Electrical device for performing logic functions

An electronic device for performing at least one logic function, the device comprising:

• an electron emission based electrode arrangement associated with an electron extractor, the electrode arrangement comprising at least one basic unit including a photocathode, an anode, and one or more gates arranged in one or more planes between the photocathode and the anode planes, wherein said one or more gates are connectable to a voltage supply unit to be operated by one or more input voltages signals corresponding to one or more logical values, respectively, and one of said photocathode and anode is operable as a floating electrode from which an electrical output of the device indicative of a resulted logic function is read, and is electrically connected to an electrode of another cathode-anode unit, or to an electrode of another electronic device;
• wherein said anode is the floating electrode and is electrically connected to an additional cathode which is exposed to the electron extractor and is associated with an additional anode, and
• comprising a collector electrode located aside the first anode, thereby providing selective deflection of the emitted electrons towards the collector resulting in the zero electric current at the first anode.

An electronic device for performing at least one logic function, the device comprising:

• an electron emission based electrode arrangement associated with an electron extractor comprising a first unit including at least one cathode, at least one anode, and at least one gate, and a second unit including at least one cathode and at least one anode;
• said at least one gate being operated by an input voltage corresponding to at least one logical value respectively;
• the cathode of the first unit being connected to a controllable voltage supply, said anode of the first unit and the cathode of the second unit being electrically connected to each other and being a floating electrode from which an electrical output of the device is read indicative of an electric current flowing through the device in response to the applied at least one input voltage.

An electronic device for performing multiple logic functions, the device comprises one or more basic units, each basic unit comprising a photocathode associated with an electron extractor, an anode, and an arrangement of gates comprising a plurality of gates arranged in a spaced-apart relationship along at least one axis of a cavity between the photocathode and anode, the photocathode being connected to a controllable voltage supply and the anode being a floating electrode, thereby allowing multiple different combination of input signals applied as input voltages on the gates affecting an electric field within the cavity accordingly, thereby affecting an electric output at the anode corresponding to a respective logic function of the input signals.

An electronic device for performing multiple logic functions, the device comprises a deflection device including a cathode associated with an electron extractor and connected to a controllable voltage supply, an arrangement of gates comprising a plurality of gates arranged in a spaced-apart relationship along at least one axis of a cavity between the photocathode and a floating anode, thereby allowing multiple different combination of input signals applied as input voltages on the gates affecting an electric field within the cavity accordingly, and segmented anode defining an array of anode segments, the deflection of the electrons being according to the input voltages on the gates directing the electrons to the selected one or more anode segments.

An electronic device for performing at least one logic function, the device comprising:

• an electron emission based electrode arrangement associated with an electron extractor, the electrode arrangement comprising at least one basic unit including a photocathode, an anode, and two gates arranged in one or more planes between the photocathode and the anode planes, wherein said two gates are connectable to a voltage supply unit for supplying thereto the same or different input voltages corresponding to the same or different logic, respectively, and said anode is operable as a floating electrode from which an electrical output of the device indicative of a resulted logic function is read, and is electrically connected to a cathode of another cathode-anode unit or another electronic device which is exposed to the electron extractor and is associated with an additional anode, said two gates being are configured as half-ring electrodes located in a spaced-apart relation substantially in the same plane between the first cathode and its associated anode, the device being operable as a NOR logic gate.

An electronic device for performing at least one logic function, the device comprising:

• an electron emission based electrode arrangement associated with an electron extractor, the electrode arrangement comprising at least one basic unit including:
• a photocathode, an anode, and one or more gates arranged in one or more planes between the photocathode and the anode planes, wherein said one or more gates are connectable to a voltage supply unit to be operated by one or more input voltages signals corresponding to one or more logical values, respectively, and said anode is operable as a floating electrode from which an electrical output of the device indicative of a resulted logic function is read, and is electrically connected to an additional cathode of another cathode-anode unit or another electronic device which is exposed to the electron extractor and is associated with an additional anode, and
• a reference electrode for supplying thereto a voltage value corresponding to either one of logic values ‘0’ and ‘1’ and a collector electrode located aside the first anode, thereby providing selective deflection of the emitted electrons towards the collector resulting in the zero electric current at the first anode, the device thereby operating as either one of OR and AND logic gates.

An electronic device for performing at least one logic function, the device comprising:

• an electron emission based electrode arrangement associated with an electron extractor, the electrode arrangement comprising at least one basic unit including:
• a photocathode, an anode, and one or more gates arranged in one or more planes between the photocathode and the anode planes, wherein said one or more gates are connectable to a voltage supply unit to be operated by one or more input voltages signals corresponding to one or more logical values, respectively, and said anode is operable as a floating electrode from which an electrical output of the device indicative of a resulted logic function is read, and is electrically connected to an additional cathode of another cathode-anode unit or another electronic device which is exposed to the electron extractor and is associated with an additional anode, and
• a collector electrode located aside the first anode, thereby providing selective deflection of the emitted electrons towards the collector resulting in the zero electric current at the first anode.