TWI410143B - Headphone and mobile phone system - Google Patents
Headphone and mobile phone system Download PDFInfo
- Publication number
- TWI410143B TWI410143B TW097126324A TW97126324A TWI410143B TW I410143 B TWI410143 B TW I410143B TW 097126324 A TW097126324 A TW 097126324A TW 97126324 A TW97126324 A TW 97126324A TW I410143 B TWI410143 B TW I410143B
- Authority
- TW
- Taiwan
- Prior art keywords
- unit
- message
- mobile phone
- earphone
- short message
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 230000005236 sound signal Effects 0.000 claims description 5
- 239000000284 extract Substances 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 210000004556 brain Anatomy 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Telephone Function (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
本發明涉及通訊領域,特別涉及一種耳機及行動電話系統。The present invention relates to the field of communications, and in particular to a headset and a mobile phone system.
眾所周知,行動電話已成為人們溝通與交流的主要通訊設備。為了方便使用者操作行動電話及防止行動電話輻射對人大腦的損傷,大多數行動電話都設置有免提聽筒及耳機插口。有了免提聽筒,使用者在接聽電話時就不需要將行動電話話筒緊貼在耳朵上,如此可使行動電話遠離人的大腦。然而,用免提聽筒通話時音量過大,不免容易洩漏通話內容,給使用者帶來了煩惱。As we all know, mobile phones have become the main communication device for people to communicate and communicate. In order to facilitate the user to operate the mobile phone and prevent the mobile phone radiation from damaging the human brain, most mobile phones are provided with a hands-free earpiece and a headphone jack. With the hands-free handset, the user does not need to hold the mobile phone microphone close to the ear when answering the call, thus keeping the mobile phone away from the human brain. However, when the volume is too large when talking with the hands-free handset, it is easy to leak the contents of the call, which brings trouble to the user.
於是,業界出現了各種各樣與行動電話匹配的耳機。使用者只需將耳機插頭插入行動電話的耳機插孔中,接聽電話時便可藉由耳機上設置的麥克風與親友通話。然而,當用戶需要操作行動電話時,除了接通/掛斷電話,其他時候仍需要將行動電話從口袋裏取出,以便藉由設置於行動電話上的功能按鍵來控制行動電話完成相關功能,如此給用戶帶來了諸多不便。As a result, a variety of headsets that match mobile phones have emerged. The user only needs to insert the earphone plug into the earphone jack of the mobile phone, and when the phone is answered, the microphone can be used to talk with friends and relatives through the microphone set on the earphone. However, when the user needs to operate the mobile phone, in addition to turning on/off the phone, the mobile phone needs to be taken out of the pocket at other times, so as to control the mobile phone to complete the related function by the function button set on the mobile phone, It brings a lot of inconvenience to the user.
有鑒於此,有必要提供一種方便操作行動電話的耳機。In view of this, it is necessary to provide an earphone that is convenient for operating a mobile phone.
還有必要提供一種使用該耳機的行動電話系統。It is also necessary to provide a mobile phone system using the earphone.
一種耳機,用於與行動電話相連。耳機包括操作單元及顯示單元,操作單元用於響應用戶操作產生簡訊編輯指 令,並傳送給行動電話以生成簡訊內容,顯示單元用於顯示所述行動電話傳送的簡訊內容。操作單元還用於響應用戶操作產生發送指令,並傳送至所述行動電話以發送編輯完成的簡訊內容。A headset for connecting to a mobile phone. The earphone comprises an operation unit and a display unit, and the operation unit is configured to generate a message editing finger in response to the user operation And transmitting to the mobile phone to generate the content of the short message, and the display unit is configured to display the content of the short message transmitted by the mobile phone. The operating unit is further configured to generate a sending instruction in response to the user operation, and transmit to the mobile phone to send the edited finished message content.
一種行動電話系統,其包括行動電話及耳機。行動電話包括通訊單元及控制單元,控制單元包括簡訊單元。耳機包括操作單元及顯示單元,簡訊單元響應用戶在操作單元上操作產生的簡訊編輯指令生成簡訊內容,並傳送給耳機以在所述顯示單元上顯示所述簡訊內容,且在接收到用戶在操作單元上操作產生的發送指令時,藉由所述通訊單元發送編輯完成的簡訊內容。A mobile phone system includes a mobile phone and a headset. The mobile phone includes a communication unit and a control unit, and the control unit includes a message unit. The earphone comprises an operation unit and a display unit, and the message unit generates the message content in response to the message editing instruction generated by the user operating on the operation unit, and transmits the message content to the earphone to display the message content on the display unit, and receives the user operation When the sending instruction generated by the operation on the unit is sent, the edited completed short message content is sent by the communication unit.
上述耳機及行動電話系統,藉由在耳機上設置顯示單元及操作單元的方式,行動電話可響應用戶在操作單元上的操作編輯簡訊內容,將上述簡訊內容提供給耳機的顯示單元顯示,並可發送編輯完成的簡訊內容。如此,可使用戶方便地操作行動電話。In the above-mentioned earphone and mobile phone system, by setting the display unit and the operation unit on the earphone, the mobile phone can edit the content of the message in response to the operation of the user on the operation unit, and provide the content of the message to the display unit of the earphone, and Send edited SMS content. In this way, the user can conveniently operate the mobile phone.
本實施方式提出了一種方便操作行動電話的行動電話系統,即在耳機上設置LCD屏及操作鍵盤。需要使用該耳機時,只需將耳機插頭插入到行動電話對應的介面中。當有來電時,可藉由按壓耳機的操作鍵盤上的特定按鍵,以接聽電話。當要撥打電話時,只需在耳機的操作鍵盤上執行相關操作,即可將行動電話中存儲的電話號碼提供給LCD屏顯示,並可選定待撥打號碼,藉由行動電話發送呼 叫請求。當需要發送簡訊時,只需藉由耳機的操作鍵盤來編輯簡訊,並藉由LCD屏顯示編輯的簡訊內容,編輯完成後即可藉由行動電話將簡訊發送出去。The embodiment provides a mobile phone system for conveniently operating a mobile phone, that is, an LCD screen and an operating keyboard are disposed on the earphone. When you need to use the headset, simply plug the headset into the corresponding interface of your mobile phone. When there is an incoming call, the call can be answered by pressing a specific button on the operating keyboard of the headset. When you want to make a call, you only need to perform related operations on the operation keyboard of the headset, you can provide the phone number stored in the mobile phone to the LCD screen display, and you can select the number to be dialed and send the call by mobile phone. Call the request. When a short message needs to be sent, the short message is edited by the operation keyboard of the earphone, and the edited newsletter content is displayed on the LCD screen, and the short message can be sent out by the mobile phone after the editing is completed.
請一併參閱圖1及圖2,其為一較佳實施方式的行動電話系統100的架構圖及功能模組圖。行動電話系統100包括行動電話10及耳機30。Please refer to FIG. 1 and FIG. 2 , which are a structural diagram and a functional module diagram of a mobile phone system 100 according to a preferred embodiment. The mobile phone system 100 includes a mobile phone 10 and an earphone 30.
行動電話10包括第一介面12、第二介面14、存儲單元15、控制單元16、通訊單元18、觸發單元20及提示單元22。耳機30包括第一插頭32、第二插頭34、操作單元36、顯示單元38、耳機聽筒40及麥克風42。The mobile phone 10 includes a first interface 12, a second interface 14, a storage unit 15, a control unit 16, a communication unit 18, a trigger unit 20, and a prompt unit 22. The earphone 30 includes a first plug 32, a second plug 34, an operation unit 36, a display unit 38, an earphone earpiece 40, and a microphone 42.
第一介面12及第二介面14用於供第一插頭32及第二插頭34插入,並在插入時分別與第一插頭32及第二插頭34電性連接。當用戶需要使用耳機30時,需將第一插頭32及第二插頭34分別插入第一介面12及第二介面14中,以分別與第一介面12及第二介面14電性連接。The first interface 12 and the second interface 14 are used for the first plug 32 and the second plug 34 to be inserted, and are electrically connected to the first plug 32 and the second plug 34 respectively when inserted. When the user needs to use the earphone 30, the first plug 32 and the second plug 34 are respectively inserted into the first interface 12 and the second interface 14 to be electrically connected to the first interface 12 and the second interface 14, respectively.
存儲單元15中存儲有電話號碼訊息。電話號碼訊息包括已撥電話、已接電話、未接電話、通訊錄等電話號碼列表。A phone number message is stored in the storage unit 15. The phone number message includes a list of phone numbers such as dialed calls, received calls, missed calls, and contacts.
控制單元16為微處理器,其包括電話單元160及簡訊單元162。電話單元160響應通訊單元18接收的來電請求產生來電消息,來電消息包括來電號碼及來電提示訊息。簡訊單元162響應通訊單元18接收的簡訊產生簡訊消息,簡訊消息包括短訊號碼、簡訊內容及簡訊提示訊息。簡訊單元162還將通訊單元18接收到的簡訊存儲在存儲單元 15中。在本實施方式中,通訊單元18包括天線。Control unit 16 is a microprocessor that includes a telephone unit 160 and a short message unit 162. The telephone unit 160 generates an incoming call message in response to the incoming call request received by the communication unit 18, and the incoming call message includes an incoming call number and an incoming call alert message. The short message unit 162 generates a short message in response to the short message received by the communication unit 18, and the short message includes a short message number, a short message content, and a short message prompt message. The short message unit 162 also stores the short message received by the communication unit 18 in the storage unit. 15 in. In the present embodiment, the communication unit 18 includes an antenna.
電話單元160藉由第一介面12及第一插頭32將來電號碼提供給顯示單元38,以顯示來電號碼。在本實施方式中,顯示單元38為LCD顯示幕。The telephone unit 160 provides the incoming call number to the display unit 38 via the first interface 12 and the first plug 32 to display the incoming call number. In the present embodiment, the display unit 38 is an LCD display screen.
電話單元160及簡訊單元162還分別將來電提示訊息及簡訊提示訊息提供給觸發單元20。觸發單元20用於分別將來電提示訊息及簡訊提示訊息轉換為適合提示單元22播放的來電提示訊號及簡訊提示訊號,並分別提供給提示單元22產生提示訊息,以提醒用戶接聽電話及查看簡訊。上述提示訊息的方式可為發光、聲音或振動提示。The telephone unit 160 and the short message unit 162 also provide an incoming call alert message and a short message alert message to the trigger unit 20, respectively. The triggering unit 20 is configured to convert the incoming call alert message and the short message alert message into an incoming call alert signal and a short message alert signal suitable for the prompting unit 22 to be played, and respectively provide the prompting unit 22 to generate a prompt message to remind the user to answer the call and view the short message. The above prompt message may be a light, sound or vibration prompt.
操作單元36為操作鍵盤。電話單元160用於藉由第一介面12及第一插頭32接收用戶在操作單元36上操作產生的接聽指令,並響應接聽指令以接通電話。電話單元160還用於在電話接通時產生接通訊號,並將通訊單元18接收的主叫聲音訊息轉換成主叫音頻訊號,以藉由第二介面14及第二插頭34提供給耳機聽筒40播放聲音。The operating unit 36 is an operating keyboard. The telephone unit 160 is configured to receive an answering command generated by the user operating on the operating unit 36 by the first interface 12 and the first plug 32, and respond to the answering command to turn on the telephone. The telephone unit 160 is further configured to generate a communication number when the telephone is turned on, and convert the calling voice message received by the communication unit 18 into a calling audio signal to be provided to the earphone through the second interface 14 and the second plug 34. 40 plays the sound.
麥克風42用於藉由第二插頭34及第二介面14接收接通訊號,並響應接通訊號採集用戶的通話聲音,以產生被叫聲音訊息藉由第二插頭34及第二介面14傳送給電話單元160,電話單元160將被叫聲音訊息轉換成被叫音頻訊號,並藉由通訊單元18發送。The microphone 42 is configured to receive the communication number by using the second plug 34 and the second interface 14, and collect the voice of the user in response to the communication number to generate the called voice message to be transmitted by the second plug 34 and the second interface 14. The telephone unit 160 converts the called voice message into a called audio signal and transmits it by the communication unit 18.
操作單元36還用於響應用戶操作產生撥號查找指令。電話單元160藉由第一介面12及第一插頭32接收撥號查找指令,響應撥號查找指令在存儲單元15存儲的電話 號碼訊息中查找待撥打號碼,並提取電話號碼訊息中的電話號碼,藉由第一介面12及第一插頭32提供給顯示單元38顯示。The operating unit 36 is also operative to generate a dial lookup command in response to a user operation. The telephone unit 160 receives the dialing lookup command by the first interface 12 and the first plug 32, and responds to the call stored in the storage unit 15 by the dialing lookup command. The number to be dialed is found in the number message, and the phone number in the phone number message is extracted, and the first interface 12 and the first plug 32 are provided to the display unit 38 for display.
操作單元36還用於響應用戶操作產生呼叫指令。電話單元160藉由第一介面12及第一插頭32接收呼叫指令,並根據呼叫指令從存儲單元15中提取出待撥打號碼,以產生呼叫請求,藉由通訊單元18發送呼叫請求。The operating unit 36 is also operative to generate a call instruction in response to a user operation. The telephone unit 160 receives the call instruction by the first interface 12 and the first plug 32, and extracts the to-be-called number from the storage unit 15 according to the call instruction to generate a call request, and the communication unit 18 sends a call request.
電話單元160也可響應上述呼叫指令,藉由第一介面12及第一插頭32接收用戶在操作單元36上輸入的電話號碼,以產生呼叫請求,並藉由通訊單元18發送呼叫請求。The telephone unit 160 can also receive the telephone number input by the user on the operation unit 36 by the first interface 12 and the first plug 32 in response to the above-mentioned call instruction to generate a call request, and send a call request by the communication unit 18.
簡訊單元162用於藉由第一介面12及第一插頭32接收用戶在操作單元36上操作產生的讀簡訊指令,並響應讀簡訊指令將短訊號碼及簡訊內容分別藉由第一介面12及第一插頭32提供給顯示單元38顯示。The short message unit 162 is configured to receive, by the first interface 12 and the first plug 32, a read short message generated by the operation of the user on the operation unit 36, and respond to the read short message instruction, respectively, by using the first interface 12 and the short message number and the message content respectively. The first plug 32 is provided for display by the display unit 38.
簡訊單元162還用於藉由第一介面12及第一插頭32接收用戶在操作單元36上操作產生的簡訊編輯指令,根據簡訊編輯指令生成簡訊內容,並藉由第一介面12及第一插頭32在顯示單元38上顯示簡訊內容,且在接收到用戶在操作單元36上操作產生的發送指令時,根據上述短訊號碼將編輯完成的簡訊內容藉由通訊單元18發送出去。The short message unit 162 is further configured to receive, by the first interface 12 and the first plug 32, a short message editing instruction generated by the operation of the user on the operation unit 36, generate the short message content according to the short message editing instruction, and use the first interface 12 and the first plug. 32 displays the content of the short message on the display unit 38, and upon receiving the transmission instruction generated by the operation of the user on the operation unit 36, the edited content of the short message is transmitted by the communication unit 18 according to the short message number.
簡訊單元16也可響應上述發送指令,藉由第一介面12及第一插頭32接收用戶在操作單元36上輸入的電話號碼,並根據輸入的電話號碼將編輯完成的簡訊內容藉由通訊單元18發送出去。The message unit 16 can also receive the phone number input by the user on the operation unit 36 through the first interface 12 and the first plug 32 in response to the above-mentioned sending command, and use the communication unit 18 to edit the completed message content according to the input phone number. Send it out.
簡訊單元162還接收用戶在操作單元36上操作產生的發信查找指令,根據發信查找指令在存儲單元15存儲的電話號碼訊息中查找待發送號碼,並提取電話號碼訊息中的電話號碼,藉由第一介面12及第一插頭32提供給顯示單元38顯示。The message unit 162 further receives a call lookup instruction generated by the operation of the user on the operation unit 36, searches for the to-be-sent number in the phone number message stored in the storage unit 15 according to the call lookup instruction, and extracts the phone number in the phone number message, borrowing The display is provided to the display unit 38 by the first interface 12 and the first plug 32.
簡訊單元162還可根據上述發送指令從存儲單元15中提取出待發送號碼,並根據待發送號碼將編輯完成的簡訊內容藉由通訊單元18發送出去。The short message unit 162 can also extract the to-be-sent number from the storage unit 15 according to the above-mentioned sending instruction, and send the edited short message content by the communication unit 18 according to the to-be-sent number.
上述行動電話系統100,藉由在耳機10上設置操作單元36及顯示單元38的方式,如此行動電話30可響應用戶在操作單元36上操作產生的接聽指令,以接通來電,行動電話30還可響應用戶在操作單元36上操作產生的讀簡訊指令,將其接收到的短訊號碼及簡訊內容藉由顯示單元38顯示。在本實施方式中,耳機10只提供一個操作介面及顯示介面,而訊號處理、資料處理及通訊等功能均由行動電話30完成。如此耳機10可製作得更加輕薄,由於耳機10所包含的電子元件較少,因此消耗功率低,發熱小,更便於手持使用。In the above-mentioned mobile phone system 100, by providing the operation unit 36 and the display unit 38 on the earphone 10, the mobile phone 30 can respond to the user's answering command generated by the operation on the operating unit 36 to turn on the incoming call, and the mobile phone 30 can also The received short message number and the content of the short message can be displayed by the display unit 38 in response to the read short message generated by the user operating on the operating unit 36. In the present embodiment, the earphone 10 only provides an operation interface and a display interface, and functions such as signal processing, data processing, and communication are all completed by the mobile phone 30. Thus, the earphone 10 can be made lighter and thinner. Since the earphone 10 contains less electronic components, it consumes less power, generates less heat, and is more convenient for hand-held use.
綜上所述,本發明符合發明專利要件,爰依法提出專利申請。惟,以上所述僅為本發明之較佳實施方式,舉凡熟悉本案技藝之人士,在援依本案創作精神所作之等效修飾或變化,皆應包含於以下之申請專利範圍內。In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. The above descriptions are only preferred embodiments of the present invention, and those skilled in the art will be able to include equivalent modifications or variations in the spirit of the present invention.
行動電話系統‧‧‧100Mobile phone system ‧‧100
行動電話‧‧‧10Mobile phone ‧‧10
第一介面‧‧‧12First interface ‧‧12
第二介面‧‧‧14Second interface ‧‧14
控制單元‧‧‧16Control unit ‧‧16
電話單元‧‧‧160Telephone unit ‧‧‧160
簡訊單元‧‧‧162Newsletter unit ‧‧‧162
存儲單元‧‧‧15Storage unit ‧‧15
通訊單元‧‧‧18Communication unit ‧‧18
觸發單元‧‧‧20Trigger unit ‧‧20
提示單元‧‧‧22Prompt unit ‧‧22
耳機‧‧‧30Headphones ‧‧30
第一插頭‧‧‧32First plug ‧‧32
第二插頭‧‧‧34Second plug ‧‧‧34
操作單元‧‧‧36Operating unit ‧‧‧36
顯示單元‧‧‧38Display unit ‧‧‧38
耳機聽筒‧‧‧40Headphones ‧‧40
麥克風‧‧‧42Microphone ‧‧42
圖1為一較佳實施方式之行動電話系統的架構圖。1 is a block diagram of a mobile phone system in accordance with a preferred embodiment.
圖2為圖1所示耳機及行動電話之功能模組圖。2 is a functional block diagram of the earphone and the mobile phone shown in FIG. 1.
行動電話系統‧‧‧100Mobile phone system ‧‧100
行動電話‧‧‧10Mobile phone ‧‧10
第一介面‧‧‧12First interface ‧‧12
第二介面‧‧‧14Second interface ‧‧14
控制單元‧‧‧16Control unit ‧‧16
電話單元‧‧‧160Telephone unit ‧‧‧160
簡訊單元‧‧‧162Newsletter unit ‧‧‧162
存儲單元‧‧‧15Storage unit ‧‧15
通訊單元‧‧‧18Communication unit ‧‧18
觸發單元‧‧‧20Trigger unit ‧‧20
提示單元‧‧‧22Prompt unit ‧‧22
耳機‧‧‧30Headphones ‧‧30
第一插頭‧‧‧32First plug ‧‧32
第二插頭‧‧‧34Second plug ‧‧‧34
操作單元‧‧‧36Operating unit ‧‧‧36
顯示單元‧‧‧38Display unit ‧‧‧38
耳機聽筒‧‧‧40Headphones ‧‧40
麥克風‧‧‧42Microphone ‧‧42
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW097126324A TWI410143B (en) | 2008-07-11 | 2008-07-11 | Headphone and mobile phone system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW097126324A TWI410143B (en) | 2008-07-11 | 2008-07-11 | Headphone and mobile phone system |
Publications (2)
Publication Number | Publication Date |
---|---|
TW201004377A TW201004377A (en) | 2010-01-16 |
TWI410143B true TWI410143B (en) | 2013-09-21 |
Family
ID=44825866
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW097126324A TWI410143B (en) | 2008-07-11 | 2008-07-11 | Headphone and mobile phone system |
Country Status (1)
Country | Link |
---|---|
TW (1) | TWI410143B (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050113131A1 (en) * | 2003-11-21 | 2005-05-26 | Chih-Lung Lin | Bluetooth earphone for measuring body temperature |
US20080001816A1 (en) * | 2006-06-30 | 2008-01-03 | Bily Wang | Portable wireless earphone apparatus with a global positioning system |
-
2008
- 2008-07-11 TW TW097126324A patent/TWI410143B/en not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050113131A1 (en) * | 2003-11-21 | 2005-05-26 | Chih-Lung Lin | Bluetooth earphone for measuring body temperature |
US20080001816A1 (en) * | 2006-06-30 | 2008-01-03 | Bily Wang | Portable wireless earphone apparatus with a global positioning system |
Also Published As
Publication number | Publication date |
---|---|
TW201004377A (en) | 2010-01-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102282831B (en) | A headset system with two user interfaces | |
KR20070024262A (en) | Wireless communication terminal having caller information voice output function and method thereof | |
US20070283395A1 (en) | Communication terminal with sender-specific alert signals | |
WO2008116394A1 (en) | Combination device of the blue-tooth headphone and the megaphone base | |
US20110136547A1 (en) | Wireless Headset with Voice Announcement | |
US20050250553A1 (en) | Apparatus and method for controlling speaker volume of push-to-talk (PTT) phone | |
US20220286538A1 (en) | Earphone device and communication method | |
CN201188610Y (en) | Vehicle-mounted bluetooth telephone | |
CN101465906A (en) | Portable electronic device | |
CN101616204B (en) | Headset and handset system | |
CN103686645A (en) | A user terminal conversation notifying method and a user terminal conversation notifying apparatus | |
TWI410143B (en) | Headphone and mobile phone system | |
TWM568011U (en) | Audio system with simulated environmental sound effect | |
CN100525335C (en) | Prompt method of incoming call implemented on blue teeth earphone | |
KR20050104783A (en) | Phone alarm method for mobile communication device | |
US20110053563A1 (en) | Portable handsfree device with local voicemail service for use with a mobile terminal | |
JP4600643B2 (en) | Videophone device having character display function and voice character conversion display method in videophone device | |
TW200847744A (en) | Communication device capable of receiving and transmitting incoming call messages and method thereof | |
KR100374565B1 (en) | Ear-microphone of mobile communication terminal and method for control | |
CN108124214A (en) | A kind of bluetooth headset and combinations thereof | |
KR200456781Y1 (en) | Bluetooth controller | |
KR101366313B1 (en) | Mobile Terminal and Method for Control Input/Output Voice thereof | |
GB2452027A (en) | Bluetooth earpiece with data backup capabilities | |
CN201509294U (en) | Dual-function microphone earphone | |
KR100736569B1 (en) | Mobile communication terminal and control method thereof |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |