Create new algorithm and hardware together to minimize resource use for neural networks, deep learning, digital signal processing (DSP), and wireless communication.

• Deep learning based channel estimation processor for 5G millimeter-wave communication systems: TCASI21
  

• Sub-microwatt keyword spotting hardware based on depth-separable convolution neural networks: ISSCC20
  

• Memory-efficient neural network architecture search (NAS): ArXiv19, CVPR20
  

• KTAN: Knowledge Transfer Adversarial Network: IJCNN20

• FPGA based deep learning accelerator: ISLPED19
  

• High-capacity fingerprint recognition system based on dynamic capacity estimation of associative memory: Arxiv17, Biocas18
  

• Recursive synaptic bit reuse for associative memory: DATE17, TVLSI18
  

• Recursive binary neural network training model: TCASI19
  

• Nanowatt 96-channel brain-computer-interface processor, Neural Spike Processor, for motor-intention decoding: DATE17, ESSCIRC18
  

• Spike sorter hardware with Bayesian unsupervised learning: VLSI16 TVLSI19
  

• Informative screening in unsupervised learning for spike sorting: DAC15
  

• Energy- and area-efficient FFT processor: ISSCC11, JSSC12, ESSCIRC17
  

Create novel in and near memory computing architecture for SRAM, DRAM, and NVM. Breaking the memory wall in Von Neumann architecture and also bypassing row-by-row memory access toward single-cycle vector-matrix dot product.

• DIMC, digital in-memory computing SRAM based on approximate arithmetic: ISSCC22
  

• MBIMC, analog-mixed-signal in-memory computing SRAM supporting multi-bit weights and inputs: CICC22
  

• C3SRAM, in-memory computing SRAM based on the capacitive coupling mechanism: ESSCIRC19, JSSC20, DATE21, DAC21, DNT21
  

• A deep neural network accelerator featuring in-memory computing SRAM: Vesti: TVLSI19, Asiloma19; PIMCA: VLSI21
  

• k-nearest neighbor accelerator using in-memory-computing (IMC) SRAM: ISLPED19
  

• XNOR-SRAM, in-memory computing SRAM based on the resistive computing mechanism, achieving over 400 TOPS/W and 5 TOPS/mm2 for a vector-matrix dot product in a 65-nm CMOS: VLSI18, GLSVLSI19, JSSC19
  

Build better machine-learning hardware with the insights from the nature. Artificial cochlear, spiking neural networks, unsupervised learning, and so on.

• Sub-microwatt end-to-end keyword spotting chip with the background noise robustness: ISSCC21, JSSC21
  

• Sub-300-nanowatt always-on spiking neural network: ASSCC20, FIN21
  

• 1-Microwatt voice activity detection chip: ISSCC18, JSSC19
  

• Energy-efficient neuromorphic classifiers on a SNN chip: NECO16
  

• Neuromorphic processor featuring online learning: ISLPED15, VLSI-SOC15, VLSI16, TVLSI19
  

Create the sub-milliwatt and sub-microwatt digital processors via circuit and architecture innovations.

• Metastability error detection and correction (MEDAC): ISSCC20, JSSC21

• CATENA, a sub-0.4-mW 16-core spatial arracy processor (aka coarse-grained reconfigurable array, CGRA): VLSI19, JSSC20
  

• Accelerator architecture: homogeneous vs. heterogeneous: ISCA19
  

• Triggered processing element design: Micro17, Github
  

• Saving leakage in a multi-core processor in NTV: TVLSI16, S3S13
  

• Feedforward leakage self-suppression (FLSL) logic family: SSCL19, MWSCAS19, ISCAS21, ISCAS21
  

• Wide-pulsed-latch pipelining for near threshold voltage processors JSSC17
  

• Body-swapping error correction for non-Von-Neumann architecture VLSI16, TVLSI19
  

• Sparse error detection technique: TVLSI16
  

• Near Threshold Voltage Razor (EDAC): JSSC15
  

• Regenerator based interconnect and clock networks: ISLPED14

• Energy- and area-efficient FFT processor: ISSCC11, JSSC12, ESSCIRC17
  

• Pipeline methodology for NTV processors: DAC11
  

• Cubic-millimeter wireless sensor: ISSCC11
  

• Femtowatt SRAM: ISCAS11
  

• Clock network design for NTV and STV circuits: ISLPED10

• Millimeter-scale sensor system: ISSCC10
  

• Energy-optimal technology selection: ISLPED09
  

• Near-threshold ROM design: CICC08
  

• Power gating for nanowatt processors: TVLSI11, ESSCIRC08
  

• Phoenix processor: VLSI08, JSSC09
  

Create smaller, power-efficient voltage regulators, DC-DC converters, and harvesting power converters.

• Digital LDO for an AMS load: SSCL20

• Single-inductor multiple-output (SIMO) DC-DC converters for ultra-low power SoCs: SSCL21
  

• 48V-to-0.75V DC-DC converter for data-center application: ECCE20
  

• Multi LDO systems with distributed event-driven control: VLSI19, JSSC21
  

• BTWC sizing of a switched-capacitor DC-DC converter: ISLPED18
  

• Synchronous and asynchronous comparator circuits: ISLPED17
  

• Digital LDO based on event-driven control: ISSCC16, ISSCC17, VLSI18, SSCL18
  

• Tripple-mode energy harvesting DC-DC converter: JSSC17
  

• Hybrid switched-capacitor and LDO DC-DC converter: VLSI09
  

• Picowatt 2-transistor voltage reference (2T-Vref): JSSC12
  

Hardware X Security

• Detection-driven protection of physical attack: VLSI21
  

• Ultra-compact and robust PUF based on analog circuits: JSSC16
  

• Technique to transform SRAM to analog PUF: JSSC18
  

• Machine-learning based blacklisting against CLKSCREW attacks: ISLPED18
  

• High energy-efficiency AES accelerator: VLSI19
  

Revive analog computing for scientific computing.

• Hybrid analog digital computer chip in a 65 nm process: ESSCIRC15, JSSC16, Spectrum18
  

• Solving linear algebra problems in the hybrid analog digital computer: ISCA16
  

• Solving nonlinear partial differential equations in the hybrid analog digital computer: Micro17
  

Explore new thermal sensors, aging sensors, and related hardware and software stacks for dynamic management.

• Sub 300-um2 on-chip temperature sensor: ISSCC14 JSSC15
  

• Sub 50-um2 on-chip temperature sensor: CICC15, JLPEA16, MWSCAS17
  

• Technique to transform SRAM to a temperature sensor: CICC17, JSSC18
  

• Technique to transform SRAM to a stochastic ADC: SSCL19
  

• Technique to place miniature temperature sensors: ISLPED17
  

• In-situ and in-field aging monitoring for a pipeline: DAC14
  

• In-situ and in-field aging monitoring for SRAM: ISSCC15, TVLSI18, ESSCIRC16, IRPS18