Inventor · Santa Clara, CA, US

Ching Yu

51Patents
21h-index
35Co-inventors
88Inventor score

Filing activity: Jan 17, 1992 → Feb 5, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5835719A Apparatus and method for remote wake-up in system having interlinked networks Emerging Cross-Sectional Technologies 162 Expired
US7562366B2 Transmit completion event batching Electricity 93 Active
US7496699B2 DMA descriptor queue read and cache write pointer arrangement Electricity 66 Active
US6049885A Method and apparatus for allowing a remote node to awaken a sleeping node of a network Emerging Cross-Sectional Technologies 65 Expired
US6535489B1 Method and apparatus in a network switch for handling link failure and link recovery in a trunked data path Emerging Cross-Sectional Technologies 65 Expired
US6442137B1 Apparatus and method in a network switch for swapping memory access slots between gigabit port and expansion port Electricity 60 Expired
US6563790B1 Apparatus and method for modifying a limit of a retry counter in a network switch port in response to exerting backpressure Electricity 51 Expired
US6625146B1 Method and apparatus for operating a network switch in a CPU-less environment Electricity 47 Expired
US6504846B1 Method and apparatus for reclaiming buffers using a single buffer bit Electricity 45 Expired
US6463542B1 Power management indication mechanism for supporting power saving mode in computer system Physics 42 Expired
US6070194A Using an index and count mechanism to coordinate access to a shared resource by interactive devices Physics 42 Expired
US6115779A Interrupt management system having batch mechanism for handling interrupt events Physics 35 Expired
US6546010B1 Bandwidth efficiency in cascaded scheme Electricity 32 Expired
US6732184B1 Address table overflow management in a network switch Electricity 26 Expired
US7634584B2 Packet validation in virtual network interface architecture Electricity 26 Active
US6389557B1 Freezing mechanism for debugging Physics 22 Expired
US6477170B1 Method and apparatus for interfacing between systems operating under different clock regimes with interlocking to prevent overwriting of data Electricity 22 Expired
US6725270B1 Apparatus and method for programmably modifying a limit of a retry counter in a network switch port in response to exerting backpressure Electricity 22 Expired
US6345345B1 Data communications device and associated method for arbitrating access using dynamically programmable arbitration scheme and limits on data transfers Physics 21 Expired
US7031305B1 Apparatus and method for programmable memory access slot assignment Electricity 21 Expired
US5247428A Monolithic body type multifunctional computer with slide out keyboard and hidden disk drive Physics 21 Expired
US6731601B1 Apparatus and method for resetting a retry counter in a network switch port in response to exerting backpressure Electricity 19 Expired
US5938728A Apparatus and method for selectively controlling clocking and resetting of a network interface Physics 17 Expired
US6370642B1 Programming the size of a broad-specific boot ROM Physics 14 Expired
US6904043B1 Apparatus and methods for storing and processing header information in a network switch Electricity 14 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.