Information Processing Method and Electronic Apparatus

• US 20160378210A1
• Filed: 09/29/2015
• Published: 12/29/2016
• Est. Priority Date: 06/26/2015
• Status: Active Grant

• Current Assignee: Lenovo (Beijing) Limited (Lenovo Group Ltd.), Lenovo Company Limited (Lenovo Group Ltd.)
• Original Assignee: Lenovo (Beijing) Limited (Lenovo Group Ltd.), Lenovo Company Limited (Lenovo Group Ltd.)
• Inventors: SHI, Bin
• Granted Patent: US 9,857,890 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: G06F 2203/04106 Multi-sensing digitiser, i.e. digitiser using at least two different sensing technologies simultaneously or alternatively, e.g. for detecting pen and finger, for saving power or for improving position detection
• CPC Class Codes: G06F 3/03545 Pens or stylus
• CPC Class Codes: G06F 3/041 Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• CPC Class Codes: G06F 3/0414 using force sensing means to determine a position
• CPC Class Codes: G06F 3/04162 for exchanging data with external devices, e.g. smart pens, via the digitiser sensing hardware
• CPC Class Codes: G06F 3/044 by capacitive means
• CPC Class Codes: G06F 3/0488 using a touch-screen or digitiser, e.g. input of commands through traced gestures
• CPC Class Codes: G06F 3/04883 for inputting data by handwriting, e.g. gesture or text

Abstract

An information processing method and an electronic apparatus are disclosed. The method is applicable to the electronic apparatus. The method includes: detecting, with a touch display unit of the electronic apparatus, a first trajectory generated by a first input operation of an input unit; acquiring motion parameters of the input unit collected by a sensing unit in a case that it is determined that the first trajectory meets a predetermined condition; and using the motion parameters to correct the first trajectory in accordance with a first correction strategy.

Claims

1. An information processing method, comprising:

detecting, with a touch display unit of an electronic apparatus, a first trajectory generated by a first input operation of an input unit;

acquiring motion parameters of the input unit collected by a sensing unit in a case that it is determined that the first trajectory meets a predetermined condition; and

using the motion parameters to correct the first trajectory in accordance with a first correction strategy.

2. The method according to claim 1, wherein

the using the motion parameters to correct the first trajectory in accordance with a first correction strategy comprises:

determining a portion of the first trajectory to be complemented;

acquiring a writing time of the portion of the first trajectory to be complemented;

searching for motion parameters corresponding to the writing time based on a pre-stored correspondence, wherein the correspondence is a correspondence between motion parameters and writing times; and

complementing the portion of the first trajectory to be complemented based on the motion parameters corresponding to the writing time.

3. The method according to claim 1, wherein the sensing unit comprises a first sensor and a second sensor disposed on the input unit, wherein the second sensor is disposed at a second position on the input unit;

and

the acquiring motion parameters of the input unit collected by a sensing unit comprises;

acquiring a first sensing parameter collected by the first sensor and a second motion parameter collected by the second sensor;

determining a first position on the input unit where the input unit is held by a user based on the first sensing parameter; and

using the first position, the second position and the second motion parameter to determine the motion parameters of the input unit.

4. The method according to claim 1, wherein

the determining that the first trajectory meets a predetermined condition comprises:

determining that there is a breakpoint at a first position on the first trajectory; and

the using the motion parameters to correct the first trajectory in accordance with a first correction strategy comprises;

using the motion parameters to complement a portion of the first trajectory at the first position in accordance with the first correction strategy.

5. The method according to claim 1, wherein

the determining that the first trajectory meets a predetermined condition comprises:

determining that a legibility of a portion of the first trajectory at a second position is lower than a predetermined legibility; and

the using the motion parameters to correct the first trajectory in accordance with a first correction strategy comprises;

using the motion parameters to complement the portion of the first trajectory at the second position in accordance with the first correction strategy.

6. The method according to claim 1, further comprising:

controlling the electronic apparatus to switch from a first state to a second state upon reception of a first signal transmitted by the sensing unit;

wherein the detecting, with a touch display unit of the electronic apparatus, a first trajectory generated by a first input operation of an input unit comprises;

detecting, with the touch display unit of the electronic apparatus in the second state, the first trajectory generated by the first input operation of the input unit; and

the first signal is a signal collected by the sensing unit when the input unit is held by the user.

7. An electronic apparatus, comprising:

a first detection unit configured to detect, with a touch display unit of the electronic apparatus, a first trajectory generated by a first input operation of an input unit;

a determination and acquisition unit configured to acquire motion parameters of the input unit collected by a sensing unit in a case that it is determined that the first trajectory meets a predetermined condition; and

a first correction unit configured to use the motion parameters to correct the first trajectory in accordance with a first correction strategy.

8. The electronic apparatus according to claim 7, wherein

the first correction unit comprises:

a first determination module configured to determine a portion of the first trajectory to be complemented;

a first acquisition module configured to acquire a writing time of the portion of the first trajectory to be complemented;

a first search module configured to search for motion parameters corresponding to the writing time based on a pre-stored correspondence, wherein the correspondence is a correspondence between motion parameters and writing times; and

a first complementation module configured to complement the portion of the first trajectory to be complemented based on the motion parameters corresponding to the writing time.

9. The electronic apparatus according to claim 7, wherein the sensing unit comprises a first sensor and a second sensor disposed on the input unit, wherein the second sensor is disposed at a second position on the input unit;

and

the determination and acquisition unit comprises;

a second acquisition module configured to acquire a first sensing parameter collected by the first sensor and a second motion parameter collected by the second sensor in a case that it is determined that the first trajectory meets the predetermined condition;

a second determination module configured to determine a first position on the input unit where the input unit is held by the user based on the first sensing parameter; and

a third determination module configured to use the first position, the second position and the second motion parameter to determine the motion parameters of the input unit.

10. The electronic apparatus according to claim 7, wherein the determination and acquisition unit is configured to acquire the motion parameters of the input unit collected by the sensing unit in a case that it is determined that there is a breakpoint at a first position on the first trajectory;

and

the first correction unit is configured to use the motion parameters to complement a portion of the first trajectory at the first position in accordance with the first correction strategy.

11. The electronic apparatus according to claim 7, wherein the determination and acquisition unit is configured to acquire the motion parameters of the input unit collected by the sensing unit in a case that it is determined that a legibility of a portion of the first trajectory at a second position is lower than a predetermined legibility;

and

the first correction unit is configured to use the motion parameters to complement the portion of the first trajectory at the second position in accordance with the first correction strategy.

12. The electronic apparatus according to claim 7, further comprising:

a reception control unit configured to control the electronic apparatus to switch from a first state to a second state upon reception of a first signal transmitted by the sensing unit;

wherein

the first detection unit is configured to detect, with the touch display unit of the electronic apparatus in the second state, the first trajectory generated by the first input operation of the input unit; and

the first signal is a signal collected by the sensing unit when the input unit is held by the user.