Terminal

Patent metadata

Field	Value
Publication number	US-2017003798-A1
Application number	US-201415100186-A
Country	US
Kind code	A1
Filing date	Nov 25, 2014
Priority date	Nov 27, 2013
Publication date	Jan 5, 2017
Grant date	—

Abstract

A terminal, where the terminal includes a conductive sheet configured to form a capacitor with a hand when the hand holds the terminal, and a processor, connected to the conductive sheet, where the processor is configured to detect a capacitance of the capacitor, and determine a holding gesture for the terminal according to the detected capacitance and a preset correspondence between a capacitance and a holding gesture, and the conductive sheet is disposed in the terminal, and when the hand holds the terminal, the conductive sheet forms a capacitor with the hand. When the terminal is held using different holding gestures, capacitances of capacitors formed between the conductive sheet in the terminal and the hand are different, and a correspondence between a capacitance and a holding gesture is preset using this difference.

First claim

1 . A terminal, comprising:
at least one conductive sheet configured to form at least one capacitor with a hand when the hand holds the terminal; and a processor connected to the at-least-one-conductive sheet and configured to;
detect a capacitance of the capacitor; and
determine a holding gesture for the terminal according to the detected capacitance and a preset correspondence between a capacitance and a holding gesture.

2 . The terminal according to claim 1 , wherein the at least one conductive sheet comprises a first conductive sheet and a second conductive sheet, located on or near a left side and a right side of the terminal respectively; wherein the conductive sheet being configured to form at least one capacitor with the hand when the hand holds the terminal, wherein when the hand holds the terminal, the first conductive sheet and the second conductive sheet form a first capacitor and a second capacitor with the hand respectively, wherein the processor is separately connected to the first conductive sheet and the second conductive sheet, and wherein the processor is further configured to:
separately detect capacitances of the first capacitor and the second capacitor; and determine the holding gesture for the terminal according to the detected capacitances and the preset correspondence between the capacitance and the holding gesture.

3 . The terminal according to claim 2 , wherein the preset correspondence between the capacitance and the holding gesture comprises:
determining that the holding gesture for the terminal is holding with a left hand when the capacitance of the first capacitor is greater than the capacitance of the second capacitor; and determining that the holding gesture for the terminal is holding with a right hand when the capacitance of the first capacitor is less than the capacitance of the second capacitor.

4 . The terminal according to claim 2 , wherein the preset correspondence between the capacitance and the holding gesture comprises:
determining that the holding gesture for the terminal is holding with a left hand when a left hand when a difference between the capacitance of the first capacitor and the capacitance of the second capacitor is greater than a first threshold; and determining that the holding gesture for the terminal is holding with a right hand when the difference between the capacitance of the second capacitor and the capacitance of the first capacitor is greater than a second threshold.

5 . The terminal according to claim 2 , wherein the preset correspondence between the capacitance and the holding gesture comprises:
determining that the holding gesture for the terminal is holding with a left hand when capacitance data belongs to a first data set, wherein the capacitance data comprises the capacitance of the first capacitor and the capacitance of the second capacitor, wherein the first data set is a data set determined in advance, and wherein the first data set corresponds to holding with the left hand; and determining that the holding gesture for the terminal is holding with a right hand when the capacitance data belongs to a second data set, wherein the second data set is another data set determined in advance, and wherein the second data set corresponds to holding with the right hand.

6 . The terminal according to claim 5 , wherein the capacitance data is a data point that has a horizontal coordinate being the capacitance of the first capacitor, and a vertical coordinate being the capacitance of the second capacitor, and wherein the first data set and the second data set are coordinate regions in a coordinate system.

7 . The terminal according to claim 2 , wherein the first conductive sheet and the second conductive sheet are symmetrically arranged along a central line between the left side and the right side of the terminal.

8 . The terminal according to claim 2 , wherein the processor comprises a capacitance detection chip and a central processing unit (CPU), wherein the capacitance detection chip is connected to the CPU, wherein the capacitance detection chip is separately connected to the first conductive sheet and the second conductive sheet, wherein the capacitance detection chip is configured to separately detect the capacitances of the first capacitor and the second capacitor, and wherein the CPU is configured to determine the holding gesture for the terminal according to the detected capacitances and the preset correspondence between the capacitance and the holding gesture.

9 . The terminal according to claim 8 , wherein the capacitance detection chip comprises multiple pins, wherein the first conductive sheet is connected to a first pin of the multiple pins using a first conductive wire, wherein the second conductive sheet is connected to a second pin of the multiple pins using a second conductive wire, wherein the multiple pins further comprise a third pin and a fourth pin, wherein the third pin is connected to a third conductive wire, wherein the third conductive wire is arranged in parallel with the first conductive wire, wherein the fourth pin is connected to a fourth conductive wire, and wherein the fourth conductive wire is arranged in parallel with the second conductive wire.

10 . The terminal according to claim 1 , wherein the at least one conductive sheet comprises a third conductive sheet, wherein the third conductive sheet is located on a left side or a right side or a back side of the terminal, wherein the at least one capacitor is a third capacitor formed by the third conductive sheet and the hand, and wherein the preset correspondence between the capacitance and the holding gesture comprises:
determining that the holding gesture for the terminal is holding with a left hand when a capacitance of the third capacitor belongs to a first value range; and determining that holding gesture for the terminal is holding with a right hand when the capacitance of the third capacitor belongs to a second value range.

11 . The terminal according to claim 1 , wherein a length of the at least one conductive sheet is greater than or equal to six centimeters, and wherein a width of the conductive sheet is greater than or equal to one point five millimeters.

12 . The terminal according to claim 1 , wherein the at least one conductive sheet is any one of a copper sheet, a flexible printed circuit (FPC), an steel use stainless (SUS) steel sheet, and graphite.

13 . The terminal according to claim 1 , wherein the processor comprises a capacitance detection chip and a CPU, wherein the capacitance detection chip is connected to the at least one conductive sheet and configured to detect the capacitance of the at least one capacitor, and wherein the CPU is connected to the capacitance detection chip and configured to determine the holding gesture for the terminal according to the detected capacitance and the preset correspondence between the capacitance and the holding gesture.

14 . The terminal according to claim 1 , wherein the processor is a CPU.

15 . The terminal according to claim 1 , wherein the processor is a capacitance detection chip.

16 . A terminal, comprising:
a capacitive touch panel configured to generate a capacitance change when a hand touches the capacitive touch panel; and a processor coupled to the capacitive touch panel and configured to:
determine, according to the capacitance change, a corresponding touch region on the capacitive touch panel that the hand touches; and
determine a holding gesture for the terminal according to the touch region and a preset correspondence between a touch region and a holding ge

Assignees

• Huawei Device Co Ltd

Inventors

• Peng Xu
• Li Hang
• Meng Chao
• Leng Hongchao

Classifications

• G06F3/04883

  for inputting data by handwriting, e.g. gesture or text · CPC title

• G06F3/0416 Primary

  Control or interface arrangements specially adapted for digitisers · CPC title

• G06F3/044

  by capacitive means · CPC title

• G06F1/1626 Primary

  with a single-body enclosure integrating a flat display, e.g. Personal Digital Assistants [PDAs] · CPC title

• G06F3/04186

  Touch location disambiguation · CPC title