Information display system suitable for compact electronic appliances having different display sizes

Claim 2

A display system for displaying character data stored in data memory means (31) on a display unit (21) of a compact electronic appliance (1), characterized by comprising: display range memory means (191,192) for storing therein data representative of a display range including at least a display column number and a display line number of a display screen (12) of said display unit; display position data memory means (181,182) for storing therein column position and line position data of the display screen, which designate a display position of the character data read out from said data memory means; first comparing means (193) for comparing the column position data stored in said display position data memory means with the display column number stored in said display range memory means; second comparing means (194) for comparing the line position data stored in said display position data memory means with the display line number stored in said display range memory means; and, control means (14,18,19) for controlling both rewriting the column position and line position data stored in said display position data memory means and writing the character data to be displayed into said display unit.

Claim 3

A display system according to claim 1, characterized in that said display system is constructed of the compact electronic appliance (1) and a storage medium (4), said compact electronic appliance including said display range memory means, said first comparing means, and said second comparing means, whereas said storage means including display information and control means.

Claim 4

A display system according to claim 2, characterized in that said control means includes: line feeding means (18,182) for feeding the write position of the character data when said first comparing means judges that the column position exceeds over the display column number.

Claim 5

A display system according to claim 3, characterized in that said control means further includes: means (14,196) for interrupting the writing of said character data when said second comparing means judges that the line position exceeds over the display line number.

Claim 6

A display system according to claim 3, characterized in that said line feeding means includes: means (14) for setting the column position data stored in said display position data memory means to a value of a first column; and, means (14) for incrementing the line position data stored in said display position data memory means.

Claim 7

A display system according to claim 2, characterized in that said storage medium includes a card device having an IC (integrated circuit) memory chip therein, and said compact electronic appliance includes a portion for storing said card device and for connecting said card device thereto.

Claim 8

A display system according to claim 2, characterized in that said display unit includes: display memory means (212) for storing the character data sent from said data memory means for display purposes; and, means (18) for addressing said display memory means in accordance with the column position and line position data stored in said display position data memory means.

Claim 9

An information processing apparatus characterized by comprising: 1) a compact electronic appliance (1) including: display means (21) having a display screen (12), capable of displaying a plurality of lines and also a plurality of characters thereon; column designating means (181) for designating a column position of said display screen; line designating means (182) for designating a line position of said display screen; and, memory means (191,192) for storing a display column number and a display line number of said display screen; 2) a memory device (4) including: memory means (31) for storing character information to be displayed on said display screen; means (31,14) for sequentially transferring the character information from said memory means of said memory device to said compact electronic appliance; means (31,14) for incrementing the column position of said column designating means; and, means (31,14) for incrementing the line position of said line designating means; 3) said compact electronic appliance (1) further including: writing means (18) for writing each of the received character information from said memory device on display position of the display screen which have been designated by said column designating means and said line designating means, and also have been incremented by said incrementing means; first detecting means (193) for detecting that said incremented column position of said column designating means becomes greater than the display column number stored in said memory means of said compact electronic appliance; and, second detecting means (194) for detecting that said incremented line position of said line designating means becomes larger than the display line number stored in said memory means of said compact electronic appliance; 4) said memory device (4) further including: means (31,14) for instructing a line feed in response to the detecting result of said first detecting means; and, means (31,14) for interrupting said writing operation effected by said writing means in response to the detecting result of said second detecting means; 5) said compact electronic appliance (1) further including: means (14) for changing the column position of said column designating means into a head column positions and also the line position of said line designating means into a next line position.

Claim 10

An information processing apparatus characterized by comprising: 1) a compact electronic appliance (1) including: display means (21) having a display screen (12), capable of displaying a plurality of lines and also a plurality of characters thereon; column designating means (181) for designating a column position of said display screen; line designating means (182) for designating a line position of said display screen; and, memory means (191,192) for storing a display column number and a display line number of said display screen; 2) a memory device (4) including: memory means (31) for storing character information to be displayed on said display screen; means (31,14) for sequentially transferring the character information from said memory means of said memory device to said compact electronic appliance; means (31,14) for incrementing the column position of said column designating means; and, means (31,14) for incrementing the line position of said line designating means; 3) said compact electronic appliance (1) further including: writing means (18) for writing each of the received character information from said memory device on display position of the display screen which have been designated by said column designating means and said line designating means, and also have been incremented by said incrementing means; first detecting means (193) for detecting that said incremented column position of said column designating means becomes greater than the display column number stored in said memory means of said compact electronic appliance; and, second detecting means (194) for detecting that said incremented line position of said line designating means becomes larger than the display line number stored in said memory means of said compact electronic appliance; 4) said memory device (4) further including: means (31,14) for instructing a line feed in response to the detecting result of said first detecting means; and, means (31,14) for interrupting said writing operation effected by said writing means in response to the detecting result of said second detecting means; 5) said compact electronic appliance (1) further including: means (14) for changing the column position of said column designating means into a head column positions and also the line position of said line designating means into a next line position.

Claim 11

An information processing apparatus according to claim 8, characterized in that said display means includes a dot matrix type liquid crystal display device.

Claim 12

An information processing apparatus according to claim 9, characterized in that said memory device includes a memory card device having an IC memory chip therein, whereas said compact electronic appliance is equipped with a memory card device loading unit.

Claim 13

A compact electronic appliance characterized by comprising: 1) a liquid crystal display device (21) including: a liquid crystal display panel (12); display memory means (212) for storing information to be displayed on said liquid crystal display panel; liquid crystal drive means (211) for driving said liquid crystal display panel so as to display the memory information stored in said display memory means; and, form memory means (213) for storing form information of said liquid crystal display device, 2) a display information supplying apparatus including: means (14) for reading out the form information from said form memory means of said liquid crystal display device; and, output means (18) for outputting the display character information to said liquid crystal display device in accordance with the read form information.

Claim 14

A compact electronic appliance characterized by comprising: 1) a liquid crystal display device (21) including: a liquid crystal display panel (12); display memory means (212) for storing information to be displayed on said liquid crystal display panel; liquid crystal drive means (211) for driving said liquid crystal display panel so as to display the memory information stored in said display memory means; and, form memory means (213) for storing form information of said liquid crystal display device, 2) a display information supplying apparatus including: means (14) for reading out the form information from said form memory means of said liquid crystal display device; and, output means (18) for outputting the display character information to said liquid crystal display device in accordance with the read form information.

Claim 15

A compact electronic appliance according to claim 11, characterized in that said liquid crystal display panel includes a dot matrix type liquid crystal display panel capable of displaying the character information over a plurality of lines and also columns; and, said form memory means includes means for storing therein a column number and a line number of said liquid crystal display panel.

Claim 16

A compact electronic appliance according to claim 12, characterized in that said output means includes means for line-feeding the display character position, and also for controlling starting and stopping the output of the character information.

Claim 17

A compact electronic appliance according to claim 13, characterized by further comprising: an external storage medium (4) formed in a card shape to envelope the IC memory into which the display information has been stored, said external storage medium having a connection terminal (32) for connecting said external storage medium to the information supply apparatus of said compact electronic appliance, wherein said output means further includes: means (14) for reading out the display information from the external storage medium and for transferring the read display information to said liquid crystal display device.