Daniel R Schroeder: Microprocessor reset system. Motorola, Phillip H Melamed, November 25, 1986: US04625274 (54 worldwide citation)

A wireless telephone communication system 10 is provided in which a portable unit 12 communicates with a base unit 11 over a wireless (radio) communication link 15. Access to a telephone network 15b by the portable unit 12, via the base unit 11, is permitted when the base and portable units have cor ...

Kenneth P Weiss, Mario F DeRango, Daniel R Schroeder, Leslie D Mutz, Brian W Lacy, Mark D Chapman: Transceiver self-diagnostic testing apparatus and method. Motorola, Darleen J Stockley, August 9, 1994: US05337316 (52 worldwide citation)

The present invention includes an apparatus and a method for transceiver self-diagnostic testing in a communication system. A feedback unit (228, 326) is utilized that allows performance of a loopback test independent of a transmit frequency to receive frequency difference without undue proliferatio ...

Daniel R Schroeder: Automatic IF selectivity for radio receiver system. Motorola, James S Pristelski, James W Gillman, September 28, 1982: US04352208 (36 worldwide citation)

A microprocessor controlled radio receiver system for switching bandwidths of an intermediate frequency stage from a normally scanning mode using a relatively narrow bandwidth to a second mode using a relatively wide bandwidth automatically when there are no interfering signals from adjacent channel ...

Daniel R Schroeder: Address encoding system for portable battery-operated devices. Motorola, Phillip H Melamed, March 15, 1988: US04731813 (15 worldwide citation)

A two-way radio communications system includes a battery-operated portable unit and a base unit having a receptacle for receiving the portable unit when the portable unit is not in use. A security circuit in each unit allows communication with other units only upon the reception of an address code c ...

Wayne C Kramer, Daniel R Schroeder, Hans R Merz, Gerald W Ballard, Robert R Kornowski, Jang Hun Yeh, James K Gehrke: Optical interconnect system with layered lightpipe. Motorola, Fitch Even Tabin & Flannery, January 11, 2005: US06842571 (9 worldwide citation)

An optical interconnect system includes a stacked arrangement of optical lightpipe layers, one layer assigned to each emitter of the system. The various optical lightpipe layers are designed to provide the same level of light to each receptor of the system. The optical lightpipe layers are very thin ...

Henrick A Zabawski, Robert R Kornowski, Chong S Kim, Chris L Tsakiridis, Daniel R Schroeder, Matthew A Stahl: Light source housing apparatus and method of manufacture. Lumex, Pauley Petersen Kinne & Fejer, September 14, 1999: US05951152 (8 worldwide citation)

An apparatus and method of manufacture for a light source housing apparatus. The housing is insert molded around a plurality of electrically separated leads and defines a cavity. A portion of each lead is exposed along a bottom surface of the housing. Two or more leads have terminal portions near a ...


James K Gehrke, Daniel R Schroeder, Robert R Kornowski: Cable and connector system for optical and electrical signals. Motorola, Fitch Even Tabin & Flannery, June 22, 2004: US06752657 (8 worldwide citation)

A connection system for providing multiple modes of electromagnetic connection to a device. This system includes a ribbon cable with a plurality of multi-mode electromagnetic conductors arranged in a serial array, one alongside the other including a central optical conductor disposed between a pair ...

Kin S Lam, Daniel R Schroeder, Jacqueline Mattei, James A Matson, Salvatore Forenza: Rebeccamycin. Bristol Myers Squibb Company, Michelle A Cepeda Kaye, October 27, 1992: US05158938 (7 worldwide citation)

Addition of bromine to the culture medium during fermentation of a rebeccamycin-producing strain of Saccharothrix aerocolonigenes results in production of a new rebeccamycin derivative having advantageous antineoplastic properties.

Donald C Cohlman, Daniel R Schroeder: Dual rate bi-directional switch. Motorola, James W Gillman, Joseph T Downey, November 17, 1981: US04301378 (4 worldwide citation)

A dual rate bi-directional switching system is utilized to control a radio receiver function. An actuator rotates and translates in order to sequentially actuate selected electrical switches which are coupled to a logic circuit by means of two conductors. The logic circuit establishes logic signals ...