KR20140023011A - Speaker structure of mobile - Google Patents

Speaker structure of mobile Download PDF

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Publication number
KR20140023011A
KR20140023011A KR1020120089296A KR20120089296A KR20140023011A KR 20140023011 A KR20140023011 A KR 20140023011A KR 1020120089296 A KR1020120089296 A KR 1020120089296A KR 20120089296 A KR20120089296 A KR 20120089296A KR 20140023011 A KR20140023011 A KR 20140023011A
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KR
South Korea
Prior art keywords
mobile communication
communication terminal
speaker
call
touch screen
Prior art date
Application number
KR1020120089296A
Other languages
Korean (ko)
Inventor
김기환
Original Assignee
김기환
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 김기환 filed Critical 김기환
Priority to KR1020120089296A priority Critical patent/KR20140023011A/en
Publication of KR20140023011A publication Critical patent/KR20140023011A/en

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2250/00—Details of telephonic subscriber devices
    • H04M2250/12—Details of telephonic subscriber devices including a sensor for measuring a physical value, e.g. temperature or motion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2250/00—Details of telephonic subscriber devices
    • H04M2250/16—Details of telephonic subscriber devices including more than one display unit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2250/00—Details of telephonic subscriber devices
    • H04M2250/22—Details of telephonic subscriber devices including a touch pad, a touch sensor or a touch detector

Abstract

The present invention relates to a mobile communication terminal that does not have a speaker for a call on the display surface and has a speaker for a voice call on the back of the mobile communication terminal so as to bring the back of the mobile communication terminal without a display face close to the user's ear and mouth when making a phone call. It is to make a phone call.
The present invention for this purpose is a mobile communication terminal without a speaker for a call on the display surface including a telephone circuit unit 10, a touch screen 11 disposed on the front of the mobile communication terminal 1 for displaying various information, It is characterized in that the rear of the communication terminal 1 is provided with one speaker 14 or a speaker 14, 15 for outputting two voice calls.

Description

Mobile phone without speaker for display on display side {SPEAKER STRUCTURE OF MOBILE}

The present invention relates to a mobile communication terminal such as a smart phone, and more particularly, having a speaker for a voice call on the back of the mobile communication terminal, while holding the back of the mobile communication terminal without a display surface when making a telephone call close to the user's ear and mouth. The present invention relates to a mobile communication terminal that does not have a speaker for a call on a display surface for making a phone call.

In another aspect, the present invention is to forcibly cut off the power supplied to the touch screen during the phone call between the user and the other party to reduce unnecessary power consumption.

Recently, as the penetration rate of mobile communication terminals such as smart phones increases, mobile communication terminals having various designs, functions, and efficiency have been released to satisfy various needs of users. In particular, there is an increasing interest in a user interface that enables a user to conveniently operate a mobile communication terminal. For this purpose, a user input may be improved by combining a new input means or a combination of an existing input means and a new input means. Technologies are constantly being researched and developed.

The conventional user interface is made through a hardware keypad provided in the mobile communication terminal, but recently, a touch pad or a touch screen is adopted as an input means to control the mobile communication terminal flexibly and quickly.

In the conventional user interface as described above, after the user visually checks a specific key button or touch screen area, the user may input information desired by pressing a corresponding key button or touching an area output on the touch screen.

In the case of a mobile communication terminal such as a smart phone employing the touch screen as described above, it displays a variety of information to the user and transmits it, and also serves as a touch interface as mentioned above, which can impair the visibility of the touch screen. Although various efforts have been made, such as adopting anti-pollution coating technology, it is necessary to clean the touch screen, that is, the display surface from time to time, because contamination by sweat or cosmetics on the face of the phone cannot be avoided.

In addition, the conventional mobile communication terminal brings unnecessary power consumption since the touch screen is continuously turned on during a call, and the user feels heat when contacting the face and the touch screen surface during a call.

In addition, when the speaker is placed in front of the mobile terminal together with the touch screen, in order to place the speaker in the front of the mobile terminal, the speaker hole or the speaker groove must be dug in the surface glass, which is very difficult and defects occur during processing. As a result, the reliability of the product may be a factor.

And when the speaker is placed in front of the mobile communication terminal, the design flexibility is reduced when designing the mobile communication terminal.

In particular, in the case of a mobile communication terminal such as a smart phone, the display area is gradually increasing. When the speaker is disposed in front of the mobile communication terminal, the display area is relatively narrowed as much as the speaker occupies, so research and development for reducing the size of the speaker are in progress. However, this does not prevent the display area from shrinking as much as the speaker occupies.

In addition, the mobile communication terminal is provided with a microphone together with the speaker as described above, the speaker and the microphone is not limited to the voice call, and also its position is also filed in advance, registered and published in the domestic publication No. 10-2001-0017270 As disclosed in Korean Patent Application Publication No. 10-0496974, Korean Patent Publication No. 10-2008-0032267, Korean Patent Publication No. 10-2010-0060457, and the like, various researches and developments have been made.

Here, the 'external speaker and microphone of the mobile phone' of the Korean Patent Publication No. 10-2001-0017270 is formed in a predetermined position of the main body of the mobile phone and the mobile phone main body and has a circuit configuration to include the function of the microphone jack connector. A tunnel host interface connector, a speaker and a microphone to which a call function of the mobile phone is added as the external host interface connector is mounted or a speakerphone unit is mounted to the mobile phone main body.

In addition, in Korean Patent Registration No. 10-0496974, 'External speaker control method of mobile communication terminal', a loud sound event occurs when the mobile communication terminal approaches the human body when it is mounted outside the mobile communication terminal and controls the high power loudspeaker. In order to prevent the sensor from operating, and according to the operation of the sensor, the mobile communication terminal is close to the human body to drive the vibration motor using the vibration motor driving unit to block the output of the loudspeaker.

In addition, the speaker device and its operating method of the portable terminal of Korean Patent Publication No. 10-2008-0032267 'PCM data provided from the controller through a speaker device for outputting voice or music, and a speaker path or receiver path connected to the speaker device A codec for converting the signal into an analog audio signal and outputting the signal, a switching device interposed between the speaker path and the receiver path to selectively connect the analog audio signal output through the codec, and a specific key button installed at the terminal. And a controller configured to control the switching device to selectively output the corresponding voice or music to the corresponding speaker path or the receiver path as the input of the specific key button is sensed.

In addition, the Korean Patent Application Publication No. 10-2010-0060457 in the 'operating mode control apparatus and method of the mobile communication terminal' includes a sensor unit for detecting the contact between the mobile communication terminal and the user and the direction of the housing of the mobile communication terminal, the detection of the sensor unit A storage unit for authoring operation mode information of the mobile communication terminal corresponding to the signal, receiving contact signals between the mobile communication terminal and the user and a direction of the housing of the mobile communication terminal, and receiving operation mode information corresponding to the detection signal. The control unit for controlling the operation mode of the mobile terminal based on the.

However, the prior art as described above is to control the operation mode of the mobile communication terminal by selectively driving one or more speakers or having a separate sensor, the touch screen window that the user can experience during the transmission and reception of the terminal, that is, display It can improve the user's discomfort such as heat generation of cotton (heat feeling in the facial skin due to the heat generated in the operating state), sweat generated from the facial skin after use, contamination of the display surface due to adsorption of subcutaneous fat or cosmetic substances. There is no disclosure regarding the mechanism structure of a terminal.

Korean Patent Publication No. 10-2001-0017270 (2001.03.05.published) Domestic Patent No. 10-0496974 (2005. 06. 23. Registered Notice) Korean Patent Publication No. 10-2008-0032267 (published Apr. 15, 2008) Korean Patent Publication No. 10-2010-0060457 (published 06.07.2010)

The present invention for overcoming the limitations of the prior art in consideration of the use environment from the user's point of view as described above is provided with a voice call speaker on the back of the mobile communication terminal, so The purpose is to keep the display surface clean by making a phone call close to the user's ear and mouth.

In another aspect, the present invention is to forcibly cut off the power supplied to the touch screen to turn on the display window during the phone call to reduce unnecessary power consumption, eliminating the heat that comes in contact with the face during the call.

The first embodiment of the mobile communication terminal without a speaker for a call on the display surface according to the present invention for achieving the above object is a telephone circuit unit, a touch screen disposed on the front of the mobile communication terminal to display a variety of information In a mobile communication terminal having no speaker for a display on the display surface, one speaker or a speaker for outputting two voices is provided on the rear of the mobile communication terminal.

In addition, a second embodiment of the mobile communication terminal without a speaker for a call on the display surface according to the present invention includes a telephone circuit unit, a touch screen arranged in front of the mobile communication terminal for displaying various information, a speaker and a microphone for a voice call. In the mobile communication terminal having no speaker for the display surface including a, it characterized in that the speaker for outputting one speaker or two voice for voice on the back of the mobile communication terminal.

In the first and second embodiments, the two speakers are disposed above and below the rear surface of the mobile communication terminal.

In the first and second embodiments, it is characterized in that it further comprises a small liquid crystal disposed on the back of the mobile communication terminal to display the caller information when the incoming call.

In the first and second embodiments, a proximity sensor for detecting a face is provided on the rear surface of the mobile communication terminal, and the touch screen is displayed when the mobile communication terminal is switched to a call mode and a face is detected by the proximity sensor. It is characterized in that the power supply is cut off.

The mobile communication terminal is characterized in that to cut off the power supplied to the touch screen when switching to the call mode.

When the mobile communication terminal outputs the voice for the call to two speakers, the voice for the call is collected by two microphones located above and below the mobile communication terminal.

The speaker is a speaker for notifying the incoming call, characterized in that the output level is automatically adjusted to a level suitable for a telephone call in the call mode.

Therefore, according to the present invention, the present invention is provided by providing a voice call speaker on the back of the mobile communication terminal and making a phone call with the back of the mobile communication terminal having no display surface close to the user's ear and mouth when making a phone call. There is an effect to minimize contamination by foreign matter such as cosmetics or sweat on the cotton.

In addition, the present invention has the effect of reducing unnecessary power consumption, eliminating the heat during the call by forcibly shutting off the power supplied to the touch screen when it is confirmed that the phone call to the back by the proximity sensor.

In addition, the present invention does not damage the resolution of the display surface even without the anti-fingerprint coating on the touch screen, it is possible to maximize the touch screen, that is, the display area, it is possible to improve the design flexibility.

And the present invention can reduce the speaker hole processing failure rate when processing the front (surface) glass of the mobile communication terminal, there is an effect that can make a phone call even if you hold the mobile communication terminal upside down when the speaker is placed above and below the back. .

1 is a block diagram of a mobile communication terminal without a speaker for a call on the display surface according to the present invention.
2 is a perspective view of the mobile communication terminal disclosed in FIG.
3 is a rear perspective view of the mobile communication terminal disclosed in FIG.
4 is a flowchart illustrating a process of intercepting power supplied to a touch screen according to a telephone call state by an incoming or outgoing call.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram of a mobile communication terminal without a speaker for a call on the display surface according to the present invention.

As shown in Fig. 1, the first embodiment of the mobile communication terminal 1 according to the present invention is arranged on the telephone circuit section 10 and the front surface 2 in which the overall operation of the mobile communication terminal 1 is performed. Touch screen 11, proximity sensor 12 disposed on the back 3, small liquid crystal 13, one or two speakers 14, 15, two microphones 17 located at the upper and lower portions ( 18).

In addition, the mobile communication terminal 1 of the second embodiment has a voice call speaker 16 on the front surface 2 similarly to the conventional mobile communication terminal.

The two speakers 14 and 15 are for voice calls and are disposed above and below the rear surface 3 of the mobile communication terminal 1.

Here, one or both of the speakers 14 and 15 may also be used as a speaker for notifying incoming calls from the other party. In this case, the speakers 14 and 15 may be operated in a mobile communication terminal. Depending on the call mode, the output level is automatically adjusted to notify you of incoming status or to maintain the appropriate level for phone calls with the other party.

The small liquid crystal 13 is a display element which is arranged on the back 3 of the mobile communication terminal 1 and displays caller information when a call is received. It is possible to check the information of the other party, that is, the sender, through the small liquid crystal 13 without checking the touch screen 11 of).

The proximity sensor 12 is disposed on the back 3 of the mobile communication terminal 1 so that when the back 3 of the mobile communication terminal 1 is brought close to the ear and mouth for a telephone call, As a sensor for sensing, the mobile communication terminal 1 forces the power supplied to the touch screen 11 when a call to the other party or a call from the other party is switched to a call mode and a face is detected by the proximity sensor 12. By cutting off the power supply, unnecessary power consumption can be minimized.

In addition, when the proximity sensor 12 is not provided in the mobile communication terminal 1, the mobile communication terminal 1 immediately calls the other party or when a call from the other party switches to the call mode. By forcibly cutting off the power supplied to the touch screen 11, unnecessary power consumption may be minimized.

The two microphones 17 and 18 are microphones located in the upper and lower sides of the mobile communication terminal 1, which are close-up or hang-up calls (or near-normal calls), and are modes that can be quietly talked without affecting the surroundings. It's a microphone for.) The two microphones 17 and 18 collect the voice for the call when outputting the voice for the call to the two speakers 14 and 15.

2 and 3 are perspective views of the mobile communication terminal 1 shown in FIG.

As shown in Figs. 2 and 3, the mobile communication terminal 1 has a touch screen 11 on the front surface 2, which has the largest area, and has a proximity sensor 12 and a small liquid crystal on the back surface 3, respectively. 13, speakers 14 and 15, and a microphone 17 on the top. Although not shown in the drawing, a microphone may be provided below and a speaker for a general voice call may be provided on the front surface thereof.

In other words, in the present invention, since the speaker 14 or 15 for the voice call is not disposed on the front surface provided with the touch screen 11, the user makes a phone call with the other party using the rear speaker and the touch screen ( 11) Do not get foreign substances such as sweat or cosmetics.

4 is a flowchart illustrating a process of intercepting power supplied to a touch screen according to a telephone call state by an incoming or outgoing call.

First, the telephone circuit unit 10 checks whether the user has made a call to the other party or if a call has been received from the other party (S11) (S12).

When the other party receives a call made by the user or the user receives a call from the other party (S13), the telephone circuit unit 10 analyzes a detection signal of the proximity sensor 13, so that the user wears the mobile communication terminal 1. That is, it is checked whether the ear and the mouth were brought close (S14).

As a result, when the body is detected by the proximity sensor 13, the telephone circuit unit 10 cuts off the power supplied to the touch screen 11 (S15), and controls the normal telephone call with the other party (S16).

Unlike the above, even when the proximity sensor 13 is not provided in the mobile communication terminal 1, the power supplied to the touch screen 11 can be controlled according to the call state. In this case, the telephone circuit unit 10 When the other party receives a call to the other party or the user receives a call from the other party, the power supply to the touch screen 11 is immediately cut off without analyzing the detection signal of the proximity sensor 13, and the normal telephone call with the other party can be controlled. Can be.

1: Mobile communication terminal 2: Front
3: back 11: touch screen
12: proximity sensor 13: small liquid crystal
14, 15, 16: Speaker 17, 18: Microphone

Claims (8)

In the mobile communication terminal without a speaker for a call on the display surface including a telephone circuit unit 10, a touch screen 11 disposed in front of the mobile communication terminal 1 to display various information,
The mobile communication terminal having no speaker on the display surface, characterized in that the speaker 14, 15 for outputting one speaker 14 or two call voices are provided on the rear surface of the mobile communication terminal 1. . On the display surface including a telephone circuit unit 10, a touch screen 11 disposed on the front of the mobile communication terminal 1 to display various information, a speaker 16 for voice call, and a microphone 17, 18. In a mobile communication terminal without a speaker for a call,
Mobile communication without a speaker for display on the display surface, characterized in that the speaker 14, 15 for outputting one speaker 14 or two voice for voice is further provided on the rear of the mobile communication terminal (1) terminal. 3. The method according to claim 1 or 2,
The two speakers (14) (15) is a mobile communication terminal without a speaker for the call, characterized in that disposed on the top and bottom of the back of the mobile communication terminal (1). 3. The method according to claim 1 or 2,
And a small liquid crystal device (13) disposed on the rear surface of the mobile communication terminal (1) for displaying caller information upon incoming call. 3. The method according to claim 1 or 2,
Proximity sensor 12 for detecting a face is provided on the back of the mobile communication terminal 1, when the mobile communication terminal 1 is switched to the call mode and the face is detected by the proximity sensor 12 Mobile communication terminal without a speaker for a call on the display surface, characterized in that to cut off the power supplied to the touch screen (11). 3. The method according to claim 1 or 2,
The mobile communication terminal without a speaker for a call on the display surface, characterized in that to cut off the power supplied to the touch screen (11) when the mobile communication terminal (1) is switched to the call mode. 3. The method according to claim 1 or 2,
The mobile communication terminal 11 uses two microphones 17 and 18 located above and below the mobile communication terminal 1 when outputting the call voice to the two speakers 14 and 15. Mobile communication terminal without a speaker for a call, characterized in that for collecting the display surface. 3. The method according to claim 1 or 2,
The speaker (14) (15) is a speaker for notifying the incoming call is a mobile communication terminal without a speaker for a call on the display surface, characterized in that the output level is automatically adjusted to a level suitable for a telephone call in the call mode.
KR1020120089296A 2012-08-16 2012-08-16 Speaker structure of mobile KR20140023011A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020120089296A KR20140023011A (en) 2012-08-16 2012-08-16 Speaker structure of mobile

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Application Number Priority Date Filing Date Title
KR1020120089296A KR20140023011A (en) 2012-08-16 2012-08-16 Speaker structure of mobile

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101389918B1 (en) * 2012-10-08 2014-04-29 주식회사 한국이엔티 Smart phone having function of sheltering electric wave
WO2019024198A1 (en) * 2017-08-03 2019-02-07 中兴通讯股份有限公司 Sound playback method, terminal, and storage medium

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101389918B1 (en) * 2012-10-08 2014-04-29 주식회사 한국이엔티 Smart phone having function of sheltering electric wave
WO2019024198A1 (en) * 2017-08-03 2019-02-07 中兴通讯股份有限公司 Sound playback method, terminal, and storage medium

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