia broadcasting |
| Digital Multimedia Broadcasting (DMB) |
| Digital Preservation |
| Digital printing |
| Digital Radio Mondiale |
| Digital recording |
| Digital Relays |
| Digital Rights Management |
| Digital Senses |
| Digital Signal Processing |
| Digital Signal Processing |
| Digital signal processing chips |
| Digital Signal Processor (dsp) |
| Digital signal processors |
| Digital signatures |
| Digital simulation |
| Digital Storage |
| Digital systems |
| Digital Television (DTV) |
| Digital video broadcasting |
| Digital Video Broadcasting (DVB) |
| Digital-analog Conversion |
| Digital-controlled oscillators |
| Digital-to-frequency converters |
| Dimensionality Reduction |
| Dinosaurs |
| Diode And Transistor Temperature Sensors |
| Diode Lasers |
| Dip coating |
| Dipole antennas |
| Direct Sequence Spread Spectrum Communication |
| Direct-sequence code-division multiple access |
| Directed Acyclic Graph |
| Direction of arrival estimation |
| Direction-of-arrival Estimation |
| Directional Antennas |
| Directional couplers |
| Directive antennas |
| Disabled |
| Disaster Detection |
| Disaster Management |
| Disaster Prediction |
| Disaster Prevention |
| Disaster Response |
| Discharge Lamps |
| Discharges |
| Discharges (electric) |
| Discrete Cosine Transform |
| Discrete cosine transforms |
| Discrete event simulation |
| Discrete event systems |
| Discrete Fourier Transform |
| Discrete Fourier transforms |
| Discrete time systems |
| Discrete transforms |
| Discrete wavelet transforms |
| Discrete-event systems |
| Discrete-time Systems |
| Discussion forums |
| Diseases |
| Disinformation |
| Disk drives |
| Disk recording |
| Dispatching |
| Dispersion |
| Displacement control |
| Displacement measurement |
| Displacement Transducers |
| Display Systems |
| Displays |
| Disposal |
| Disruption tolerant networking |
| Disruptive Innovation |
| Disruptive Technologies |
| Dissolved Gas Analysis |
| Distance measurement |
| Distillation equipment |
| Distortion |
| Distortion measurement |
| Distributed algorithms |
| Distributed amplifiers |
| Distributed Bragg reflectors |
| Distributed Computing |
| Distributed computing |
| Distributed control |
| Distributed databases |
| Distributed decision making |
| Distributed Denial-of-service Attack |
| Distributed Energy Resources |
| Distributed feedback devices |
| Distributed File Systems |
| Distributed Generation |
| Distributed Generation |
| Distributed information systems |
| Distributed Learning Environments |
| Distributed Ledger |
| Distributed Management |
| Distributed Parallel Architecture |
| Distributed parameter circuits |
| Distributed Parameter Systems |
| Distributed power generation |
| Distributed Processing |
| Distributed Sensor Networks |
| Distributed vision networks |
| Distribution Automation |
| Distribution functions |
| Distribution strategy |
| Disturbance Observers |
| Diversity methods |
| Diversity reception |
| Diversity Schemes |
| Division Directors' Forum |
| Dmtf |
| Dmtf Standards |
| DNA computing |
| Document delivery |
| Document handling |
| Document Image Analysis |
| Document image processing |
| Documentation Standards |
| Dogs |
| Domain Name System |
| Domain specific languages |
| Domestic safety |
| Doped fiber amplifiers |
| Doping |
| Doping profiles |
| Doppler Measurement |
| Doppler measurements |
| Doppler shift |
| Dosimetry |
| Double heterojunction bipolar transistors |
| Double-gate FETs |
| Doubly Fed Induction Generators |
| Download Speed |
| Drag |
| Drain avalanche hot carrier injection |
| DRAM chips |
| Drilling |
| Drilling machines |
| Driver Assistance Systems |
| Driver circuits |
| Drives |
| Drones |
| Drug Delivery |
| Drug Design |
| Drugs |
| Dry etching |
| Dtv Transition |
| Dual band |
| Ducts |
| Dust Networks |
| Dusty Plasmas |
| Dvb/dmb |
| DVD |
| Dynamic compiler |
| Dynamic range |
| Dynamic scheduling |
| Dynamic Spectrum Access |
| Dynamic voltage scaling |
| Dynamometers |
| Dysprosium |
| Dysprosium Compounds |