KR19990073053A - Apparatus for Mobile Telecommunication In Stereo Cassette Tape Player - Google Patents

Abstract

Including a function of the mobile communication terminal in the portable cassette to block the voice output of the portable cassette when an incoming signal for requesting a call connection is detected while playing the information of the recording medium through the earphone or receiving and listening to the radio signal; The present invention relates to a portable cassette for forming a call path for a call connection request and allowing a call through an ear / microphone to reproduce information on a recording medium and to store incoming voice and a broadcast signal of an airwave. A portable cassette having a receiving apparatus for receiving and processing a signal, comprising: a transceiver configured to form a voice communication path so as to execute mobile communication through a base station and an assigned channel frequency, and a voice signal from a playback / recording apparatus or a receiving apparatus. The call connection request signal is detected from the transceiver The control unit controls the operation of the portable cassette to block the voice signal currently being output and output the signal for the call connection request, and the audio output port to the ear / microphone side according to the control signal applied from the control unit. Switching means for switching, and the voice processing means for processing the voice signal transmitted and received for mobile communication when the transceiver and the voice output port of the ear / microphone is characterized in that it further comprises.

Description

Portable cassette with mobile communication function {Apparatus for Mobile Telecommunication In Stereo Cassette Tape Player}

The present invention relates to a portable cassette, and more particularly, an incoming signal for requesting a call connection in a state in which a portable cassette includes a function of a mobile communication terminal to reproduce information on a recording medium through an earphone or receive and listen to a radio signal. The present invention relates to a portable cassette having a mobile communication function that cuts off the voice output of the portable cassette and simultaneously establishes a call path for a call connection request so that a call can be made through the ear / microphone.

In general, a portable cassette plays a sound source or MIDI data stored on a recording medium such as a tape or a CD, or tunes the frequency of AM and FM radio broadcast signals and TV broadcast signals transmitted over the air to the earphone or speaker. The mobile terminal is a device for outputting through a voice output means, and the portable terminal is a device for providing a high-quality call quality anywhere and anytime through the wireless relay of the base station to the mobile communication phone.

In the case of the portable cassette or the portable communication terminal as described above, a wide distribution network is formed by the low price and convenience of the development of technology, and in particular, the market of excessive competition is formed due to the difficulty of manufacturing and service providers. Portable communication terminals are spreading below the cost of production, forming a rapid distribution network for young people.

Therefore, most of the young people are always listening to the portable cassette while at work, in public places, and in the means of transportation to any destination. The call connection is made to the portable communication terminal while listening to the portable cassette through the earphone as described above. When the request signal is applied, the user listening to the portable cassette through the earphone does not recognize the incoming ring tone output from the portable communication terminal and does not respond quickly to a call connection request, and uses a means of transportation such as subway or bus. Due to listening to a portable cassette in a state or in a public place, the portable communication terminal does not recognize a ringing signal repeatedly transmitted for a certain period of time, thereby causing noise and causing unpleasant feelings to those around.

The present invention has been made in view of the above-described general problems, and an object thereof is that an incoming signal for requesting a call connection in a state in which a portable cassette and a portable communication terminal are integrally formed to listen to a broadcast signal played or received through an earphone is used. When it is detected, it blocks the output of the reproduced or received voice and outputs an incoming signal for the call connection request.It promptly responds to the call connection request through the ear / microphone according to the user's key input. It is possible to execute a call with the other party requesting the call, and when the end of the call is detected, the output of the broadcast signal being played or received is maintained.

In addition, the present invention is to transmit the ringing tone to the speaker which is the voice output means when the incoming cassette requesting the call connection in the state that the portable cassette does not output the voice, that is not used, according to the input of the key signal The purpose of the call is to establish a call path with the other party requesting the call connection through the microphone and the speaker.

In addition, when the user wants to call any other party in the state of listening to the portable cassette, the purpose is to block the currently output playback or received voice signal, and to enter the mode required for communication.

1 is a block diagram showing the configuration of a portable cassette according to the present invention,

2 is a block diagram showing the configuration of a transceiver in the present invention of FIG.

<Explanation of symbols for the main parts of the drawings>

10: playback device 20: receiver

30: transceiver 40: amplifier

50: control unit 60: DSP

70: voice processing unit 80: switching unit

According to an aspect of the present invention, there is provided a portable cassette including a reproduction / recording device for reproducing information on a recording medium and storing an input voice, and a receiving device for receiving and processing broadcast signals of airwaves. A transceiver for forming a voice call path for executing mobile communication through an assigned channel frequency, and a call connection request signal is detected from the transceiver while a voice signal is output from the playback / recorder or receiver. Control means for controlling the operation of the portable cassette to block the currently output voice signal and output a signal for a call connection request, and to output audio to the ear / microphone side according to the control signal applied from the control means. Switching means for switching ports, and voice output of the transceiver and the ear / microphone If the port is connected to provide a portable cassette player having a mobile communication function further comprises a speech processing means for processing the speech signal to be transmitted and received for the mobile.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

As can be seen in Figure 1, the portable cassette according to the present invention includes a playback apparatus 10, a receiver 20, a transceiver 30, an amplifier 40, a controller 50, a DSP 60, and a voice processor. 70 and a switching unit 80, the playback / recording apparatus 10 reads sound source information contained in a recording medium such as a cassette tape or a CD-ROM from a selected track so that a user can listen or recognize it. The controller processes the output signal and outputs the received broadcast signal and the voice signal input to the microphone (MIC) according to a user's selection.

The receiver 20 tunes only a channel frequency of a radio broadcast, a TV broadcast, or a satellite broadcast tuned by a tuner, and then extracts an intermediate frequency and outputs the signal for the user to listen to.

The transceiver 30 is a portable communication terminal device that transmits and receives voice and data information through an assigned channel with an arbitrary counterpart connected through a relay of a base station.

The amplifier 40 amplifies and outputs sound source information applied from the reproduction / recording apparatus 10 or the reception apparatus 20 to a predetermined level set through feedback or negative feedback.

The controller 50 controls the overall operation of the sound source output of the portable cassette and is currently output when a call connection request from the outside or a call from the user is detected while outputting a reproduced or received voice signal. Then, the port of the microphone is controlled to be switched so that the signals of the transceiver 30 can be interfaced, and when the selection of the mode for recording is detected, the sound source signal output from the receiver 20 or the transceiver 30 is detected. Controls an operation for recording / recording on a recording medium mounted on the reproducing / recording apparatus 10.

The DSP 60 processes and outputs sound source data of the reproduction / recording device 10 or the reception device 20 that is amplified and applied to the level set by the amplifier 40 through the set algorithm.

The voice processing unit 70 processes and outputs a received voice signal as a signal that a user can recognize when a call path is formed through a relay of the base station through the transceiver 30 and outputs a microphone (MIC) or ear / microphone. Transmitted voice signal is inputted into a predetermined state necessary for transmission to the other party having a communication path, and is output.

The switching unit 80 switches the output port of the audio signal according to the control signal applied from the control unit 50, and maintains the output of the reproduction / recording device 10 or the receiving device 20 in the "ac In the state of maintaining the "port" and the "ac" port, when there is a call connection request from the outside through the transceiver 30 or a call from the user, the "ac" port is controlled according to the control signal of the controller 50. Switch to the "bc" port.

As shown in FIG. 2, the transceiver 30, which is a portable communication device, includes a duplexer 31, a receiver 32, a PLL 33, a transmitter 34, a microprocessor 35, and a memory unit. 36, the key input unit 37, the display unit 38, and the interface unit 39, the duplexer 31 is switched according to the strength of the signal so that the collision of the signal transmitted and received through the antenna ANT does not occur It prevents the loss of the transmitted and received signal.

The receiver 32 extracts a signal of a high frequency band received according to the switching of the duplexer 31 to an intermediate frequency of a set band, and then fixes a phase to perform a predetermined process required for voice extraction of the received signal.

The transmitter 34 fixes the phase of the transmission voice data transmitted to the counterpart in a state in which a call path is established with an arbitrary counterpart through the relay of the base station in a state suitable for high frequency wireless communication, and then executes a predetermined process to perform the duplexer 31 side. To transmit.

The PLL 33 provides a reference clock for phase-locking signals transmitted and received to the transmitter 32 and the receiver 34 according to a control signal applied from the microprocessor 35.

The microprocessor 35 controls the overall operation for forming the call path through the relay of the base station and for providing voice and data and text information services.

The memory unit 36 has an overall operating algorithm for executing mobile communication.

The key input unit 37 includes a ten key (0-9) for inputting a telephone number of the counterpart to be called and a plurality of function keys for setting various functions, and the microprocessor 35 Is applied to the side.

The display unit 38 includes a backlighting function to monitor the operating state at night, and displays the overall operating state of the portable cassette according to a control signal applied from the microprocessor 35.

The interface unit 39 outputs a call connection request signal applied to the transceiver 30 that forms the communication channel of the wireless channel through the relay of the base station to the user through the ear / microphone, and inputs from the ear / microphone. The user's transmission voice signal is applied to the microprocessor 35 side for transmission processing to a radio frequency.

Referring to the operation of the present invention having the function as described above is as follows.

First, the sound source information stored in a recording medium such as a magnetic tape or a CD mounted in the reproduction / recording apparatus 10 is reproduced and listened to, or the airwave frequency such as radio broadcasting, TV broadcasting or satellite broadcasting is received through the receiving apparatus 20. When listening to the amplification unit 40 amplifies the audio data applied from the reproduction / recording device 10 or the reception device 20 to a predetermined level set through feedback or negative feedback, and then Is authorized.

At this time, the DSP 60 processes the sound source data applied by the amplifying unit 40 according to the control signal applied from the controller 50 in a state necessary for outputting the voice signal to maintain the contact point of "ac". Output to the ear / microphone through the switching unit 80.

As described above, a signal for requesting a call connection through a relay of a base station in a state in which a portable cassette reproduces and outputs a sound source from a recording medium installed in the reproduction / recording apparatus 10 or receives airwaves and outputs a broadcast sound source is output. As shown in FIG. 2, when the transceiver 30 is detected, the receiver 32 of the transceiver 30 receives a signal for a call connection request applied through switching between the antenna ANT and the duplexer 31. It applies to the microprocessor 35 side.

The microprocessor 35 analyzes an ID (Identification) set in the memory unit 36 on the signal for the call connection request, and determines whether it matches the ID set for the mobile communication.

If it is determined that the call connection request signal matches the ID set for the mobile communication, the microprocessor 35 generates an incoming signal for the call connection request, and the voice processing unit 70 side through the interface unit 39. To apply.

At this time, the control unit 50 detects an incoming signal for a call connection request applied from the interface unit 39 of the transceiver 30 and switches the contact of the switching unit 80 holding the contact of "ac". by switching to the contact point of bc " to cut off the output of the audio signal applied from the reproduction / recording apparatus 10 or the receiving apparatus 20 and to output the audio signal applied from the transmission / reception apparatus 30 at the same time. It is connected to the processing unit 70.

The voice processing unit 70 processes the incoming signal applied through the interface unit 39 of the transceiver 30 as a ringing bell or melody, and then calls the ear / microphone through the “bc” contact point of the switching unit 70. Outputs an incoming signal requesting a connection.

When the user drives a predetermined key provided in the key input unit 37 of the transceiver 30 according to the incoming signal recognized in the state of listening to the broadcast signal to be reproduced or received as described above, the microprocessor 35 A call path is formed with the other party who requested the call connection by control.

When the communication path is formed by the control of the microprocessor 35 as described above, the receiver 32 receives the transmission voice signal of the other party received through the switching of the duplexer 31 in the phase set by the PLL 33. After fixing the phase of the signal, only the frequency of the audio signal is extracted and applied to the microprocessor 35.

The microprocessor 35 analyzes the frequency of the applied voice signal through a set algorithm, extracts the signal of the voice component, and then applies it to the voice processor 70 through the interface unit 39.

The voice processing unit 70 restores the voice signal applied through the interface unit 39 and then contacts the contact point of the switching unit 80 holding the contact point "bc" at the contact point "ac" in response to the detection of the incoming signal. Output through the ear / microphone side.

At this time, the user's transmission voice signal input to the ear / microphone is applied to the voice processing unit 70 through the "bc" contact point of the switching unit 80, and the applied transmission voice signal is processed in a predetermined state to interface. The unit 39 is applied to the microprocessor 35 of the transceiver 30.

The microprocessor 35 processes the applied transmission signal to a predetermined state through the set algorithm and applies the signal to the transmitter 34, and the transmitter 34 transmits the voice signal according to the phase locked signal applied from the PLL 33. The phase is fixed and transmitted to the base station through the duplexer 31 and the antenna ANT.

Therefore, when an incoming signal is detected while playing and listening to a sound source recorded on a recording medium through a portable cassette or while receiving and listening to a broadcast signal transmitted over the air wave, it is formed by switching the contact point of the switching unit 80. Make a good quality call with your ear / microphone via the incoming call path.

When the ear / microphone is inserted into the ear jack while the portable cassette is in operation, the voice processing unit 70 assigns the port of the voice to be output.

If you want to record the conversation during the call in the state of the call as described above, when the user inputs a signal for executing the recording function through the key input unit 37, the voice of the other party and the user talking through the transceiver 30 The data is processed through the DSP 60 and then recorded on a recording medium mounted on the playback / recording device 10.

When the call is terminated afterwards, the controller 50 detects a signal for disconnection from the transceiver 30 and applies a control signal to the switching unit 80 to maintain the "bc" for the call. The contact is switched to a contact of "ac" so that the output of the playback / recording device 10 or the receiving device 20 is output to the ear / microphone.

In addition, the incoming / outgoing signal for requesting a call connection from the outside in the standby state in which the ear / microphone is separated from the ear jack without the playback / recording device 10 and the receiving device 20 operating is transmitted and received. Is detected, the transceiver 30 processes the incoming signal for the call connection request received through the operation as described above, and then applies it to the voice processing unit 70.

At this time, since the ear / microphone is separated from the ear jack, the voice processing unit 70 transmits an incoming call tone through the speaker SPK, and a response signal to the user's call connection request is input according to the transmission of the incoming call tone. If a call path is established between the other party requesting the call connection and the portable cassette user through the above-described process, the call is executed.

In the above, the call connection request from the outside has been described, but the call request that the user wants to call an arbitrary room while listening to the sound source of the playback / recording apparatus 10 or the sound source of the receiving apparatus 20 is received. When the contact point of the switching unit 80 through the above process can be switched to maintain the connection to the call.

As described above, the present invention includes a function of a portable communication terminal in a portable cassette so that an incoming signal or a call signal of a user requesting a call connection in a state of reproducing information of a recording medium through an earphone or receiving and listening to a radio signal is received. When it is detected, the voice output of the portable cassette can be cut off and a call path can be formed at the same time so that the call can be made with the ear / microphone, thereby providing convenience for using the portable cassette and not receiving the incoming signal due to the use of the portable cassette. It solves various problems caused by.

In addition, it is possible to record the voice during the call to re-hear the call and important call content with the customer, providing reliability in use and stability in the call.

Claims (5)

A portable cassette comprising a reproducing / recording device for reproducing information of a recording medium and storing an input voice, and a receiving device for receiving and processing a broadcast signal of an airwave, the portable cassette comprising: A transceiver for forming a voice call path so as to perform mobile communication through a frequency of an allocated channel with a base station; When a call connection request signal is detected from the transmitting / receiving device while a voice signal is output from the reproduction / recording device or the receiving device, a portable cassette is cut out to output a signal for the call connection request while simultaneously outputting a voice signal. Control means for controlling the operation of the; Switching means for switching a voice output port to the ear / microphone side according to a control signal applied from the control means; And a voice processing means for processing voice signals transmitted and received for mobile communication when the transceiver and the voice output port of the ear / microphone are connected. 2. The apparatus of claim 1, wherein the transceiver includes a duplexer for switching a signal transmitted and received through an antenna so as not to collide, reception means for performing phase fixation and extraction of a signal received from a base station, and a voice signal; Transmission means for processing a high frequency signal suitable for transmission to a base station, phase fixing means for fixing a phase of a signal to be transmitted and received, a microprocessor for controlling the overall operation of the portable terminal, and interfacing a signal transmitted and received with the voice processing device. A portable cassette having a mobile communication function, comprising: an interface means for executing a memory, a memory means for setting an operation algorithm for executing a mobile communication, and a key input means for inputting a key signal for mobile communication. The apparatus of claim 1, wherein the switching means maintains a contact point of "ac" in a state of outputting a voice signal of a reproduction / recording apparatus or a reception device, and detects a signal for requesting call connection in a state of outputting a voice signal. A portable cassette having a mobile communication function, which is switched from a contact of "ac" to a contact of "bc" according to the control of the control means. The switching means according to any one of claims 1 to 3, wherein the control means maintains the contact point of the switching means at "bc" to maintain the mobile communication. and "ac" to switch the contact holding "bc" to reconnect the audio output of said playback / recording device or receiving device. The apparatus of claim 1, wherein the control means stores the communication contents to be transmitted / received in a recording medium mounted to the reproducing / recording apparatus when the recording of the contents of the telephone conversation is selected in the state of executing mobile communication through the transceiver. A portable cassette having a mobile communication function.