1
Leonard Schuchman, Aaron Weinberg, Lloyd Engelbrecht: No-outage GPS/commercial RF positioning system. Stanford Telecommunications, Jim Zegeer, June 6, 1995: US05422813 (222 worldwide citation)

The present invention relates to a no outage GPS/AM position finding system wherein a GPS system having a plurality of satellites transmits time and location data over radio frequency signals to enable a mobile GPS receiver station on the ground to determine its position, and a cellular telephone is ...


2
Aaron Weinberg, Kenneth D Cunningham, Daniel Urban, Matthew S Simmons, Thomas Land, Martin W Tucker: Receiver having for charge-coupled-device based receiver signal processing. Stanford Telecommunications, Jim Zegeer, January 9, 1996: US05483549 (187 worldwide citation)

This invention relates to a novel receiver architecture, the Charge-Coupled-Device Integrated Receiver (IR), which simplifies electronic circuitry requirements and reduce baseband processing rates through efficient signal processing. The focus of this receiver's design is its use of Charge-Coupled-D ...


3
Lloyd Engelbrecht, Aaron Weinberg: Location determination system and method using television broadcast signals. Stanford Telecommunications, Jim Zegeer, April 23, 1996: US05510801 (155 worldwide citation)

A location determination system and method in which mobile receiver units are in an area of at least three fixed commercial television stations, each television station broadcasting standard television signals, including horizontal, vertical and chrominance burst synchronizing signals. The standard ...


4
Aaron Weinberg, Paul M Ebert, Joseph J Fee, Yaroslav Kaminsky, Feisal S Keblawi, Walter C Scales: Spread spectrum communications method and apparatus. The Mitre Corporation, Kenway & Jenney, September 22, 1981: US04291409 (152 worldwide citation)

A method and apparatus employing spread spectrum techniques in a wide bandwidth communications system is disclosed. A plurality of transmitting stations are each equipped to provide a transmission signal representing a pseudo-random coded, phase modulated, message signal. The transmission signal is ...


5
Aaron Weinberg, Kenneth Cunningham, Daniel Urban: Demodulation method and apparatus incorporating charge coupled devices. Stanford Telecommunications, Jim Zegeer, June 30, 1992: US05126682 (101 worldwide citation)

A demodulator apparatus for demodulating a data bearing broadcast signal in the absence of mixers and without incurring quantization errors. The apparatus incorporates a receiver for receiving a broadcast signal and producing therefrom a predetermined intermediate carrier frequency (F.sub.IF), trans ...


6
Aaron Weinberg: Charge-coupled-device based transmitters and receivers. Stanford Telecommunications, Jim Zegeer Esq, September 17, 1996: US05557641 (93 worldwide citation)

A radio transmitter having a source of first signals for radio transmission, includes a modulator for modulating the first signals on an intermediate carrier frequency second signal to produce a third signal. A charge coupled device (CCD) is connected to receive and process the third signal in the a ...


7
Leonard Schuchman, Ronald Bruno, Lloyd Engelbrecht, Aaron Weinberg: Cellular positioning system (CPS). Stanford Telecommunications, Jim Zegeer, August 29, 2000: US06111538 (86 worldwide citation)

Positioning system for locating a mobile body comprising a plurality of earth based spread spectrum (SS) broadcasting stations arranged geographically in a cellular pattern. Each SS broadcasting station include a modulator providing a channel signal structure which is substantially orthogonal with r ...


8
Scott Bierly, Marc Harlacher, Robert Smarrelli, Aaron Weinberg: Integrated beamformer/modem architecture. ITT Manufacturing Enterprises, Edell Shapiro & Finnan, August 21, 2007: US07260141 (78 worldwide citation)

A transceiver employing a steerable phased-array antenna includes a modem architecture in which signals from each antenna element in the array are independently processed down to the individual baseband channel level, and digital beamforming is performed at baseband. The data rate reduction from IF ...


9
Aaron Weinberg: Cost effective geosynchronous mobile satellite communication system. Stanford Telecommunications, Jim Zegeer Esq, December 31, 1996: US05589834 (66 worldwide citation)

A satellite communication system including one or more satellites in geosynchronous orbit and inclined at a predetermined angle greater than 0.degree. relative to earth, a preferred angle being about 28.5.degree. for full earth coverage, there is a constellation of satellites. Each satellite has a m ...


10
Scott Bierly, Marc Harlacher, Aaron Weinberg: Sequential-acquisition, multi-band, multi-channel, matched filter. ITT Manufacturing Enterprises, Jim Zegeer, July 16, 2002: US06421372 (64 worldwide citation)

A parallel digital matched filter is constructed which performs numerous simultaneous correlations of a received spread spectrum signal against various replica offsets of its spreading sequence. This allows for the rapid acquisition of the received signal code phase, and subsequent handoff to tracki ...