KR970072900A - Apparatus and method for listening to audio of video and audio equipment using earphone of telephone - Google Patents
Apparatus and method for listening to audio of video and audio equipment using earphone of telephone Download PDFInfo
- Publication number
- KR970072900A KR970072900A KR1019960011026A KR19960011026A KR970072900A KR 970072900 A KR970072900 A KR 970072900A KR 1019960011026 A KR1019960011026 A KR 1019960011026A KR 19960011026 A KR19960011026 A KR 19960011026A KR 970072900 A KR970072900 A KR 970072900A
- Authority
- KR
- South Korea
- Prior art keywords
- signal
- audio
- listening
- unit
- switching
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims abstract 8
- 230000003321 amplification Effects 0.000 claims abstract 4
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract 4
- 230000005236 sound signal Effects 0.000 claims abstract 3
- 238000001514 detection method Methods 0.000 claims abstract 2
- 238000010586 diagram Methods 0.000 description 3
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
- H04M1/72409—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
- H04M1/6016—Substation equipment, e.g. for use by subscribers including speech amplifiers in the receiver circuit
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Computer Networks & Wireless Communication (AREA)
- Telephone Function (AREA)
- Telephone Set Structure (AREA)
Abstract
본 발명은 영상 및 오디오 기기에서 출력되는 오디오를 무선 전화기의 이어폰(400)으로 청취하기 위한 전화기의 이어폰을 이용한 영상 및 오디오 기기의 오디오 청취 장치 및 방법에 관한 것으로서, 외부음 청취 모드로 전환하기 위한 소정키를 구비하여 사용자의 키조작에 대응하여 키신호를 출력하는 키입력부(210)와; 국선 선로로부터 링 신호를 검출하여 링검출 신호를 출력하는 링검출부(250)와; 국선 선로와 연결되어 루프 제어 신호에 의거하여 전화 루프를 온/오프시키는 통화 회로부(240)와; 입력되는 신호를 증폭하여 출력하는 신호 증폭부(270)와; 상기 통화 회로부(240)와 상기 영상 및 오디오 기기의 오디오 신호가 인가되는 외부 오디오 입력단자를 스위칭 신호에 의거하여 선택적으로 절환하여 상기 신호 증폭부(270)와 연결하는 스위치부(265)와; 상기 신호 증폭부(270)로부터의 신호나 제1외부음 청취를 위한 제어 신호를 소정 채널 주파수로 변조하여 송신하거나, 수신된 신호를 소정 채널 주파수로 복조하여 상기 신호 증폭부(270)로 출력하는 송수신부(280)와; 상기 외부음 청취모드로 전환하기 위한 키신호, 상기송수신부(280)로부터의 제2외부음 청취를 위한 제어 신호, 링검출 신호에 의거하여 상기 루프 제어 신호, 상기 스위칭 신호, 상기 제1외부음 청취를 위한 제어 신호를 발생하여 선택적으로 외부음 청취 모드로 전환시키는 마이컴(230)을 포함하는 무선 전화기의 고정 장치와; 외부음 청취 모드로 전환하기 위한 소정키를 구비하여 사용자의 키조작에 대응하여 키신호를 출력하는 키입력부(310)와; 상기 고정 장치의 송수신부(280)로부터 수신된 신호를 소정 채널 주파수로 복조하여 출력하거나, 인가되는 신호를 소정 채널 주파수로 변조하여 송신하는 송수신부(340)와; 상기 외부음 청취 모드로 전환하기 위한 키신호, 상기 송수신부(340)로부터의 제1외부음 청취를 위한 제어 신호에 의거하여 스위칭 신호를 발생하고, 상기 제2외부음 청취를 위한 제어 신호를 발생하여 상기 송수신부(340)에 인가하여 선택적으로 외부음 청취 모드로 전환시키는 마이컴(330)과; 상기 송수신부(340)로부터의 신호를 증폭 처리하여 출력하거나, 인가되는 신호를 증폭 처리하여 상기 송수신부(340)로 출력하는 신호 증폭부(370)와; 상기마이컴(330)의 스위칭 신호에 의거하여 절환되어 상기 신호 증폭부(370)와, 상기 이어폰(400)을 선택적으로 연결하는 스위칭부(380)를 포함하는 전화기의 이어폰을 이용한 영상 및 오디오 기기의 오디오 청취 장치를 제공한다.The present invention relates to an apparatus and method for listening to audio of a video and audio apparatus using an earphone of a telephone for listening to audio output from a video and audio apparatus with an earphone (400) of a wireless telephone, A key input unit 210 having a predetermined key and outputting a key signal corresponding to a user's key operation; A ring detector (250) for detecting a ring signal from the CO line and outputting a ring detection signal; A communication circuit unit 240 connected to the CO line to turn on / off the telephone loop based on the loop control signal; A signal amplifier 270 for amplifying and outputting an input signal; A switch unit 265 for selectively switching the external audio input terminal to which the audio signal of the video and audio equipment is applied according to a switching signal and connecting the audio signal to the signal amplification unit 270; A signal from the signal amplifying unit 270 or a control signal for listening to a first external sound is modulated to a predetermined channel frequency and transmitted or the received signal is demodulated to a predetermined channel frequency and output to the signal amplifying unit 270 A transceiver unit 280; A control signal for receiving a second external sound from the transceiver unit 280, and a control signal for switching the loop control signal, the switching signal, the first external sound, And a microcomputer (230) for generating a control signal for listening and selectively switching to an external sound listening mode; A key input unit 310 having a predetermined key for switching to an external sound listening mode and outputting a key signal corresponding to a user's key operation; A transmission / reception unit 340 for demodulating and outputting a signal received from the transmission / reception unit 280 of the fixed device at a predetermined channel frequency, modulating an applied signal at a predetermined channel frequency, and transmitting the modulated signal; Generates a switching signal based on a key signal for switching to the external sound listening mode and a control signal for listening to a first external sound from the transceiver 340 and generates a control signal for the second external sound listening A microcomputer 330 for selectively applying an external tone signal to the transceiver 340 to switch to an external tone listening mode; A signal amplification unit 370 for amplifying and outputting a signal from the transmission / reception unit 340, amplifying an applied signal and outputting the amplified signal to the transmission / reception unit 340; And a switching unit 380 which is switched on the basis of a switching signal of the microcomputer 330 and selectively connects the signal amplifying unit 370 and the earphone 400. [ Provides an audio listening device.
또한, 무선 전화기에서 외부 영상 및 오디오 기기의 오디오를 이어폰으로 청취하기 위한 방법으로서, 외부음 청취를 위한 키입력이 있으면 현재전화기가 통화중인지를 판단하는 단계와; 통화중이 아니면 상기영상 및 오디오 기기의 오디오를 입력받아 상기 영상 및 오디오 기기의 오디오를 상기 이어폰으로 출력하는 단계와; 외부음 청취 도중에 외부음 청취를 위한 키입력이 있거나 국선 선로로부터 링신호가 검출되면 국선 선로로 입력을 절환하여 전화기 동작을 수행하는 단계를 포함하는 전화기의 이어폰을 이용한 영상 및 오디오 청취 방법을 제공한다.The present invention also provides a method for listening to audio from an external video and audio device in a wireless telephone, comprising the steps of: determining whether a telephone is currently in a call state if a key input for external sound reception is present; Outputting the audio of the video and audio equipment to the earphone when the audio and video of the video and audio equipment is not in communication; There is provided a method for listening to video and audio using an earphone of a telephone set, comprising the step of switching the input to a trunk line when there is a key input for listening to an external tone or when a ring signal is detected from a trunk line, during external sound listening .
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.
제1도는 본 발명에 따른 전화기와 비디오 카세트 레코더의 연결을 도시한 블록도, 제2도는 제1도의 휴대장치에 대한 상세 블록도, 제3도는 본 발명에 따른 전화기의이어폰을 이용한 영상 및 오디오 기기의 오디오 청취 과정을 도시한 흐름도.1 is a block diagram showing a connection between a telephone set and a video cassette recorder according to the present invention, FIG. 2 is a detailed block diagram of the portable apparatus of FIG. 1, FIG. 3 is a block diagram of a video and audio apparatus FIG. 4 is a flowchart illustrating an audio listening process of FIG.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960011026A KR0177317B1 (en) | 1996-04-12 | 1996-04-12 | Audio listening device and method of video and audio equipment using earphone of telephone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960011026A KR0177317B1 (en) | 1996-04-12 | 1996-04-12 | Audio listening device and method of video and audio equipment using earphone of telephone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR970072900A true KR970072900A (en) | 1997-11-07 |
| KR0177317B1 KR0177317B1 (en) | 1999-05-15 |
Family
ID=19455592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960011026A KR0177317B1 (en) | 1996-04-12 | 1996-04-12 | Audio listening device and method of video and audio equipment using earphone of telephone |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR0177317B1 (en) |
-
1996
- 1996-04-12 KR KR1019960011026A patent/KR0177317B1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR0177317B1 (en) | 1999-05-15 |
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Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19960412 |
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