1
Carolyn Heide: Apparatus for exchanging data between a central station and a plurality of wireless remote stations on a time divided commnication channel. Spectrix Corporation, Welsh & Katz, October 14, 1997: US05677909 (325 worldwide citation)

An apparatus is provided for exchanging data between a central station and a plurality of wireless remote stations on a time division multiple access communication channel. The apparatus includes device for receiving access requests from remote stations of the plurality of remote stations during a f ...


2
Sheldon L Gilbert, Carolyn L Heide, Dennis L Director: Reservation-based polling protocol for a wireless data communications network. Spectrix Corporation, March 22, 1994: US05297144 (318 worldwide citation)

A wireless data communications network having a number of users communicating from individual remote stations to a central station over a single optical-infrared channel utilizing a two-stage noncontention-based multiple-access communications protocol. During the first stage of the reservation-based ...


3
Jeffrey Peter Welch, Ellen L Oschmann: Method and apparatus for locating a transmitter of a diffuse infrared signal within an enclosed area. Spectrix Corporation, Welsh & Katz, May 11, 1999: US05903373 (162 worldwide citation)

A method and apparatus is provided of locating a portable remote station transceiving a diffuse infrared communicated signal within an enclosed area containing a plurality of stationary infrared transceivers interconnected with a central controller. The method includes the steps of detecting a parti ...


4
Ellen L Oschmann, Jeffrey Peter Welch: Wireless diffuse infrared LAN system. Spectrix Corporation, Welsh & Katz, March 3, 1998: US05724168 (144 worldwide citation)

A wireless diffuse infrared local area network communication system is provided for enclosed areas. The communication system includes a controller and a substantially omnidirectional infrared transceiver disposed on an inside walls of the enclosed area operatively interconnected with the controller. ...


5
Richard M Lee, Gary T Cromack: Infrared communications network. Spectrix Corporation, Welsh & Katz, March 24, 1992: US05099346 (73 worldwide citation)

An infrared data communications network in which groups of personal computers and associated peripherals may communicate by infrared signals with each other. The system utilizes a error correction and a packet switched protocol which allows any terminal to select communications with any other termin ...


6
Jeffrey Peter Welch, Ellen L Oschmann: Method and apparatus for locating a transmitter of a diffuse infrared signal within an enclosed area. Spectrix Corporation, Welsh & Katz, November 17, 1998: US05838472 (18 worldwide citation)

A method and apparatus is provided of locating a portable remote station transceiving a diffuse infrared communicated signal within an enclosed area containing a plurality of stationary infrared transceivers interconnected with a central controller. The method includes the steps of detecting a parti ...


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Carolyn L Heide: Appareil dechange de donnees entre une station centrale et une pluralite de stations radiophoniques eloignees, Apparatus for exchanging data between a central station and a plurality of wireless remote stations. Spectrix Corporation, Spectrix Corporation, SHAPIRO COHEN, November 30, 1995: CA2189957

An apparatus is provided for exchanging data between a central station (12) and a plurality of wireless remote stations (14) on a time division multiple access communication channel. The apparatus includes mean s for receiving access requests from remote stations of the plurality of remote stations ...


9
Carolyn L Heide: Apparatus for exchanging data between a central station and a plurality of wireless remote stations. Spectrix Corporation, KATZ A Sidney, November 30, 1995: WO/1995/032567

An apparatus is provided for exchanging data between a central station (12) and a plurality of wireless remote stations (14) on a time division multiple access communication channel. The apparatus includes means for receiving access requests from remote stations of the plurality of remote stations ( ...


10
Welch Jeffrey Peter, Oschmann Ellen L: Method and apparatus for locating a transmitter of a diffuse infrared signal within an enclosed area. Spectrix Corporation, KATZ A Sidney, January 8, 1998: WO/1998/000932

A method and apparatus is provided of locating a portable remote station (14) transceiving a diffuse infrared communicated signal within an enclosed area (10) containing a plurality of stationary infrared transceivers (16a) interconnected (18) with a central controller (12). The method includes the ...