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| Number | Title | Issue Date |
| 4114069 | Method and apparatus for driving a gas-discharge display panel An improved method and apparatus to shift discharge spots produced in a gas discharge display panel, in accordance with given input information so that said discharge spots may be display-held in a desired display position. The shift operation is performe... | 09/12/1978 |
| 4110664 | Electroluminescent bargraph with integral thin-film transistor control circuitry An electroluminescent bargraph display module is detailed with an integral multi-stage thin-film transistor dynamic shift register disposed upon the module substrate side-by-side with the individually controllable electroluminescent display elements. The ... | 08/29/1978 |
| 4091361 | Noise-immune carrier current actuated control A redundant digital address and function code, received through an a.c. power distribution circuit, is decoded in a carrier current receiver to perform a predetermined control function. A high degree of immunity to spurious signals is achieved by delaying... | 05/23/1978 |
| 4090256 | First-in-first-out register implemented with single rank storage elements A first-in-first-out memory system is described in which the storage array is made up of single rank storage elements. Control logic means provide for sequencing the transfer of data within the storage array such that transfer can occur only between adjac... | 05/16/1978 |
| 4079365 | Group response and indication system A system is provided whereby each person in a group is provided with a response unit comprising push buttons to indicate a response or answer selected from a plurality of possible answers to a question from an interrogater. A memory and indicator unit is ... | 03/14/1978 |
| 4064487 | Receiver and decoder A receiver and decoder is disclosed wherein the receiver may be used as a remote control receiver in conjunction with a transmitter transmitting a carrier modulated with an encoded data train of first and second modulation frequencies for first and second... | 12/20/1977 |
| 4063231 | Visual display apparatus Apparatus for providing a visual display screen of the type formed from a plurality of gas cells wherein electrical voltages are capacitively coupled to selected cells to cause gas ignition and subsequent light emission, and wherein a preselected and repe... | 12/13/1977 |
| 4060801 | Method and apparatus for non-scan matrix addressing of bar displays A method for the non-scanned matrix addressing of bar displays, particularly of the liquid crystal type, for driving all "on" elements of the display to full optical saturation and, hence, achieving uniform brightness and contrast, comprising the steps of... | 11/29/1977 |
| 4051409 | Load and hold system for plasma charge transfer devices A system for loading a plasma charge transfer device and for holding charges applied thereto. Input and transfer electrodes are positioned on opposing walls which define a channel confining an ionizable medium. The electrodes are arranged for the applicat... | 09/27/1977 |
| 4047159 | Data transmission systems A data transmission system for interfacing a computer with a plurality of data sources which are in groups, each group at an individual remote location, comprising local interface apparatus for the computer and remote interface apparatus for each remote l... | 09/06/1977 |
| 4045777 | Remote control transmitter and receiver for use with a television receiver A remote control transmitter and receiver for controlling all of the usual viewer-adjustable functions of a television receiver. A plurality of key/switches permit the viewer to select the channel to be tuned and the function to be controlled. Digital log... | 08/30/1977 |
| 4027197 | Variable bar display tube using insulated electrodes A plasma glow tube for displaying a bar of selectable length comprises an insulating enclosure filled with an ionizable gas. The enclosure may have flat opposing sides, the inside walls of which have conductive electrodes (preferably transparent) deposite... | 05/31/1977 |
| 4020477 | Radio central station alarm system A radio central station alarm system including a central station and a plurality of remote stations for transmitting alarm signals to the central station by means of radio signals. Alarm signals are transmitted repeatedly in a sequence which reduces the p... | 04/26/1977 |
| 4004275 | Self-clocking data entry unit system A self-clocking data entry unit system including a plurality of data entry units connected in seris in a loop which is connected at its ends to a controller. Data bits are provided by the controller flowing in one direction through the loop to each of the... | 01/18/1977 |
| 3987414 | Digital remote control for electronic signal receivers A digital remote control system provides substantially simultaneous actuation of remote functions. Repetitive transmissions of a plurality of remote control instructions and an identifier pattern are compared in an associated remote control receiver to ve... | 10/19/1976 |
| 3984775 | Method of transmitting information by radio The present invention describes a method and apparatus for selectively transmitting information by radio, without causing congestion of transmission frequency bands, even if the number of users who may be called is relatively great. This object is achieve... | 10/05/1976 |
| 3973241 | Information transmission system A remote control system utilizing an alternating signal, in which the duration of the signal is measured with respect to a time frame composed of a succession of adjacent time groups each subdivided into a succession of adjacent time channels. A first ite... | 08/03/1976 |
| 3969717 | Digital circuit to eliminate display flicker A digital circuit has a memory circuit and a logical circuit connected in cascade between first and second delay circuits. The first delay circuit controls an input signal to the digital circuit, so that the delay of the input signal due to a stage or sta... | 07/13/1976 |
