Claims
- 1. A display device comprising
- two gas discharge spaces defined between two insulating substrates to extend in parallel,
- a plurality of shift register electrodes on a first of said insulating sustrates, arranged in sequence in a first of said gas discharge spaces,
- a plurality of first thin film resistors on the second of said insulating substrates and extending respectively opposite said shift register electrodes,
- an insulating layer on said second insulating substrate with said first thin film resistors, said insulating layer having apertures therein adjacent said first gas discharge space opposite each said shift register electrode and adjacent the second gas discharge space,
- a plurality of conducting layers respectively covering said first thin film resistors in said apertures, each said conducting layer extending on said second insulating substrate into the second gas discharge space to provide a respective ignition electrode for said second gas discharge space,
- a common electrode layer on said insulating layer and between said insulating layer and first insulating substrate, with apertures in common with said apertures of said insulating layer, said common electrode layer providing two separate common electrodes for said two gas discharge spacers, respectively,
- a plurality of second thin film resistors extending on said first insulating substrate adjacent said second gas discharge space opposite respective ones of said ignition electrodes,
- a plurality of discharge electrodes in said second gas discharge space on respective ones of said second thin film resistors, for providing a respective plurality of discharge cells with the common electrode of the second gas discharge space,
- each said thin film resistor having an end extending on the respective one of said insulating substrates a distance from the respective gas discharge space, and
- voltage means for holding said common electrode for said first gas discharge space at a first potential, for holding said end of each first thin film resistor and said common electrode of said second gas discharge space at a second potential, for applying predetermined switch pulses to said shift electrodes, and for applying in common to said ends of said second thin film resistors a serial train of selective video pulses,
- wherein said predetermined switch pulses are syncronized with said serial train so that the ignition electrode of each said discharge cell is brought to said second potential when a respective one of said selected video pulses is applied in common to said ends of the second thin film resistors, so that only a respective one of said discharge cells in selected to be ignited for each said selected video pulse.
- 2. The device of claim 1 comprising
- further pluralities of said discharge cells to define a linear array thereof, including further pluralities of said thin film resistors, conducting layers and discharge electrodes located along said gas discharge spaces, and said insulating and conducting layers and said common electrodes with respective ones of said apertures extending for all said discharge cells, and
- said voltage means including a plurality of switches, each said switch being connected at a first end to a respective common connection of said ends of a respective plurality of said second thin film resistors, and each said switch being connected in common at a second end for receiving said video pulses,
- wherein said ends of said second thin film resistors are separately commonly connected within each said plurality thereof, all of said ends of said first thin film resistors are commonly connected, and a plurality of sequences of said serial trains is provided in synchronization with operation of said switches and serial conditioning of all said discharge cells by said voltage means, and all of said discharge cells of said array are selectively discharged in sequence.
- 3. The device of claim 2, wherein said voltage means includes means for continuing to discharge the selected discharge cells of each said plurality, until a predetermined period prior to application at said common second end of said switches of the serial train for the next selection of discharge cells of the respective plurality.
Parent Case Info
This application is a continuation of application Ser. No. 538,323, filed Oct. 3, 1983, now abandoned.
US Referenced Citations (10)
Continuations (1)
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Number |
Date |
Country |
Parent |
538323 |
Oct 1983 |
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