Assignee: Xircom, Inc.

Location: ThousandOaks, CA
No. of patents: 23

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Number	Title	Issue Date
6375516	RJ-45 receptacle with stops preventing insertion of RJ-11 plugs An RJ-45 standard modular plug receptacle is defined by walls including a wall defining a plurality of contact wire positions including a pair of outermost contact wire positions. A pair of stops project into the receptacle from a surface of the wall, the...	04/23/2002
6351533	System and method for protecting devices connected to a telephone line The present invention is embodied in a system and method for protecting an electronic device connected to a telephone line. The system includes a detector, sensor and protector. The detector determines a resistance built-in to the telephone line, the sens...	02/26/2002
6317452	Method and apparatus for wireless spread spectrum communication with preamble sounding gap A wireless spread spectrum communication system comprises a spread spectrum transmitter and spread spectrum receiver which communicate according to an over-the-air protocol. The spread spectrum transmitter transmits a burst comprising a preamble followed ...	11/13/2001
6282228	Spread spectrum codes for use in communication A technique for modulating and demodulating CPM spread spectrum signals and variations of CPM spread spectrum signals uses a set of codes or multiple sets of codes that reduce cross-correlation interference. A transmitter divides a signal data stream into...	08/28/2001
6275704	Multiple access communication system with polarized antennas A multiple access communication system comprising a plurality of cells, each cell comprising a plurality of sectors. A base station is located in each cell and has a plurality of antennas. Each antenna covers a sector of the cell and is associated with a ...	08/14/2001
6241550	Connector system An electronic device adapted to be coupled to an information transfer system by means of a conductor including a standard connector having a translucent or transparent body insertable into a receptacle defined by the electronic device, the device includin...	06/05/2001
6229792	Spread spectrum communication system A simple and flexible over-air protocol for use with a mobile telephone system, having hand-held telephones in a microcell or other type of cellular communication system. A method in which user stations communicate with one or more base stations to place ...	05/08/2001
6208627	Signaling and protocol for communication system with wireless trunk A communication system having a wireless trunk for connecting multiple phone lines over wireless communication links to a cellular network comprises a central telephone switch, such as a private branch exchange or key system, connected through one or more...	03/27/2001
6208311	Dipole antenna for use in wireless communications system Improved antennas and antenna systems for use in cellular and other wireless communications systems. A folded mono-bow antenna element is provided which has a substantially omnidirectional radiation pattern in a horizontal plane and shows variation in gai...	03/27/2001
6202209	Personal information device and method for downloading reprogramming data from a computer to the personal information device via the PCMCIA port or through a docking station with baud rate conversion means A personal information device is provided in the form of a PCMCIA card and includes a PCMCIA I/O port that is adapted to be coupled to a PCMCIA port of a computer, a first memory that is directly accessible by the computer via the PCMCIA I/O port, second ...	03/13/2001
6183308	Type III PCMCIA card with integrated receptacles for receiving standard communications plugs A Type III PCMCIA communications card for insertion in a slot in a host computer comprises a housing including a top wall and longitudinal, parallel side walls depending from the top wall, the longitudinal side walls and top wall defining an internal cavi...	02/06/2001
6183307	PC cards with integrated I/O communication receptacles A PC Card is provided which can be inserted in the PCMCIA slot of a host system either right side up or inverted. The card includes a front portion conforming to the PCMCIA Type II thickness standard and a rear portion conforming to the PCMCIA Type III th...	02/06/2001
6169475	System and method for active detection of connection to a network An apparatus and method for detecting a connection to a data transmission network functions by detecting the network signal energy on a network cable while avoiding the problems of excessive power consumption and generation of excessive electrical noise. ...	01/02/2001
6141706	Communication method for redirecting information to another port A method of bootstrapping executable code to a microprocessor controller from a personal computer (PC) via a bidirectional interface, e.g., a standard PC parallel port comprised of an external 25-pin D-shell connector. By bootstrapping its code from the P...	10/31/2000
6115257	PCMCIA card frame, connector and cover assembly A PCMCIA card structure includes a front connector, a frame, a substrate, and a sheet metal cover having a top cover panel. A ground plate having rearwardly extending ground contacts is carried on the upper surface of the connector. The frame includes an ...	09/05/2000
6095851	Status indicator for electronic device An electronic device adapted to be coupled to an information transfer system by means of a conductor including a standard connector having a translucent or transparent body insertable into a receptacle defined by the electronic device, the device includin...	08/01/2000
6026494	Algorithm to reduce power consumption of an auto-negotiating ethernet transceiver A method and apparatus for reducing power consumption of an auto-negotiating ethernet transceiver by enabling a driver for the transceiver to alternate between a typical higher-power energy consumption mode to a lower-power energy consumption mode when a ...	02/15/2000
6011690	PC card with thermal management A PC card comprising a housing including top and bottom cover panels encloses at least one heat-generating circuit component, typically an IC device or package. A heat spreading element, which may be in the form of a copper sheet, is disposed in conductio...	01/04/2000
5984731	Removable I/O device with integrated receptacles for receiving standard plugs A Type III PCMCIA communications card for insertion in a slot in a host computer comprises a housing including a top wall and longitudinal, parallel side walls depending from the top wall, the longitudinal side walls and top wall defining an internal cavi...	11/16/1999
5949085	Ratiometric compensated optical isolation coupler An improved opto-isolator circuit is disclosed. A fixed bias current is induced through a photoemitter of the opto-isolator. A fixed DC voltage is fixed across the sensor of the opto-isolator, whereby any unknown scaling factor in the opto-isolator is sub...	09/07/1999
5940275	PCMCIA card frame connector and cover assembly A PCMCIA card structure includes a front connector, a frame, a substrate, and a sheet metal cover having a top cover panel. A ground plate having rearwardly extending ground contacts is carried on the upper surface of the connector. The frame includes an ...	08/17/1999
5870609	Technique for bootstrapping executable code to an adapter A method of bootstrapping executable code to a microprocessor controller from a personal computer (PC) via a bidirectional interface, e.g., a standard PC parallel port comprised of an external 25-pin D-shell connector. By bootstrapping its code from the P...	02/09/1999
5773332	Adaptable communications connectors An apparatus for conveying signals between a communications card and a signal utilization device or network. In one form, structures are provided for receiving an RJ series plug and for making electrical connection with at the contacts on the plug and con...	06/30/1998

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Assignee: Xircom, Inc.