Collapsible mobile terminal, its display method and its program

• US 20030045245A1
• Filed: 08/29/2002
• Published: 03/06/2003
• Est. Priority Date: 08/31/2001
• Status: Active Grant

• Current Assignee: NEC Corporation
• Original Assignee: NEC Corporation
• Inventors: Hikishima, Naoki
• Granted Patent: US 7,190,977 B2
• Time in Patent Office: Days
• US Class Current: 455/575.1
• CPC Class Codes: H04M 1/0214 Foldable telephones, i.e. with body parts pivoting to an open position around an axis parallel to the plane they define in closed position combined with translation movement H04M1/0235
• CPC Class Codes: H04M 1/0245 using open/close detection
• CPC Class Codes: H04M 1/57 Arrangements for indicating or recording the number of the calling subscriber at the called subscriber's set at the operator set in a manual exchange H04M5/20
• CPC Class Codes: H04M 1/72427 for supporting games or graphical animations
• CPC Class Codes: H04M 2250/16 including more than one display unit
• CPC Class Codes: H04W 52/027 by controlling a display operation or backlight unit
• CPC Class Codes: Y02D 30/70 in wireless communication networks

Abstract

In a collapsible mobile terminal provided with display means on the outside face installed on the outside face of the collapsible body and display means on the inside face installed on the inside face of the body, opening/closing detection means for detecting an/a opened/closed state of the body is provided, information is displayed on the display means on the inside face in case the body is unfolded based upon the result of detection by the opening/closing detection means and information is displayed on the display means on the outside face in case the body is folded. The unused display means is powered off.

Claims

1. A collapsible mobile terminal provided with display means on the outside face installed on the outside face of the collapsible body and display means on the inside face installed on the inside face of the body, comprising:

opening/closing detection means for detecting an/a opened/closed state of the body; and

control means for controlling the display means on the outside face and the display means on the inside face based upon the result of detection by the opening/closing detection means, wherein;

a display bus connecting the control means and the display means on the outside face and a display bus connecting the control means and the display means on the inside face are made common.

2. A collapsible mobile terminal according to claim 1, wherein:

input means to which the display means on the outside face and the display means on the inside face are connected in common is at high impedance even if the input means is powered off.

3. A collapsible mobile terminal according to claim 1 or 2, wherein:

when the opening/closing detection means detect that the body is unfolded in case the body is folded and the display means on the outside face displays information, control means halt processing about the display means on the outside face temporarily, store display data on the display means on the outside face and data related to it in a memory, powered the display means on the outside face off and powered the display means on the inside face on.

4. A collapsible mobile terminal according to claim 3, wherein:

in case the body is folded and then unfolded, the control means resumes processing before a call using the display data on the display means on the outside face and the related data respectively stored in the memory.

5. A collapsible mobile terminal according to any of claims 1 to 4, wherein:

when it is detected by the opening/closing detection means that the body is folded in case the body is unfolded and the display means on the inside face displays information, control means halt display on the display means on the inside face temporarily , store display data on the display means on the inside face in a memory, powered off the display means on the inside face and powered on the display means on the outside face.

6. A collapsible mobile terminal according to any of claims 1 to 5, wherein:

the control means powers off the display means on the inside face when the result of the detection of an/a opened/closed state of the body detected by the opening/closing detection means is a closed state.

7. A collapsible mobile terminal according to any of claims 1 to 6, wherein:

the control means powers off the display means on the outside face when the result of the detection of an/a opened/closed state of the body detected by the opening/closing detection means is an opened state.

8. A collapsible mobile terminal provided with a display circuit on the outside face installed on the outside face of the collapsible body and a display circuit on the inside face installed on the inside face of the body, comprising:

an/a opening/closing detection circuit for detecting an/a opened/closed state of the body; and

a control circuit for controlling the display circuit on the outside face and the display circuit on the inside face based upon the result of detection by the opening/closing detection circuit, wherein;

a display bus connecting the control circuit and the display circuit on the outside face and a display bus connecting the control circuit and the display circuit on the inside face are made common.

9. A collapsible mobile terminal according to claim 8, wherein:

an input circuit to which the display circuit on the outside face and the display circuit on the inside face are connected in common is at high impedance even if the input circuit is powered off.

10. A collapsible mobile terminal according to claim 8 or 9, wherein:

when it is detected by the opening/closing detection circuit that the body is unfolded in case the body is folded and the display circuit on the outside face displays information, control circuit halt to display on the outside face temporarily, store display data on the display circuit about the outside face and data related to it in a memory, powered the display circuit about the outside face off and powered the display circuit about the inside face on.

11. A collapsible mobile terminal according to claim 10, wherein:

in case the body is unfolded and then folded, the control circuit resumes processing before the conversation using the display data on the display means on the outside face and the related data respectively stored in the memory.

12. A collapsible mobile terminal according to any of claims 8 to 11, wherein:

when it is detected by the opening/closing detection circuit that the body is folded in case the body is unfolded and the display circuit on the side face displays information, control circuit halt display on the inside face by the display circuit temporarily , store display data on the inside face in a memory, powered off the display on the inside face and powered on the display on the outside face.

13. A collapsible mobile terminal according to any of claims 8 to 12, wherein:

the control circuit powers off the display circuit on the inside face when the result of the detection of an/a opened/closed state of the body detected by the opening/closing detection circuit is a closed state.

14. A collapsible mobile terminal according to any of claims 8 to 13, wherein:

the control circuit powers off the display circuit on the outside face when the result of the detection of an/a opened/closed state of the body detected by the opening/closing detection circuit is an opened state.

15. A display method of a collapsible mobile terminal in which a display bus connecting a display on the outside face installed on the outside face of the folded body and a main controller and a display bus connecting a display on the inside face installed on the inside face of the body and the main controller are common, comprising:

an/a opening/closing detection process for detecting an/a opened/closed state of the body; and

a display control process for controlling the display on the outside face and the display on the inside face based upon the result of detection in the opening/closing detection process, wherein;

in the display control process, when the result of the detection of an/a opened/closed state of the body detected in the opening/closing detection process is a closed state, the display on the inside face is powered off; and

in the display control process, when the result of the detection of an/a opened/closed state of the body detected in the opening/closing detection process is an opened state, the display on the outside face is powered off.

16. A display method of a collapsible mobile terminal according to claim 15, wherein:

an input circuit to which the display on the outside face and the display on the inside face are connected in common is at high impedance even if the input circuit is powered off.

17. A display method of a collapsible mobile terminal according to claim 15 or 16, wherein:

when it is detected in the opening/closing detection process that the body is unfolded in case the body is folded and the display on the outside face displays information in the display control process, display on the display on the outside face is temporarily halted and stored in a memory, the display on the outside face is powered off and the display on the inside face is powered on.

18. A display method of a collapsible mobile terminal according to claim 17, wherein:

in case the body is unfolded and then folded , in the display control process, processing before unfolding is resumed using display data on the display means on the outside face and data related to it respectively stored in the memory.

19. A display method of a collapsible mobile terminal according to any of claims 15 to 18, wherein:

when it is detected in the opening/closing detection process that the body is folded in case the body is unfolded and the display on the inside face displays information, display on the display on the inside face is temporarily halted and stored in a memory, the display on the inside face is powered off and the display on the outside face is powered on.

20. A display control program of a collapsible mobile terminal in which a display bus connecting a display on the outside face installed on the outside face of the collapsible body and a main controller and a display bus connecting a display on the inside face installed on the inside face of the body and the main controller are common, wherein:

an/a opening/closing detection process for detecting an/a opened/closed state of the body and a display control process for controlling the display on the outside face and the display on the inside face based upon the result of detection in the opening/closing detection process are executed by a computer;

in the display control process, when the result of the detection of an/a opened/closed state of the body detected in the opening/closing detection process is a closed state, the display on the inside face is powered off; and

in the display control process, when the result of the detection of an/a opened/closed state of the body detected in the opening/closing detection process is an opened state, the display on the outside face is powered off.

21. A display control program of a collapsible mobile terminal according to claim 20, wherein:

an input process make an input circuit which the display on the outside face and the display on the inside face are connected in common to be at high impedance even if the input circuit is powered off.

22. A display control program of a collapsible mobile terminal according to claim 20 or 21, wherein:

when it is detected in the opening/closing detection process that the body is unfolded in case the body is folded and the display on the outside face displays information, display control process halt to display on the display on the outside face temporarily, store in a memory, powered the display on the outside face off and powered the display on the inside face on.

23. A display control program of a collapsible mobile terminal according to any of claims 20 to 22, wherein:

when it is detected in the opening/closing detection process that the body is folded in case the body is unfolded and the display on the inside face displays information, display on the display on the inside face is temporarily halted and stored in a memory, the display on the inside face is powered off and the display on the outside face is powered on.

24. A display control program method of a collapsible mobile terminal according to claim 23, wherein:

in case the body is unfolded and conversation is made, processing before the conversation is resumed using display data on the display means on the outside face and data related to it respectively stored in the memory.