CN112433630A - Terminal data processing device and method - Google Patents

Terminal data processing device and method Download PDF

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Publication number
CN112433630A
CN112433630A CN202011241737.4A CN202011241737A CN112433630A CN 112433630 A CN112433630 A CN 112433630A CN 202011241737 A CN202011241737 A CN 202011241737A CN 112433630 A CN112433630 A CN 112433630A
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China
Prior art keywords
analog
digital signal
reference value
digital
analog signal
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CN202011241737.4A
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Chinese (zh)
Inventor
游健超
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Wuhan Jingce Electronic Group Co Ltd
Wuhan Jingli Electronic Technology Co Ltd
Wuhan Jingce Electronic Technology Co Ltd
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Wuhan Jingce Electronic Group Co Ltd
Wuhan Jingli Electronic Technology Co Ltd
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Priority to CN202011241737.4A priority Critical patent/CN112433630A/en
Publication of CN112433630A publication Critical patent/CN112433630A/en
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0416Control or interface arrangements specially adapted for digitisers
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/016Input arrangements with force or tactile feedback as computer generated output to the user
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/14Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G06F3/147Digital output to display device ; Cooperation and interconnection of the display device with other functional units using display panels
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/16Sound input; Sound output
    • G06F3/167Audio in a user interface, e.g. using voice commands for navigating, audio feedback

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • User Interface Of Digital Computer (AREA)

Abstract

A terminal data processing device and method relate to the field of driving chips, and the device comprises: a passive device for generating an analog signal at a frequency, the analog signal changing in accordance with a user operation; the driving chip is connected with the passive device, continuously acquires an analog signal of the passive device at a certain frequency, and performs analog-to-digital conversion on the analog signal to generate a digital signal; and the main board is arranged at the terminal and used for receiving the digital signal generated by the driving chip and carrying out algorithm processing on the received digital signal. The digital signal after the analog signal conversion is calculated through the mainboard, the operation speed is enhanced, the storage space is enlarged, and the cost of the existing driving chip is reduced.

Description

Terminal data processing device and method
Technical Field
The invention relates to the field of driving chips, in particular to a terminal data processing device and a terminal data processing method.
Background
At present, electronic products such as watches, mobile phones, tablets, computers and the like are mainly modularized and comprise batteries, CPUs (central processing units), peripheral parts and the like, wherein the parts comprise various passive devices such as touch panels, fingerprint identification, iris identification and the like. However, the cost of the driving chip of the passive device is high, and along with the current performance requirement, the operation speed and the storage space of the driving chip are insufficient. With the increasing competition of cost, the current driving chip of the passive device has a larger bottleneck for the cost performance problem.
As shown in fig. 1, which is a diagram of a conventional device of a terminal, a touch IC and a main control chip exist independently. The touch panel is used as a passive device and is connected with the touch IC used as a driving chip, after a user clicks the touch panel, the touch IC calculates the sensed data to obtain the coordinate of the touch panel clicked by the user, and the obtained data is stored in Flash of the touch IC. And the touch IC and the main control chip are in protocol connection through the system drive of the terminal to complete data transmission. As shown in fig. 2, the conventional touch IC device is configured such that the calculation is performed by ALU & Interpolation and 8051CORE, and the calculated data is stored by 32K Flash.
In the above prior art, on one hand, corresponding algorithm processing is performed on the touch IC, and if a coordinate point of touch is generally required to be obtained in the touch IC through the algorithm processing, the algorithm processing capability is limited and the calculation speed is slow, and on the other hand, the storage space is limited.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a terminal data processing device and a terminal data processing method.
In order to achieve the above object, in one aspect, a terminal data processing apparatus is provided, including:
a passive device for generating an analog signal at a frequency, the analog signal changing in accordance with a user operation;
the driving chip is connected with the passive device, continuously acquires an analog signal of the passive device at a certain frequency, and performs analog-to-digital conversion on the analog signal to generate a digital signal;
and the main board is arranged at the terminal and used for receiving the digital signal generated by the driving chip and carrying out algorithm processing on the received digital signal.
Preferably, the driving chip includes:
the multiplexing module is used for acquiring the analog signal of the passive device;
the amplifier is used for amplifying the analog signals collected by the multiplexing module;
the analog-to-digital converter is used for performing analog-to-digital conversion on the amplified analog signal;
and the latch is used for latching the digital signal obtained after the analog-to-digital conversion.
Preferably, the performing algorithm processing on the received digital signal includes:
acquiring a stored reference value of the analog signal, wherein the reference value is acquired in advance in a state that the passive device is not triggered;
and comparing the generated digital signal with the reference value, judging that the operation is effective for the user when the difference value between the digital signal and the reference value exceeds a preset threshold value, and calculating aiming at the operation.
Preferably, the performing algorithm processing on the received digital signal includes:
acquiring a stored reference value of the analog signal, wherein the reference value is acquired in advance in a state that the passive device is not triggered;
and comparing the generated digital signal with the reference value, and not performing subsequent processing when the difference value between the digital signal and the reference value does not exceed a preset threshold value.
Preferably, the touch device is a touch screen, and when it is determined that the operation is valid, the performing operation for the current operation includes: and the main board acquires touch coordinates according to the digital signals, performs algorithm processing according to the coordinates and the content corresponding to the current coordinates to acquire an execution result, and responds to user operation according to the execution result.
Preferably, the user operation at least includes one or more of touch control, clicking, face recognition, iris recognition and fingerprint recognition.
Preferably, the terminal responds to the operation of the user according to the result of the memory algorithm processing, and the response at least includes: one or more of displaying an image via a display screen, vibrating a prompt via a vibrator, and sounding a prompt via a sounder.
In another aspect, a terminal data processing method is provided, including:
the passive device generates an analog signal which changes according to the operation of a user at a certain frequency;
continuously acquiring the analog signals at a certain frequency, and generating digital signals through analog-to-digital conversion;
and the main board of the terminal receives the digital signal and performs algorithm processing.
Preferably, the continuously acquiring the analog signal at a certain frequency and performing analog-to-digital conversion to generate a digital signal includes: the analog signals are collected through a multiplexing module, amplified through an amplifier, and subjected to analog-to-digital conversion to obtain digital signals, and then the digital signals are latched through a latch.
Preferably, the receiving and the performing the algorithm processing of the digital signal by the main board of the terminal includes:
acquiring a stored reference value of the analog signal, wherein the reference value is acquired in advance in a state that the passive device is not triggered;
comparing the generated digital signal with the reference value, judging whether the difference value between the digital signal and the reference value exceeds a preset threshold value, if so, judging that the operation is effective for a user, and calculating aiming at the operation; if not, the subsequent treatment is not carried out.
The technical scheme has the following beneficial effects:
1. the passive device converts an analog signal generated by user operation into a digital signal, and transfers the algorithm processing process of the digital signal to the mainboard from the driving chip.
2. Because the storage space of the mainboard is larger than the Flash storage space of the drive chip, the drive chip only transmits the digital signal to the mainboard, the condition that the drive chip performs data compression due to insufficient capacity is avoided, the condition that baseband transmission is performed between the drive chip and the mainboard or data needs to be compressed due to power consumption and the like is also avoided, and the condition that the final display image is distorted due to corresponding data compression is reduced.
3. Because the calculation and the storage of the execution data are both carried out on the mainboard, the traditional drive chip device is simplified, and the cost of the drive chip is reduced.
Drawings
FIG. 1 is a schematic view of a conventional apparatus in the prior art;
FIG. 2 is a schematic diagram of the touch IC device shown in FIG. 1;
FIG. 3 is a diagram of a terminal data processing apparatus according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a driver chip device according to an embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 3, the present invention provides a terminal data processing apparatus, which can be applied to a terminal for data transmission, and the apparatus mainly includes a passive device, a driving chip, and a main board disposed on the terminal.
And the passive device is used for generating an analog signal at a certain frequency, and the analog signal is changed according to the operation of a user.
And the driving chip is connected with the passive device, continuously acquires the analog signal of the passive device at a certain frequency, and performs analog-to-digital conversion on the analog signal to generate a digital signal.
And the main board is arranged at the terminal and used for receiving the digital signal generated by the driving chip and carrying out algorithm processing on the received digital signal.
In the above apparatus, the passive device refers to a device that generates and can change an analog signal based on a user operation, and may be a touch screen, a touch panel (e.g., a touch panel of a notebook), a keyboard, a mouse, or the like.
As shown in fig. 4, in an embodiment, the driving chip includes a multiplexing Module (MUX), an Amplifier (AMP), and an analog-to-digital converter (ADC), and in this embodiment, further includes a Latch (Data Latch). Besides, the driving chip may further include a crystal oscillator, an MCU, an accumulation operator (not shown), and the like.
The multiplexing module is used for continuously acquiring the analog signal of the passive device at a certain frequency; the amplifier is used for amplifying the analog signals collected by the multiplexing module; the analog-to-digital converter is used for performing analog-to-digital conversion on the amplified analog signal to obtain a digital signal; the digital signal obtained after analog-to-digital conversion can be latched by the latch, so that data loss is avoided.
The main board performs algorithm processing on the received digital signal, and the method comprises the following processes:
and acquiring a reference value of the analog signal stored in the mainboard, wherein the reference value is acquired in advance in a state that the passive device is not triggered. The analog signal can be continuously collected for a period of time, and the average value of the analog signal in the period of time is used as the reference value of the analog signal.
And comparing the digital signal generated by the driving chip with the reference value, judging that the operation is effective for the user when the difference value between the digital signal and the reference value exceeds a preset threshold value, and calculating aiming at the operation. The preset threshold value can be set according to different environments and user requirements. It can be understood that, when there is a user operation, the value of the acquired analog signal is greater than the reference value, and when the difference between the current value of the analog signal and the reference value obtained by the main board through comparison exceeds a preset threshold, it is determined that the user operation has occurred, and subsequent algorithm processing is required to respond to the user operation. The subsequent algorithm processing may be to acquire coordinates where the touch operation occurs according to the acquired analog signal, and respond to the user operation according to the content corresponding to the coordinates, for example, may open a current operation interface, open a web page, and the like.
And when the difference value between the digital signal and the reference value does not exceed the preset threshold value, the user operation is not considered to occur, the subsequent processing is not carried out, and the driving chip continuously acquires the analog signal of the passive device at a certain frequency.
As shown in fig. 3, further, the motherboard includes a processor and a memory. And the processor in the mainboard stores the algorithm in advance and performs algorithm processing on the received digital signal. Preferably, the processor may be a CPU. The memory may store a reference value for the analog signal. The memory can also store the algorithm in advance, and the processor calls the algorithm of the memory processing to perform the algorithm processing on the received digital signals.
Further, the result after algorithm processing may also be stored in the memory. Usually, the data is stored in a ROM (Read-Only Memory), and of course, the data may also be stored in a RAM (Random Access Memory) according to the requirement.
Further, the user operation at least includes one or more of touch control, clicking, face recognition, iris recognition and fingerprint recognition.
The terminal can respond to the operation of the user according to the result of the memory algorithm processing, and the method comprises the following steps: one or more of displaying an image via a display screen, vibrating a prompt via a vibrator, and sounding a prompt via a sounder. The generator may be a buzzer or other device that sounds a ring tone.
In one embodiment, if the response to the user operation includes displaying a corresponding image through a display screen, the main board includes a CPU and a Graphics Processing Unit (GPU), the CPU is configured to perform algorithm processing on the received digital signal, the graphics processing unit converts a result of the algorithm processing into a picture to be displayed, and then performs analog-to-digital conversion through a display driving chip, and then displays the picture through the display screen connected to the main board.
In one embodiment, the passive device is a touch screen, the user operation is judged to be effective operation, the main board obtains touch coordinates according to the digital signal, performs algorithm processing according to the coordinates and the content corresponding to the current coordinates to obtain an execution result, and responds to the user operation according to the execution result.
In another embodiment, the passive device is a keyboard, and the analog signal generated by a user click is input data for a key of the keyboard, such as corresponding letters and numbers on the keyboard. After the drive chip carries out analog-to-digital conversion, the mainboard calculates a corresponding result.
The invention also provides a driving chip integration method of the passive device, which comprises the following steps:
s1, the passive device generates an analog signal which changes according to the operation of a user at a certain frequency;
s2, continuously acquiring the analog signals at a certain frequency, and generating digital signals through analog-to-digital conversion;
and S3, the main board of the terminal receives the converted digital signal and performs algorithm processing.
In the step S2, the analog signal is continuously acquired at a certain frequency, and a digital signal is generated through analog-to-digital conversion, which specifically includes: the analog signal of the passive device is collected through the multiplexing module, the analog signal is amplified through the amplifier, the analog signal after amplification is subjected to analog-to-digital conversion to obtain a digital signal, and the digital signal is latched through the latch.
The main board performs algorithm processing on the received digital signal, and specifically includes the following processes:
and acquiring a reference value of the analog signal stored in the mainboard, wherein the reference value is acquired in advance in a state that the passive device is not triggered.
Comparing the digital signal generated by the driving chip with the reference value, judging whether the difference value between the digital signal and the reference value exceeds a preset threshold value, if so, indicating that the operation is effective for a user, and calculating aiming at the operation; if not, the user operation is not considered to be generated, the subsequent processing is not carried out, and the driving chip continues to continuously acquire the analog signal of the passive device at a certain frequency.
The preset threshold value can be set according to different environments and user requirements.
The present invention is not limited to the above-described embodiments, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and such modifications and improvements are also considered to be within the scope of the present invention.

Claims (10)

1. A terminal data processing apparatus, comprising:
a passive device for generating an analog signal at a frequency, the analog signal changing in accordance with a user operation;
the driving chip is connected with the passive device, continuously acquires an analog signal of the passive device at a certain frequency, and performs analog-to-digital conversion on the analog signal to generate a digital signal;
and the main board is arranged at the terminal and used for receiving the digital signal generated by the driving chip and carrying out algorithm processing on the received digital signal.
2. The terminal data processing device according to claim 1, wherein the driver chip includes:
the multiplexing module is used for acquiring the analog signal of the passive device;
the amplifier is used for amplifying the analog signals collected by the multiplexing module;
the analog-to-digital converter is used for performing analog-to-digital conversion on the amplified analog signal;
and the latch is used for latching the digital signal obtained after the analog-to-digital conversion.
3. The terminal data processing apparatus of claim 1, wherein the performing algorithmic processing on the received digital signal comprises:
acquiring a stored reference value of the analog signal, wherein the reference value is acquired in advance in a state that the passive device is not triggered;
and comparing the generated digital signal with the reference value, judging that the operation is effective for the user when the difference value between the digital signal and the reference value exceeds a preset threshold value, and calculating aiming at the operation.
4. The terminal data processing apparatus of claim 1, wherein the performing algorithmic processing on the received digital signal comprises:
acquiring a stored reference value of the analog signal, wherein the reference value is acquired in advance in a state that the passive device is not triggered;
and comparing the generated digital signal with the reference value, and not performing subsequent processing when the difference value between the digital signal and the reference value does not exceed a preset threshold value.
5. The terminal data processing device according to claim 3, wherein the touch device is a touch screen, and when it is determined that the operation is valid, and the performing the operation for the current operation includes: and the main board acquires touch coordinates according to the digital signals, performs algorithm processing according to the coordinates and the content corresponding to the current coordinates to acquire an execution result, and responds to user operation according to the execution result.
6. The terminal data processing device according to claim 1, wherein the user operation includes at least one or more of touch control, click, face recognition, iris recognition, and fingerprint recognition.
7. The terminal data processing apparatus according to claim 1, wherein the terminal responds to the user's operation according to the result of the memory algorithm processing, and the response at least includes: one or more of displaying an image via a display screen, vibrating a prompt via a vibrator, and sounding a prompt via a sounder.
8. A terminal data processing method is characterized by comprising the following steps:
the passive device generates an analog signal which changes according to the operation of a user at a certain frequency;
continuously acquiring the analog signals at a certain frequency, and generating digital signals through analog-to-digital conversion;
and the main board of the terminal receives the digital signal and performs algorithm processing.
9. The terminal data processing method of claim 8, wherein the continuously acquiring the analog signal at a certain frequency and performing analog-to-digital conversion to generate a digital signal comprises: the analog signals are collected through a multiplexing module, amplified through an amplifier, and subjected to analog-to-digital conversion to obtain digital signals, and then the digital signals are latched through a latch.
10. The terminal data processing method of claim 8, wherein the receiving and the performing of the algorithm processing of the digital signal by the main board of the terminal comprises:
acquiring a stored reference value of the analog signal, wherein the reference value is acquired in advance in a state that the passive device is not triggered;
comparing the generated digital signal with the reference value, judging whether the difference value between the digital signal and the reference value exceeds a preset threshold value, if so, judging that the operation is effective for a user, and calculating aiming at the operation; if not, the subsequent treatment is not carried out.
CN202011241737.4A 2020-11-09 2020-11-09 Terminal data processing device and method Pending CN112433630A (en)

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Application Number Priority Date Filing Date Title
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101883179A (en) * 2010-05-07 2010-11-10 深圳桑菲消费通信有限公司 System and method for realizing arbitrary positioning of functional desktop window on mobile phone
CN102023735A (en) * 2009-09-21 2011-04-20 联想(北京)有限公司 Touch input equipment, electronic equipment and mobile phone
CN110333801A (en) * 2019-07-17 2019-10-15 广州华欣电子科技有限公司 A kind of infrared touch panel
CN111258460A (en) * 2018-12-03 2020-06-09 东华镜月(苏州)纺织技术研究有限公司 Intelligent clothing
CN111596855A (en) * 2020-04-24 2020-08-28 沈阳工业大学 Touch type knuckle ring and method supporting command control and interactive operation

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102023735A (en) * 2009-09-21 2011-04-20 联想(北京)有限公司 Touch input equipment, electronic equipment and mobile phone
CN101883179A (en) * 2010-05-07 2010-11-10 深圳桑菲消费通信有限公司 System and method for realizing arbitrary positioning of functional desktop window on mobile phone
CN111258460A (en) * 2018-12-03 2020-06-09 东华镜月(苏州)纺织技术研究有限公司 Intelligent clothing
CN110333801A (en) * 2019-07-17 2019-10-15 广州华欣电子科技有限公司 A kind of infrared touch panel
CN111596855A (en) * 2020-04-24 2020-08-28 沈阳工业大学 Touch type knuckle ring and method supporting command control and interactive operation

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Application publication date: 20210302