Equipment for reproduction of alphanumerical data
First Claim
1. A television receiver comprising:
- (a) display means for displaying a color image;
(b) character generation means capable of being operatively coupled at video frequencies to said display means;
(c) a keyboard for inputting coded data signals corresponding to characters and control signals corresponding to commands by remote control;
(d) random access memory (RAM) means for non-volatilely storing data signals, and(e) control means connected to said keyboard, said RAM means, and said character generation means, said control means comprising means for decoding coded data signals received from said keyboard, means for storing decoded data signals in said RAM means, means for sending said decoded data signals to said character generation means, means for sending format control signals received from said keyboard to said character generation means for displaying characters corresponding to said data signals received from said keyboard and formatting said characters in accordance with said format control signals, means for reading data signals stored in said RAM means, buffer means for temporarily storing data signals read from said RAM means, means for sending said data signals stored in said buffer means to said character generation means for displaying characters corresponding to said data signals, and means for controlling the operating mode of said television receiver in response to mode control signals received from said keyboard,wherein said television receiver is placed in a first operational mode in which said character generation means is coupled to said keyboard for displaying a picture comprising formatted characters corresponding to data signals directly input by way of said keyboard and stored in said RAM means in response to first mode control signals and in a second operational mode in which said character generation means is coupled to said RAM means for displaying a picture comprising formatted characters corresponding to stored data signals read-out from said RAM means in response to second mode control signals.
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Abstract
The invention relates to a television set provided with a alphanumerical display device for displaying on the television screen (6), as an alternative to the received video picture, another complete picture constituted by alphanumerical data which can comprise all the letters in the alphabet, the numbers from 0 to 9 and graphic symbols.
The invention also relates to a receiver provided with color picture display means for displaying, following a control from the user, a calendar data constituted by at least one of the said colour pictures and composed of alphanumerical characters.
The invention also relates to a receiver for receiving radioelectric signals which is provided with an alphanumerical character display device in which the tuning of a radioelectric signal takes place by means of a message from the user composed of alphanumerical characters and representative of the station which transmits the said radioelectric signal.
The invention relates furthermore to a receiver comprising reproducer means for reproducing on a display screen, or reproducer printing means or vodal reproducer means for the reproduction of alphanumerical data, in which the instruction from the user for the generation of the alphanumerical data coded control signals takes place by means of telecontrol unit.
All the said receivers comprise a control unit (1, 2) comprising an alphanumerical keyboard apt to generate at least as many coded control signals as the characters which can be generated for being reproduced, a control unit (3) for the detection of the control signals generated by the control unit, and circuit means (4) for generating, through reproducer means (5), the alphanumerical data formed by the said selected characters.
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Citations
23 Claims
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1. A television receiver comprising:
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(a) display means for displaying a color image; (b) character generation means capable of being operatively coupled at video frequencies to said display means; (c) a keyboard for inputting coded data signals corresponding to characters and control signals corresponding to commands by remote control; (d) random access memory (RAM) means for non-volatilely storing data signals, and (e) control means connected to said keyboard, said RAM means, and said character generation means, said control means comprising means for decoding coded data signals received from said keyboard, means for storing decoded data signals in said RAM means, means for sending said decoded data signals to said character generation means, means for sending format control signals received from said keyboard to said character generation means for displaying characters corresponding to said data signals received from said keyboard and formatting said characters in accordance with said format control signals, means for reading data signals stored in said RAM means, buffer means for temporarily storing data signals read from said RAM means, means for sending said data signals stored in said buffer means to said character generation means for displaying characters corresponding to said data signals, and means for controlling the operating mode of said television receiver in response to mode control signals received from said keyboard, wherein said television receiver is placed in a first operational mode in which said character generation means is coupled to said keyboard for displaying a picture comprising formatted characters corresponding to data signals directly input by way of said keyboard and stored in said RAM means in response to first mode control signals and in a second operational mode in which said character generation means is coupled to said RAM means for displaying a picture comprising formatted characters corresponding to stored data signals read-out from said RAM means in response to second mode control signals. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. A television receiver comprising:
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(a) an alphanumerical character display means; (b) character generation means capable of being operatively coupled to said display means; (c) a keyboard for inputting coded data signals corresponding to alphanumerical characters and control signals corresponding to commands by remote control; (d) television signal tuning means for direct channel tuning; (e) random access memory (RAM) means for non-volatilely storing data signals, and (f) control means connected to said character generation means, said signal tuning means, said RAM means, and said keyboard; wherein said RAM means comprises a first plurality of cells and a second plurality of cells associated with said first plurality of cells, said first plurality of cells storing data relating to tuning of television signals broadcast by a plurality of broadcast stations, and said second plurality of cells storing data forming identifying labels corresponding to each of those broadcast stations having tuning data stored in said first plurality of cells, said control means comprising means for decoding a sequence of data signals representing an identifying label received from said keyboard, means for storing a plurality of identifying labels in said second plurality of cells, means for receiving from said keyboard a sequence of data signals representing a selected identifying label, means for searching said second plurality of cells for stored data representing said selected identifying label received from said keyboard, means for reading the tuning data in those cells of said first plurality which are associated with the cells of said second plurality in which said selected identifying label is stored, and means for sending the read tuning data to said tuning means in order to tune the broadcast station corresponding to said selected identifying label. - View Dependent Claims (20, 21, 22, 23)
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Specification