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5117070 |
Data transmission control processing system
A data transmission control processing system comprising the steps of easily realizing the reading, writing of the memories of the other terminals coupled with the above described transmission...
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4835346 |
Method and device for fast data transmission through a standard serial link
A device for transmitting data between a transmitter provided with standard software adapted to a serial interface and a standard receiver provided with a serial interface is presented. The device...
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4736074 |
Arrangement for the transmission of data
For the transmission of data between a terminal device, which preferably comprises a personal computer, and a remote subscriber via a transmission link, in particular a teleprinter line, a...
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4697046 |
Teletext signal processing circuit for a teletext receiver
In order to obtain fast and simple processing of a recieved page address (65, 67, 69) into a write command (95) for a multi-page memory (99) of a teletext processing circuit, a page-number memory...
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4677257 |
Telematic system and method of controlling the same
In a telematic system, a plurality of response timings for a page boundary command, a page end command and the like from a sending system are prepared. A proper timing is selected in accordance...
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4575579 |
Editing arrangement for videotex system with public terminals
In public videotex (Btx) terminals, different pages are displayed successively on the screen in the off-line mode (e.g., advertisements and user instructions). To be able to update such off-line...
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RE31942 |
High speed serial scan and readout of keyboards
Relates generally to the production of electrical signals from a keyboard, each key of which is individually operatively associated with a switching device whose activation to electrical conductive...
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4524242 |
Low-cost electronic mail terminal
An electronic mail terminal 10 that includes a keyboard 12, multi-character display 14, thermal printer 22, tape drive 118, and communication and control circuitry. The tape drive and printer mount...
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4511758 |
Reduction of message length in a communication system
In a message communication system and process, a character string with a plurality of characters is encoded into a compact code, which is transmitted to a reception side. At the reception side, the...
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4451697 |
Method for establishing connections between subscriber stations which operate with different transmission procedures by way of signal converters including busy-free control
A method is disclosed for establishing connections from subscriber stations or transmission lines connected to a data exchange system to signal converters. The data exchange system receives...
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4431864 |
Communications system input-output converter
An input-output converter permits the integration of terminals and transmit and receive equipments that operate at given logic voltage levels and character formats into communications system that...
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4395587 |
Method and apparatus for representing characters
A method and apparatus for representing characters employ a printing unit to print symbols which correspond to characters, the characters being represented either by individual printed symbols or...
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4333091 |
Command buffers for electronic code keyer
A system is disclosed for utilizing command buffers in a microprocessor controlled electronic code keyer for storing, rather than text to be transmitted, command strings for keyer operation. The...
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4307265 |
Circuit arrangement for transmitting digital signals between transmitting and/or receiving devices operating with different data transmission procedures and different data formats
A circuit arrangement is provided for the transmission of digital signals between transmitting and/or receiving stations which operate with differing data transmission procedures and with different...
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4300298 |
Apparatus for the production and display of moving pictures
Apparatus for generating and displaying moving pictures in which a combination of a number of locally displaceable picture elements have positions that are variable and/or selectable by a number of...
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4277778 |
Information transmitting system
A system for transmitting information from a plurality of observation stations to a central station, especially for military purposes. Every observation station is equipped with a coder and a code...
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4239933 |
Circuit arrangement for releasing a keyboard store in teleprinters or data printers
A circuit arrangement for releasing a keyboard store in teleprinters or data printers, in which the keyboard store, upon becoming completely full, is blocked with respect to the further input of...
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4209784 |
Processor controlled editor terminal system and method
A character display system including a storage device having a number of lines of storage locations greatly exceeding the number of lines to be displayed, and a processing system preferably...
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4204089 |
Keyboard method and apparatus for accented characters
Keyboard apparatus is described in which a keyboard having dead-keys to enable accented characters to be entered is claimed. A storage means, preferably of read only type, is divided into a number...
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4191848 |
Teletypewriter motor controlling
The first signal transition of a teletypewriter signal triggers a resettable one-shot that activates the motor run switch to turn the teletypewriter motor on for a minimum interval of from two...
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4161623 |
Code generator for text transmission devices
A code generator for text transmission devices emits code characters assigned to subscribers over a trunk line in order to allow a subscriber to be recognized. The code characters are stored in a...
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4107457 |
Transfer terminal with library phrase memory
A data transfer terminal of the type including a keyboard means, a display means and a printer for use in a data center controlled data transfer system. The printer of the data transfer terminal is...
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4072819 |
Circuit arrangement for storing information formed of teletype characters
A circuit arrangement is disclosed for storing messages formed of teletypewriter characters in a teletypewriter system. The teletypewriter system has a reception control which can be supplied with...
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4063029 |
Arrangement for effecting a variable modification of information used to control a printer unit of a teleprinter
An arrangement for effecting a variable modification of information used to control a printer unit of a teleprinter has a first store containing information for basic functions required to control...
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4016365 |
Readout for recording typewriter
A recording typewriter of the type including a memory arranged to record codes corresponding to typed characters as they are typed, and to drive the typewriter to type characters corresponding to...
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4012594 |
Keyboard operated terminal apparatus
A keyboard operated terminal apparatus includes a main memory for storing a number of frames of data, and a display memory for storing a selected frame of such data. The two memories are coupled in...
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4007443 |
Hand-held interactive terminal
An interactive terminal which is capable of complete hand-held operation with total freedom of position and location is provided. The terminal incorporates a self contained full 128-character...
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4004088 |
System for the formulation and transmission of coordinate information to reproduce handwritten items
A device for the transmission of information pertaining to handwriting with a piece of equipment which records the x and y-coordinates of the location of the writing pen. The device transmits the...
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4001814 |
Fixed format message entry device with electronic storage and editing
A fixed format message entry device employs a solid state memory for storing data. A portable keyboard is provided to input data to a display that is packaged with the keyboard and associated...
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3936600 |
Keyboard-printer terminal interface for data processing
An asynchronous buffered interface for interconnecting a data processing apparatus adapted to communicate in serially coded ASCII data format and a terminal comprising a printer and a keyboard,...
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3924722 |
Typewriter with electronic keyboard
The disclosure is directed to a modified IBM Selectric Typewriter which is driven through an electronic circuit and keyboard. The typewriter has electronic means for receiving signals and also for...
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3912863 |
Telegraph transmission apparatus
Waveform generating arrangement in which transitions between mark and space elements in a telegraph signal cause a pulse width modulated representation of a minimal-interference waveform having a...
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3895185 |
Tree counter code simulator
Use of a tree counter for translating, storing and displaying Morse or similar code signals.
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3872460 |
Video layout system
A video display system is disclosed for use in fitting advertising copy or other text matter in a desired final layout prior to typesetting. The original text is read into a video display terminal...
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3867573 |
TRACK TO TRAIN COMMUNICATION SYSTEMS
A transmitter for use in signalling systems for example in track to train communication systems for transmitting information in digital code. The transmitter comprises a plurality of read-only...
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3760163 |
PROGRAMMING DEVICE
A programming device comprising a plurality of code pins each supplying a multiplicity of different kinds of information, a plurality of switches for converting such information into electrical...
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3701945 |
INTEGRATED PUSH BUTTON PANEL FOR CONTROLLING AIRCRAFT INSTRUMENTALITIES
A panel for controlling a plurality of instruments has a centrally disposed numerical keyboard of eleven push buttons and a plurality of digital display means, one display connected with the...
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3676859 |
DATA COMMUNICATION SYSTEM INCORPORATING DEVICE SELECTION CONTROL
A data communication system incorporating control means at the transmitting station for selecting which of several output devices at the receiving station will record the transmitted data....
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3665115 |
STENOGRAPHIC APPARATUS PROVIDING A MAGNETICALLY RECORDED DIGITALLY ENCODED RECORD
An apparatus for producing a magnetically recorded digitally encoded record when interfaced to a conventional key operated stenographic machine, responsive to the operation of such stenographic...
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3654625 |
RAPID SEQUENTIAL INFORMATION RECORD, STORAGE AND PLAYBACK SYSTEM
A rapid sequential information record, storage and playback system has no moving parts aside from electronically active non-mechanical electronic switches. The system may serve as a secondary...
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3624292 |
COMMUNICATION SYSTEM INCLUDING AN ANSWER-BACK MESSAGE GENERATOR AND KEYBOARD
A communication system with a calling station and a called station interconnected by a communications channel, with an answer back message generator and a keyboard at the called station. The...
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3614315 |
CHARACTER REPEAT CIRCUIT
A photoelectric keyboard employing a shutter which is cocked and released upon depression of a key has the information obtained from the shutter supplied to a storage register where it is held...
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3604906 |
VERIFIER FOR SIGNAL CONTROLLED MECHANISM
Apparatus for verifying the operation of mechanisms electrically controlled by operator keyboards which includes delayed electrical sensing of the activation of the mechanisms and alternate...
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3597538 |
MEANS FOR TRANSMITTING STENOTYPE PRODUCED INPUT
Apparatus is provided for the real time communication of data generated by a Stenotype keyboard, a type of data typically represented by the simultaneous actuation of one or more keys. The key...
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3567858 |
APPARATUS FOR CONVERTING SLOW ERRATIC DATA TO HIGH EVEN DATA
Data to be fed into a computer is typed on the keyboard of a modified teleprinter, providing a record. The electrical signals from the teleprinter are stored on a magnetic disc memory. On a...
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3564139 |
CIRCUIT ARRANGEMENT FOR PUSHBUTTON-CONTROLLED ELECTRONIC PARALLEL DELIVERY OF TELEGRAPHIC IMPULSES
A circuit arrangement for the parallel transmission of key-selectable telegraph impulses in which, in response to the actuation of a key, at least one impulse having a duration greater than 2...
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3558820 |
STENOGRAPHIC MACHINE AND SYSTEM
An improved stenographic machine and system is disclosed, and more particularly a machine which enables a stenographer to provide substantially immediately a transcribed record of the information...
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3558821 |
TELEPRINTER DEVICE UTILIZING RECEIVER FORMED FROM ELECTRONIC CIRCUITS
A teleprinter device utilizing a receiver formed from electronic circuits and constructed as a shift register, for use with an electromechanical printing mechanism, and employing a frequency...
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3541232 |
TRANSMISSION DEVICE FOR A START-STOP TELEPRINTER
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3524182 |
DISPLAY SYSTEM
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