1
Thomas J Mortimer: Apparatus for receiving encoded messages on the screen of a television receiver and for redisplay thereof on the same receiver screen in a readable format. Sanders Associates, Louis Etlinger, Richard I Seligman, January 29, 1980: US04186413 (201 worldwide citation)

A television message system is disclosed wherein encoded data displayed on a small area of a television screen is received by a photosensitive pickup which responds to the encoded data, and including a message processor for storing viewer selected data and processing such data for redisplay on the t ...


2
Royden C Sanders Jr, Martin R Richmond, Alfred J Cann: Satellite communications system incorporating ground relay station through which messages between terminal stations are routed. Sanders Associates, Louis Etlinger, Joseph E Funk, January 16, 1979: US04135156 (158 worldwide citation)

A satellite relay communications system includes a ground relay station arranged so that each message from one subscriber to another is relayed by the satellite relay to the ground relay, processed by the ground relay and then transmitted to the second subscriber by way of the satellite relay. Proce ...


3
Baer Ralph H: Television gaming and training apparatus. Sanders Associates, April 17, 1973: US3728480 (139 worldwide citation)

The present invention pertains to an apparatus and method, in conjunction with standard monochrome and color television receivers, for the generation, display, manipulation, and use of symbols or geometric figures upon the screen of the television receivers for the purpose of training simulation, fo ...


4
George Sebestyen: Precessing display pager. Sanders Associates, Louis Etlinger, Robert K Tendler, August 24, 1976: US03976995 (133 worldwide citation)

A hand held pager is disclosed in which a transmitted message is displayed in alpha/numeric form by a precessing display which moves the received message across the display in a continuous fashion so that the display need be only large enough to present a relatively small portion of the total messag ...


5
Ralph H Baer: Microprocessor interface device. Sanders Associates, Louis Etlinger, Richard I Seligman, September 10, 1985: US04540176 (129 worldwide citation)

A user interface device for interfacing with a microprocessor driving a video display. The device is particularly adapted for the use of small children in interfacing with a microprocessor operating to drive a video game or a personal computer. The device comprises a hand puppet adapted to be worn o ...


6
Ralph H Baer: Television captioning system. Sanders Associates, Louis Etlinger, Richard I Seligman, January 12, 1982: US04310854 (118 worldwide citation)

Captioning of television presentations is achieved by transmitting digital data superimposed on the normal FM sound signal by modulation of an ultrasonic subcarrier and receiving the digital data at a viewer's television receiver by picking up the ultrasonic signal from the television receiver's lou ...


7
Charles R Otey, Burton C Winkler Jr: Secure communications system. Sanders Associates, Richard I Seligman, Louis Etlinger, October 16, 1979: US04171513 (116 worldwide citation)

A privacy communication system is herein disclosed comprising apparatus for digitizing information to be transmitted, apparatus for logically adding a selected pseudo-random digital code to the digitized information, apparatus for removing the pseudo-random code upon reception and apparatus for sync ...


8
Ralph H Baer: Digital video modulation and demodulation system. Sanders Associates, Louis Etlinger, Richard I Seligman, November 23, 1976: US03993861 (97 worldwide citation)

In a television system, a digital video system permits the transmission of data along with the usual television picture. The television picture field includes one or more selectively addressable areas and the data is imprissed on these areas as digital, binary-coded brightness modulations at rates g ...


9
Giles George R, Shuda Donald G, MacDavid Kenneth R: Data modulator employing sinusoidal synthesis. Sanders Associates, November 23, 1971: US3623160 (93 worldwide citation)

Multitone data-transmitting apparatus employing sinusoidal synthesis with harmonic cancellation. A multitone data transmitter employs relative phase displacements between plural digital waveforms all of which are representative of a tone to be transmitted and a weighted summing network for summing t ...


10
Poirier Armand R, Newkirk Terry F: Thin film piezoelectric filter. Sanders Associates, March 2, 1971: US3568108 (90 worldwide citation)

A thin film piezoelectric filter comprises a plurality of coaxially disposed resonators; each having a different but overlapping frequency-amplitude characteristic. The individual resonators are separated from one another by a selectively transmissive structure such that high-frequency acoustic wave ...