TW201033895A - Audio signal input/output interface and controling method thereof for mobile communication apparatus - Google Patents

Abstract

The invention provides an audio signal input/output interface for a mobile communication apparatus. The audio signal input/output interface according to the invention includes an audio input/output port, an audio input circuit, an audio output circuit, a detection device and a control device. The detection device is used for detecting an electrical characteristic associated with the audio input/output port, and generating a selection signal in accordance with the detected electrical characteristic. The control device is used for receiving the selection signal from the detection device, and selectively, based on the selection signal, controlling the audio input circuit or the audio output circuit.

Description

201033895 VI. Description of the Invention: [Technical Field] The present invention relates to an audio signal input/output interface and a control method thereof, and in particular, the present invention relates to The audio signal input/output interface of the mobile communication device and its control method. The audio signal input/rounding interface includes an audio input/output port, an audio input circuit, an audio output circuit, a device, and a control device. The control device is configured to receive a selection signal from the debt measuring device. The selection signal is generated by the detecting means based on the electrical input/output of the sound being compared to one of the detected electrical characteristics (8) (10). The control device selectively controls the sound input circuit or the sound output circuit based on the selection signal. [Previous Skills] - All audio devices have an interface for audio input and audio output. For the =: general = simultaneous audio input and audio transmission audio device mfi input and output interface separation has its necessary use. The most popular way on the market is to connect the audio to the same connector as the wheel ir. The left and right sounds are like the grounding settings, such as output and input. _ and the input usually have the characteristics of light and thin, and:;::=== The round-in and output interfaces of the signal are used together at the same time. If you can put the volume of the audio communication. (4) 1 message, you can reduce the action 4 201033895 On the other hand, for a mobile communication device with both audio input and audio output, although the audio input and audio output can be discerned from the appearance of the product, No special foolproof design, can not avoid the use of errors. This design also increases the size of the product. Therefore, an audio signal input/output interface for a mobile communication device is provided, which integrates an audio input port and an audio output port in the same communication port. In view of this, the inventors of the present invention have exerted their creativity and have been continuously researching and developing, and have produced the present invention. SUMMARY OF THE INVENTION One of the present inventions is to provide an audio signal input/output interface that integrates audio input and audio output functions. The audio signal input/output interface includes an audio input/output port, a sound input circuit, and a sound output circuit. The sound wheeling circuit is electrically connected to the sound input/output port for receiving an audio signal (Audio Signal) via the sound input/output port. The sound output circuit is electrically connected to the sound input/output port for outputting a sound signal to be transmitted via the sound input/output port. Therefore, the audio signal input/output interface can input/output an audio signal. Another aspect of the present invention is to provide an audio signal input/output interface that integrates audio wheeling and audio output functions. The audio signal input/output interface automatically detects one of the electrical characteristics of the audio input/output port and generates a selection signal based on the detected electrical characteristic. The control device is electrically connected to the sound input circuit, the sound output circuit and the detecting device, respectively, for receiving the selection signal from the detecting device, 5 201033895 and selectively controlling the sound based on the selection signal Sound input circuit or the sound output circuit. ❹

Another aspect of the present invention is to provide an audio signal input/output interface that integrates audio input and audio output functions. The audio signal input/output interface includes a manual switching device. The manual switching device is electrically coupled to the control device for generating a switch signal in response to a manual operation. When the control device receives the switching signal from the switching device, the control device controls the sound input circuit or the sound output circuit based on the switching signal instead of the selection signal. Therefore, the audio signal input/output interface of the sin integrated audio input and audio output function will automatically detect the electrical characteristic at the audio signal input/output interface, and control the sound input circuit or the sound output circuit according to the electrical characteristic. . The audio signal input/output interface is automatically switched between the function of the sound ring input and the sound signal output. The audio signal input/output interface can also be manually switched between the function of the audio signal input and the audio signal output. The advantages and spirit of the present invention will be further understood from the following detailed description of the invention. [Embodiment] The present invention is directed to an audio signal transmission example 11 for a mobile communication device. The simplicity of the invention of the invention invented by the county is τ. Stomach gang and 6 201033895 climb 1 township to read Z. Figure - is a functional block diagram of a wheeled/rounded interface in accordance with a preferred embodiment of the present invention. The audio signal circuit 12, a *1 3 - sound wheel input/output port 11, an audio input step M, a day wheel circuit 13, a detecting device 14, and a control signal. The sound wheel/in/out 11 is for receiving/transmitting a sound ❹ 埠 'scale sound wheel man circuit 12 series and scale sound wheel input/transmission/transmission" nj ° money sound input circuit 12 for The sound input 'output 埠 11 receives the sound signal. Output map - 'The sound wheeling circuit 13 is connected to the sound input/connection. The sound wheel circuit 13 is for passing the processed sound money through the sound The input/output 埠n output is (4) the sound is shown in the figure, the detecting device 14 is noisy with the sound wheel input/output 。u. The detecting device 14 is used for detecting the sound wheel/rim sound. d—Electrical characteristics, for example, voltage, resistance, etc. When the 埠I埠11 is connected to the unrestricted, the squall sound wheel/wheel can be judged, and the gas characteristics of the second gas will change, therefore, The dance electrical characteristic 34 two load requires an output or input function. Further, the 'before 1, the 14 generates a selection signal according to the detected electrical characteristic - the circuit I is shown in the figure, the control device 15 The system is respectively connected to the sound, the set sound output circuit 13 and the nano 14 electrical connection. The detecting device 14 receives the selection signal, and based on the selection signal 'selective sound or the sound wheeling circuit 13. Circuit 12 7 201033895 if the detecting device 14 depends on the selection signal of μ The electrical characteristics of the system are different from the round-in/round-out interface. The sound signal is a). The hand_ county set Jiaxian County (read in the figure to switch the skirt to generate - return to the library) : Breaking the 1 15 electrical connection. The manual device 15 is switched from the switch to the ======================================================================================== Or the sound output circuit 13. Controlling the sonar input power, the following application is based on the sound input/output interface 丨 _ as an example of the sound, · mm ^ # square material. Please refer to Figure 2 The vertical ^/Μϋ· ιΓ/system method first executes (4) S2G, and measures the electrical characteristics of the sonar input/output port 11. The control method according to the present invention performs the transfer S22, and the electrical characteristics measured by the _ shop are generated. Select a signal. Cut the audio signal input/output interface 1 and include the hand The switching device is configured to generate a response-response-manual operation switching signal. Then, according to the control method of the present invention, step S24 is performed to determine that the switching signal is received. If the determination result in step S24 is negative, according to the present invention The control method then performs step S26, based on the selection signal, selectively controlling the sound wheel person circuit 12 to receive the sound signal via the sound input/output unit U, or controlling the sound output circuit 13 to transmit the sound to be transmitted. The signal is output via the sound input/output 埠u. 8 201033895 Method Break = 2 According to the control sound of the present invention, the input circuit 12 is input via the sound; = the sound output circuit 13 passes the sound 2 to be transmitted via the sound wheel In/Out 埠n output. Less

The invention provides an audio signal wheel/wheeling interface. The reduced input/output interface can receive/transmit-sound signals according to one of the sound wheel input/output ports. Therefore, the present invention integrates and outputs the same-sound input/output port, for example, a stereo audio connector with a diameter of 3.5 mm, to improve the current mobile device and the audio input and audio transmission. The problem of the size of the mobile communication device is too large. The features and spirit of the present invention are intended to be more apparent from the detailed description of the preferred embodiments. On the contrary, the intention is to arbitrarily encompass the various changes and equivalent arrangements within the scope of the patents claimed herein. 9 201033895 [Brief Description of the Drawings] Figure 1 is a functional block diagram of a preferred embodiment of the present invention. 2 is a flow chart of a method for controlling an audio signal input/output interface in accordance with a preferred embodiment of the present invention. [Main component symbol description] ® 1 : Audio signal input/output interface 11 : Sound input/output 埠 12 : Sound input circuit 13 : Sound output circuit 14 : Detection device 15 : Control device S20 to S28 : Flow step 10

Claims (1)

201033895, patent application scope: signal input/output interface includes: special l voice signal 'the sound sound input/output bee; one sound input circuit and the sound wheel input/output 埠 receive the sound; 曰 曰 input circuit By means of the sound wheeled/rounded by the number one via the ==^ job_ _ 侦测 侦测 detection device is connected to the sound input/rounding:: the device is used to detect the sound The input, the output port number f and the electrical characteristics measured according to the debt are generated - the selection device is electrically connected to the sound wheeling circuit and the device, and the control is used in three ways. The sound input circuit and the sound wheel are powered out. The sound signal as described in item 1 of the patent application is broken into the sound input wheel of the mountain (4), such as the second sound input/round exit- Voltage VII, 2, j I ^ aJ-| mo\^ ~ ~ /3⁄4^ 〇 "d: two m voice signal input / wheel out interface, into the connection, used; raw knife =: =: „ Set 4, ΪΪ, = generate a response to a manual operation _ signal 2 = J:: Hai: the switching device receives the switch, JJ =====__ base circuit. The audio signal input 11 ^ 1033895 input / output interface is set in the - t signal 'the voice signal wheel people and can receive / transmit a sound, an electrical connection to the sound wheel on both sides contains an audio input / output connection to The sound input/output 声音 声音 输 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ Selecting a signal, selecting a 'selection signal'; and sound input/rounding out the sound input circuit via the way to output or control the sound output.耷R 諕 输入 输入 諕 諕 諕 諕 諕 諕 諕 諕 諕 諕 諕 諕 諕 諕 諕 諕 諕 諕 諕 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如One of the resistances of the wheel/output port or the sound of the interface as described in claim 4 of the patent application and the method of Μ = slave method, wherein the voice signal input / wheel: package 3 - manual switching device, the method The step-by-step includes the 歹^ number back to one of the manual switching devices. Manual operation 'generates a switching signal' selectively controls the sound input circuit to output the sound through the circuit (four) sound reading or control the scale wheel to output f 5 The sound signal to be transmitted is input/output wheel 12 via the sound