1
Tommy Y Leung: PC I/O card. Data Trek Corporation, Thomas J Dodd, September 7, 1993: US05242310 (85 worldwide citation)

An I/O card for use in a computer or electrical device having a circuit board encased by a two piece frame and having a connector block securely mounted to the circuit board by the engagement of a pintle in the connector block and a notch in the circuit board.


2
Tommy Y Leung: Connector element and component arrangement for a stackable communications network hub. Asante Technologies, Burns Doane Swecker & Mathis, July 8, 1997: US05645434 (73 worldwide citation)

A connector element and electronic component arrangement in which the connector element cooperates with receiving slots provided in first and second electronic components to electrically connect the components. The connector element includes ground traces and signal traces which are brought into ele ...


3
Tommy Y Leung: Digitally coded electrical supply system. CTS Corporation, John J Gaydos, October 25, 1977: US04055772 (49 worldwide citation)

A digitally coded electrical supply system is provided for the selective control, through a plurality of code transmission conductors, of electrical power through a single power bus to a large plurality of electrical loads. The system includes a number generator for sequentially and cyclically produ ...


4
Tommy Y Leung, Mark A Waldron: Digital signal processor modem. CTS Corporation, Rodger H Flagg, October 28, 1986: US04620294 (41 worldwide citation)

A dual speed, full duplex modem for transmitting and receiving data on a dialed-access telephone line includes a signal processor for storing samples corresponding to a sinusoidal waveform, for selecting samples at intervals determined by the mode in which the modem is operating to synthesize a sign ...


5
Tommy Y Leung: Connector element and component arrangement for a stackable communications network hub. Asante Technology, Burns Doane Swecker & Mathis, October 14, 1997: US05676553 (24 worldwide citation)

A connector element and electronic component arrangement in which the connector element cooperates with receiving slots provided in first and second electronic components to electrically connect the components. The connector element includes ground traces and signal traces which are brought into ele ...


6
Tommy Y Leung: Combined connector for ethernet and modem cables. March 27, 2001: US06206724 (20 worldwide citation)

An electrical connector device for multiple diverse electrical connectors is provided according to embodiments of the invention. The electrical connector device includes two female connectors in the same housing. The two female connectors are of different types and are oriented orthogonal to each ot ...


7
Mark A Waldron, Tommy Y Leung: Multi-speed, full duplex modem. CTS Corporation, Rodger H Flagg, September 1, 1987: US04691342 (14 worldwide citation)

A multi-speed, full duplex modem is disclosed for transmitting and receiving analog signals over a telephone network in communication with a remote modem. The analog signals are converted to digital data for processing by a signal processor and a microcomputer. A bi-directional bus is disposed betwe ...


8
Tommy Y Leung: Network hub interconnection component. Asante Technologies, Burns Doane Swecker & Mathis, March 28, 2000: US06042390 (6 worldwide citation)

A circuit for interconnecting electrical components in a stacked arrangement through the use of connector elements. The connector element can include a connector body having an internal ground plane, and signal lines disposed on the surface at the connector body. The connector element fits into rece ...


9
Tommy Y Leung, Mark Edward Tanner: Network hub interconnection circuitry. Asante Technologies, Burns Doane Swecker & Mathis, March 23, 1999: US05887132 (5 worldwide citation)

A circuit for interconnecting electrical components in a stacked arrangement by the use of connector elements in which a substantially continuous bus is formed by the connector elements and the components to conduct signals between the components in the arrangement. The circuit and arrangement inclu ...


10
Tommy Y Leung: Network hub interconnection circuitry having power reset feature. Asante Technologies, Burns Doane Swecker & Mathis, October 13, 1998: US05822594 (4 worldwide citation)

A circuit for interconnecting electrical components in a stacked arrangement through the use of connector elements. The circuit includes reset circuitry for automatically resetting the power-up sequence of the electrical components in the stack to allow the components to be powered up in any desired ...