Calculator with a hierarchy control system

Claim 2

An electronic calculator comprising: an entry unit for producing hierarchal instruction signals having a plurality of hierarchal levels of operation; an arithmetic unit for performing calculations in accordance with instruction and number signals applied thereto; and instruction and number signals applied thereto; and a hierarchy control system connected to the entry unit and to the arithmetic unit, said hierarchy control system including an instruction storage unit with a storage section for each hierarchal level of operation of the instruction signals, and said hierarchy control system including a hierarchy control unit responsive to an entered hierarchy instruction signal to sequentially transfer previously stored instruction signals from the instruction storage sections to the arithmetic unit in a predetermined order, and thereafter to transfer the entered instruction signal into a storage section for its hierarchal level of operation.

Claim 3

An electronic calculator comprising: an entry unit for producing hierarchal instruction signals having a plurality of hierarchal levels of operation; an arithmetic unit for performing calculations in accordance with instruction and number signals applied thereto; and instruction and number signals applied thereto; and a hierarchy control system connected to the entry unit and to the arithmetic unit, said hierarchy control system including an instruction storage unit with a storage section for each hierarchal level of operation of the instruction signals, and said hierarchy control system including a hierarchy control unit responsive to an entered hierarchy instruction signal to sequentially transfer previously stored instruction signals from the instruction storage sections to the arithmetic unit in a predetermined order, and thereafter to transfer the entered instruction signal into a storage section for its hierarchal level of operation.

Claim 4

An electronic calculator comprising: an entry unit for producing hierarchal instruction signals having a plurality of hierarchal levels of operation; an arithmetic unit for performing calculations in accordance with instruction and number signals applied thereto; and instruction and number signals applied thereto; and a hierarchy control system connected to the entry unit and to the arithmetic unit, said hierarchy control system including an instruction storage unit with a storage section for each hierarchal level of operation of the instruction signals, and said hierarchy control system including a hierarchy control unit responsive to an entered hierarchy instruction signal to sequentially transfer previously stored instruction signals from the instruction storage sections to the arithmetic unit in a predetermined order, and thereafter to transfer the entered instruction signal into a storage section for its hierarchal level of operation.

Claim 5

The calculator in accordance with claim 1 which additionally includes a number storage unit with a number storage section associated with each instruction section to operate therewith so that a number signal therein is transferred with the instruction signal to the arithmetic unit, and that a number signal in the arithmetic unit is transferred to the number section when the entered hierarchal instruction signal is transferred to the instruction section.

Claim 6

The calculator in accordance with claim 2 wherein the entry unit can produce a total signal to operate the hierarchy control system to sequentially transfer in said predetermined order the stored instruction and number signals to the arithmetic unit until cleared thereof, and wherein the entry unit can additionally produce non-hierarchy instruction signals to be directly applied to the arithmetic unit to perform calculations therewith.

Claim 7

An electronic calculator comprising: an entry unit for producing number signals and for producing hierarchal instruction signals having a plurality of hierarchal levels of operation; an arithmetic unit for performing calculations in accordance with number and instruction signals applied thereto, said arithmetic unit including an accumulator register to receive the number signals produced by the entry unit and to receive the number signals resulting from the calculations performed by the arithmetic unit; and a hierarchy control system connected to the entry unit and to the arithmetic unit, said hierarchy control system including an instruction storage unit with an instruction storage section for each hierarchal level of operation of the instruction signals, and including a number storage unit with a number storage section associated with each instruction storage section, and said hierarchy control system including a hierarchy control unit responsive to an entered hierarchy instruction signal to sequentially transfer in a predetermined order previously stored signals from the instruction and number storage sections to the arithmetic unit to perform calculations therewith, and thereafter to transfer the entered instruction signal and the number signal in the accumulator register to an instruction storage section for its hierarchal level of operation and To its associated number storage section, respectively.

Claim 8

An electronic calculator comprising: an entry unit for producing number signals and for producing hierarchal instruction signals having a plurality of hierarchal levels of operation; an arithmetic unit for performing calculations in accordance with number and instruction signals applied thereto, said arithmetic unit including an accumulator register to receive the number signals produced by the entry unit and to receive the number signals resulting from the calculations performed by the arithmetic unit; and a hierarchy control system connected to the entry unit and to the arithmetic unit, said hierarchy control system including an instruction storage unit with an instruction storage section for each hierarchal level of operation of the instruction signals, and including a number storage unit with a number storage section associated with each instruction storage section, and said hierarchy control system including a hierarchy control unit responsive to an entered hierarchy instruction signal to sequentially transfer in a predetermined order previously stored signals from the instruction and number storage sections to the arithmetic unit to perform calculations therewith, and thereafter to transfer the entered instruction signal and the number signal in the accumulator register to an instruction storage section for its hierarchal level of operation and To its associated number storage section, respectively.

Claim 9

The calculator in accordance with claim 4 wherein an instruction signal in an instruction section is transferred together with a number signal in an associated number section to be applied to the arithmetic unit to perform calculations therewith, and wherein the entry unit can produce a total signal to operate the hierarchy control unit to sequentially transfer all the instruction and number signals stored in the instruction and number sections in said predetermined order to the arithmetic unit.

Claim 10

The calculator in accordance with claim 5 wherein said predetermined order abides with the mathematical rules of hierarchy, and wherein the entry unit can additionally produce non-hierarchy instruction signals to be directly applied to the arithmetic unit to perform calculations with the number signal in the accumulator register.

Claim 11

An electronic calculator comprising: an entry unit for producing hierarchal instruction signals having a plurality of hierarchal levels of operation; an arithmetic unit for performing calculations in accordance with number and instruction signals applied thereto; and an hierarchy control system connected to the entry unit and to the arithmetic unit, said hierarchy control system including an instruction storage unit with an instruction storage section for each hierarchal level of operation of the instruction signals, a hierarchy level detector to produce hierarchy level signals for each hierarchal level of the instruction signals in the entry unit, and a hierarchy control unit, said hierarchy control unit being responsive to an entered hierarchal instruction signal to start operating with the instruction storage sections in a predetermined sequential order by being responsive to a. the presence of an instruction signal therein to transfer it to the arithmetic unit, b. the absence of an instruction signal therein and to the absence of a hierarchy level signal for that section to proceed to operate with another section, and c. the absence of an instruction signal and to the presence of a hierarchy level signal for the section to transfer the entered instruction signal into that section, and then to stop operating.

Claim 12

An electronic calculator comprising: an entry unit for producing hierarchal instruction signals having a plurality of hierarchal levels of operation; an arithmetic unit for performing calculations in accordance with number and instruction signals applied thereto; and an hierarchy control system connected to the entry unit and to the arithmetic unit, said hierarchy control system including an instruction storage unit with an instruction storage section for each hierarchal level of operation of the instruction signals, a hierarchy level detector to produce hierarchy level signals for each hierarchal level of the instruction signals in the entry unit, and a hierarchy control unit, said hierarchy control unit being responsive to an entered hierarchal instruction signal to start operating with the instruction storage sections in a predetermined sequential order by being responsive to a. the presence of an instruction signal therein to transfer it to the arithmetic unit, b. the absence of an instruction signal therein and to the absence of a hierarchy level signal for that section to proceed to operate with another section, and c. the absence of an instruction signal and to the presence of a hierarchy level signal for the section to transfer the entered instruction signal into that section, and then to stop operating.

Claim 13

The calculator in accordance with claim 7 which additionally includes a number storage unit with a number storage section associated with each instruction section to operate therewith so that a number signal therein is transferred together with the instruction signal to the arithmetic unit, and so that a number signal in the arithmetic unit is transferred to the number section when the entered hierarchy instruction signal is transferred to the instruction section; and wherein the entry unit can produce a total signal to operate the hierarchy control unit to sequentially transfer all the instruction and number signal stored in the instruction and number sections in said predetermined order to the arithmetic unit to perform sequential calculations therewith.

Claim 14

The calculator in accordance with claim 8 wherein said predetermined order abides with the methematical rules of hierarchy, and wherein the entry unit can additionally produce non-hierarchy instruction signals to be directly applied to the arithmetic unit to immediately perform calculations with the number signal in the accumulator register.

Claim 15

An electronic calculator comprising: an entry unit for producing number signals and for producing hierarchal instruction signals having a plurality of hierarchal levels of operation; an arithmetic unit for performing calculations in accordance with number and instruction signals applied thereto, said arithmetic unit including an accumulator register to receive the number signals produced by the entry unit and the number signals resulting from the calculations; and a hierarchy control system connected to the entry unit and to the arithmetic unit, said hierarchy control system including an instruction storage sEction for each said level of operation and a number storage section associated with each instruction storage section, a hierarchy level detector responsive to said plurality of hierarchal levels of operation to produce level signals for each said hierarchal level of operation, and a hierarchy control unit responsive to an entered hierarchal instruction signal to start operating with the storage sections in a predetermined sequential order to a. transfer the instruction and number signals in the section to the arithmetic unit when an instruction signal is present, b. proceed to operate on other sections with an instruction signal and a level signal for that section are not present, and c. transfer the entered instruction signal into the instruction section together with the number signal in the accumulator register into the associated number section, when an instruction signal is absent and a hierarchal level signal for that section is present, and then to stop operating.

Claim 16

An electronic calculator comprising: an entry unit for producing number signals and for producing hierarchal instruction signals having a plurality of hierarchal levels of operation; an arithmetic unit for performing calculations in accordance with number and instruction signals applied thereto, said arithmetic unit including an accumulator register to receive the number signals produced by the entry unit and the number signals resulting from the calculations; and a hierarchy control system connected to the entry unit and to the arithmetic unit, said hierarchy control system including an instruction storage sEction for each said level of operation and a number storage section associated with each instruction storage section, a hierarchy level detector responsive to said plurality of hierarchal levels of operation to produce level signals for each said hierarchal level of operation, and a hierarchy control unit responsive to an entered hierarchal instruction signal to start operating with the storage sections in a predetermined sequential order to a. transfer the instruction and number signals in the section to the arithmetic unit when an instruction signal is present, b. proceed to operate on other sections with an instruction signal and a level signal for that section are not present, and c. transfer the entered instruction signal into the instruction section together with the number signal in the accumulator register into the associated number section, when an instruction signal is absent and a hierarchal level signal for that section is present, and then to stop operating.

Claim 17

The calculator in accordance with claim 10 wherein an instruction signal in an instruction section is transferred together with a number signal in an associated number section to be applied to the arithmetic unit to perform calculations therewith, and wherein the entry unit can produce a total signal to operate the hierarchy control unit to sequentially transfer all the instruction and number signals stored in the instruction and number sections in said predetermined order to the arithmetic unit.

Claim 18

The calculator in accordance with claim 11 wherein the entry unit can additionally produce non-hierarchy instruction signals to be directly applied to the arithmetic unit to immediately perform calculations with the number signal in the accumulator register.

Claim 19

A calculator with an hierarchy control system comprising: a keyboard having actuable keys for producing number and instruction signals in binary form; an entry register connected to the keyboard to receive instruction signals having hierarchal levels of operation; an arithmetic unit with an arithmetic element to perform calculations; an accumulator register connected to the entry register to receive its produced number signals and connected to the arithmetic element to receive its calculated number signals; an instruction storage unit having a plurality of instruction sections connected to the entry register and to the arithmetic unit, each instruction section thereof being actuable either to receive from the entry register an instruction signal of a designated hierarchal level of operation or to transfer an instruction signal therein to the arithmetic unit; a number storage unit with a plurality of number sections connected to the accumulator register and to the arithmetic unit, each number section being actuable upon the actuation of a corresponding instruction section either to receive a number signal from the accumulator register or to transfer a number signal therein to the arithmetic unit; and an hierarchal control unit connected to the instruction and number storage units and being responsive to the entry of the instruction signal in the entry register to actuate the instruction and number sections in order to successively transfer in hierarchal order its contents of equal and higher hierarchal order to the arithmetic unit to perform calculations therewith, and then to transfer the contents of the entry register and the accumulator register to their respective instruction and number sections.

Claim 20

A calculator with an hierarchy control system comprising: a keyboard having actuable keys for producing number and instruction signals in binary form; an entry register connected to the keyboard to receive instruction signals having hierarchal levels of operation; an arithmetic unit with an arithmetic element to perform calculations; an accumulator register connected to the entry register to receive its produced number signals and connected to the arithmetic element to receive its calculated number signals; an instruction storage unit having a plurality of instruction sections connected to the entry register and to the arithmetic unit, each instruction section thereof being actuable either to receive from the entry register an instruction signal of a designated hierarchal level of operation or to transfer an instruction signal therein to the arithmetic unit; a number storage unit with a plurality of number sections connected to the accumulator register and to the arithmetic unit, each number section being actuable upon the actuation of a corresponding instruction section either to receive a number signal from the accumulator register or to transfer a number signal therein to the arithmetic unit; and an hierarchal control unit connected to the instruction and number storage units and being responsive to the entry of the instruction signal in the entry register to actuate the instruction and number sections in order to successively transfer in hierarchal order its contents of equal and higher hierarchal order to the arithmetic unit to perform calculations therewith, and then to transfer the contents of the entry register and the accumulator register to their respective instruction and number sections.

Claim 21

The calculator in accordance with claim 13 wherein an instruction signal in an instruction section is transferred together with a number signal in an associated number section to be applied to the arithmetic unit to perform calculations therewith, and wherein the keyboard can produce a total signal to operate the hierarchy control unit to sequentially transfer all the instruction and number signals stored in the instruction and number sections in said predetermined order to the arithmetic Unit.

Claim 22

The calculator in accordance with claim 14 wherein the keyboard can additionally produce non-hierarchy instruction signals to be directly applied to the arithmetic unit to immediately perform calculations with the number signal in the accumulator register.

Claim 23

A calculator with a hierarchy control system comprising: a keyboard having actuable keys for producing number and instruction signals in binary form; an entry register connected to the keyboard to receive the instruction signals produced by the keyboard; an arithmetic unit having an accumulator register connected to the entry register to receive the number signals produced by the keyboard and to receive the calculated number signals produced by the arithmetic unit; an instruction storage unit having a plurality of actuable instruction sections connected to the entry register and to the arithmetic unit, each instruction section being operable to receive an instruction signal of a designated hierarchal level; a number storage unit with a plurality of actuable number sections connected to the accumulator register and to the arithmetic unit, each number section thereof being operable with a corresponding instruction section ;and a hierarchy control unit connected to the instruction and number storage units and being responsive to the entry of an instruction signal in the entry register to successively transfer the contents of said hierarchy control unit which are of equal and higher hierarchal order to the arithmetic unit for execution thereof, said transfers occurring successively in hierarchal order starting with the highest level instruction and ending with the instruction with a level equal to that in the entry register, each number section also being actuated with each corresponding instruction section to transfer a number signal therein to the arithmetic unit to operate thereon together with the number signal in the accumulator register, and thereafter to transfer the contents of the entry register and the accumulator register to their respective instruction and number sections.

Claim 24

A calculator with a hierarchy control system comprising: a keyboard having actuable keys for producing number and instruction signals in binary form; an entry register connected to the keyboard to receive the instruction signals produced by the keyboard; an arithmetic unit having an accumulator register connected to the entry register to receive the number signals produced by the keyboard and to receive the calculated number signals produced by the arithmetic unit; an instruction storage unit having a plurality of actuable instruction sections connected to the entry register and to the arithmetic unit, each instruction section being operable to receive an instruction signal of a designated hierarchal level; a number storage unit with a plurality of actuable number sections connected to the accumulator register and to the arithmetic unit, each number section thereof being operable with a corresponding instruction section ;and a hierarchy control unit connected to the instruction and number storage units and being responsive to the entry of an instruction signal in the entry register to successively transfer the contents of said hierarchy control unit which are of equal and higher hierarchal order to the arithmetic unit for execution thereof, said transfers occurring successively in hierarchal order starting with the highest level instruction and ending with the instruction with a level equal to that in the entry register, each number section also being actuated with each corresponding instruction section to transfer a number signal therein to the arithmetic unit to operate thereon together with the number signal in the accumulator register, and thereafter to transfer the contents of the entry register and the accumulator register to their respective instruction and number sections.

Claim 25

The calculator in accordance with claim 16 wherein an instruction signal in an instruction section is transferred together with a number signal in an associated number section to be applied to the arithmetic unit to perform calculations therewith, and wherein the keyboard can produce a total signal to operate the hierarchy control unit to sequentially transfer all the instruction and number signals stored in the instruction and number sections in said predetermined order to the arithmetic unit.

Claim 26

The calculator in accordance with claim 17 wherein the keyboard can additionally produce non-hierarchy instruction signals to be directly applied to the arithmetic unit to immediately perform calculations with the number signal in the accumulator register.

Claim 27

An electronic calculator comprising: an entry unit for producing number signals and for producing hierarchal instruction signals having a plurality of hierarchal levels of operation; an arithmetic unit for performing calculations in accordance with number and instruction signals applied thereto, and including an accumulator register to receive the number signals from the entry unit and to receive the number signals resulting from the calculations performed by the arithmetic unit; a hierarchy level detector connected to the entry unit to produce a hierarchy level signal for each hierarchal level of the instruction signals produced therein; storage means connected to the entry unit and to the arithmetic unit, said storage means having an instruction storage section for each hierarchal level of operation, and having a number storage section associated with each instruction section, sensing means connected to the instruction storage sections to sense the presence of an instruction signal in each section thereof; and a hierarchy control unit connected to the hierarchy level detector, sensing means and storage Means, and being responsive to an entered hierarchal instruction signal to start operating to sequentially transfer the contents of the storage means in a predetermined order to the arithmetic unit to perform calculations therewith, then to transfer the entered instruction signal and the number signal in the accumulator register to their sections, and then to stop operating.

Claim 28

An electronic calculator comprising: an entry unit for producing number signals and for producing hierarchal instruction signals having a plurality of hierarchal levels of operation; an arithmetic unit for performing calculations in accordance with number and instruction signals applied thereto, and including an accumulator register to receive the number signals from the entry unit and to receive the number signals resulting from the calculations performed by the arithmetic unit; a hierarchy level detector connected to the entry unit to produce a hierarchy level signal for each hierarchal level of the instruction signals produced therein; storage means connected to the entry unit and to the arithmetic unit, said storage means having an instruction storage section for each hierarchal level of operation, and having a number storage section associated with each instruction section, sensing means connected to the instruction storage sections to sense the presence of an instruction signal in each section thereof; and a hierarchy control unit connected to the hierarchy level detector, sensing means and storage Means, and being responsive to an entered hierarchal instruction signal to start operating to sequentially transfer the contents of the storage means in a predetermined order to the arithmetic unit to perform calculations therewith, then to transfer the entered instruction signal and the number signal in the accumulator register to their sections, and then to stop operating.