KR100941647B1 - Avn system and method of controlling the same - Google Patents

Abstract

PURPOSE: An AVN system and a control method for multiplying the use efficiency of frequency are provided to receive TV and radio broadcasting signals through one tuner and select the channel of the broadcast signal. CONSTITUTION: An AVN system comprises an integrated tuner receiver(300), a controller(200), and a storage part(400). The integrated tuner receiver receives broadcast signals according to control signals and selects the channels from the received broadcast signals. The controller controls the integrated tuner receiver according to the channel according to the auto recording or preset broadcast services and selects the channels from the broadcast signals. The storage part stores the preset broadcast service, preset watching or listening channels and the inputted auto recording.

Description

AVN system and control method {AVN SYSTEM AND METHOD OF CONTROLLING THE SAME}

The present invention relates to an AVN system and a control method thereof, and more particularly, to an AVN system for receiving a broadcast signal of a broadcast service set according to a channel according to a broadcast service set by a user and to select a channel set from the received broadcast signal and control thereof. It is about a method.

In general, when a TV broadcast service is set, an AVN system mounted on a vehicle controls the TV tuner receiver to select a channel set from a TV broadcast signal reception and a received TV broadcast signal.

When the radio broadcast service is set, the controller controls the radio tuner receiver to select a channel set from the radio broadcast signal reception and the received radio broadcast signal.

Then, the controller outputs each channel signal through the speaker or the screen.

However, if the AVN system needs to have a tuner receiver separately for receiving a TV broadcast signal or for receiving a radio broadcast signal, or based on the reserved recording information during a TV broadcast service or a radio broadcast service, If the channel is to be selected, more tuners should be provided, which may increase the size of the system and cause cost increase.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and provides an AVN system and a method of controlling the same, which enable the reception of a TV and radio broadcast signal and channel selection in the received broadcast signal through a tuner. There is a purpose.

In order to achieve the above object, according to an aspect of the present invention, an integrated tuner receiver for receiving a broadcast signal according to a control signal and selecting a channel from the received broadcast signal, reserved recording information input by a user, or a set broadcast service. And a controller configured to control the integrated tuner receiver to select the channel from the received broadcast signal, and a storage unit configured to store the set broadcast service, the set viewing or listening channel, and the input reserved recording information. Provides an AVN system.

According to another aspect of the invention, the step of setting the channel according to the broadcast service by the user and receiving only the broadcast signal for the set broadcast service according to the channel according to the set broadcast service and the set channel in the received broadcast signal It provides a control method of the AVN system comprising the step of controlling the selection of.

According to the present invention, it is possible to reduce the size of the AVN system and the production cost of the system by allowing a single tuner to receive the TV and radio broadcast signals and to select channels in the received broadcast signals. .

In particular, when each broadcast tuner is used, an unused frequency band is utilized through an integrated tuner, thereby increasing the efficiency of using a frequency.

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention will be described in detail, focusing on the parts necessary to understand the operation and action according to the present invention.

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

1 is a block diagram for briefly explaining a configuration of an AVN system according to the present invention.

As shown in FIG. 1, the AVN system of the present invention includes a user interface unit 100, a control unit 200, an integrated tuner receiver 300, and a storage unit 400.

The user interface unit 100 provides an interface for a user to input a setting of a TV or radio broadcasting service, a viewing or listening channel setting, and reserved recording information in a set broadcasting service.

For example, when a user sets a channel of 99.1Mhz in a radio broadcast service, a broadcast service setting button for setting a radio broadcast service and a control or arrow button for setting a 99.1Mhz channel for listening to a set radio broadcast service are provided. do.

The user interface unit 100 may be any one of various function buttons or touch pads installed on the front panel of the vehicle, additionally added function buttons or touch pads.

In addition, the user interface unit 100 provides an interface for setting a channel of a broadcast service that a user frequently watches or listens to as a shortcut button.

For example, the user interface unit 100 provides an interface for setting channel 11 of the TV broadcasting service that the user most likes to view the number button 1, and the user enjoys watching channel 11 after the channel 11 for the number button 2. Provides an interface for setting channel 7 of the TV broadcast service.

Therefore, when the user wants to watch channel 11 of the TV broadcast service through the AVN system after boarding the vehicle, the user presses the number button 1, which is the interface provided by the user interface unit 100, to the corresponding channel of the broadcast service. Can be set.

The controller 200 controls the integrated tuner receiver 300 to be described later according to the reserved recording information input by the user through the user interface unit 100 or the channel according to the set broadcast service, and selects a channel set in the received broadcast signal. Do it.

For example, when receiving the TV broadcasting service and the viewing channel set by the user from the user interface unit 100, the controller 200 receives only the TV broadcasting signal and selects the viewing channel set by the user from the received TV broadcasting signal. do.

If the control unit 200 does not receive the TV broadcast service and the viewing channel set up from the user interface unit 100, and receives a broadcast signal of the stored broadcast service according to the channel according to the broadcast service stored in the storage unit 400 to be described later The channel is selected from the received broadcast signal.

In addition, when receiving the radio broadcasting service and the listening channel set by the user from the user interface unit 100, the controller 200 receives only the radio broadcasting signal to select the listening channel set by the user from the received radio broadcasting signal. .

When the control unit 200 does not receive the radio broadcast service and the listening channel set from the user interface unit 100, the controller 200 receives a broadcast signal of the stored broadcast service according to a channel according to the broadcast service stored in the storage unit 400 and receives the received broadcast channel. The channel is selected from the broadcast signal.

That is, the controller 200 receives a broadcast signal of a pre-stored broadcast service according to a channel according to a pre-stored broadcast service and selects a corresponding channel from the received broadcast signal.

However, when the control unit 200 receives the channel according to the broadcast service set by the user through the user interface unit 100, the control unit 200 receives the broadcast signal of the received broadcast service according to the channel according to the received broadcast service and receives the received channel. The channel is selected from the broadcast signal.

The controller 200 outputs the selected channel signal through the speaker 600 or the screen 700.

If the selected channel signal is an audio signal, the control unit 200 outputs the corresponding signal through the speaker 600, and if the selected channel signal is an image and audio signal, the controller 200 outputs the selected signal through the speaker 600 and the screen 700. .

The controller 200 controls the integrated tuner receiver 300 based on the reservation recording information when the reservation recording is started by the pre-stored reservation recording information during the TV or radio broadcasting service.

For example, the control unit 200 may be scheduled to record information (eg, scheduled recording date: daily, scheduled recording start time: 7:30 am, broadcast service: radio, listening to the TV broadcast service at 7:30 am and watch channel 11). When the scheduled recording starts by the channel: 99.1Mhz, the scheduled recording end time: 8:00 am, the integrated tuner receiver 300 based on the reserved recording information (eg, broadcast service: radio, listening channel: 99.1Mhz among the reserved recording information). ) To receive a radio broadcast signal, and to select a channel of 99.1Mhz from the received radio broadcast signal.

When the control unit 200 controls the integrated tuner receiver 300 based on the reservation recording information, the controller 200 controls the integrated tuner receiver 300 to continuously provide a broadcast service without interrupting the current broadcast service. Receives and selects a channel from the broadcast signal received and the received broadcast signal, and selects a channel from the broadcast signal received and received according to the channel according to the broadcast service included in the reservation recording information Allows you to record channel signals.

The integrated tuner receiver 300 receives a broadcast signal and selects a channel from the received broadcast signal according to the control signal.

The integrated tuner receiver 300 includes at least two radio and TV common tuners (not shown).

For example, the integrated tuner receiver 300 controls the control based on the reserved recording information while receiving a radio broadcast signal using a first radio and TV common tuner (not shown) and selecting a listening channel from the received radio broadcast signal. If received from, the radio broadcast signal is received by a second radio and TV common tuner (not shown) and the listening channel is selected from the received radio broadcast signal.

In addition, the integrated tuner receiver 300 receives a TV broadcast signal with a second radio and TV common tuner (not shown) and controls the control based on the reserved recording information while selecting a viewing channel from the received TV broadcast signal. When receiving, the first radio and TV hire tuner (not shown) receives a TV broadcast signal and selects a viewing channel from the received TV broadcast signal.

That is, the integrated tuner receiver 300 selects a listening channel from a radio broadcast signal received and a received radio broadcast signal, and selects a viewing channel from a TV broadcast signal received and a received TV broadcast signal. (Not shown), and the number of the tuners (not shown) is preferably at least two or more.

The storage unit 400 stores a set broadcast service, a set viewing or listening channel, and input reservation recording information.

The timer 500 provides time information necessary for reservation recording.

2 is a flowchart illustrating a control method of an AVN system according to the present invention.

As shown in FIG. 2, the controller receives a channel according to a broadcast service set by a user (S200).

If the channel according to the broadcast service set by the user is not received, the control unit 200 reads the channel according to the pre-stored broadcast service from the storage unit 400.

The controller 200 checks the reserved recording start time based on the reserved recording information (S210).

As a result of the check, if it is not the scheduled recording start time, the controller 200 receives the broadcast signal by controlling the integrated tuner receiver 300 according to a channel according to a broadcast service set by a user or a channel according to a pre-stored broadcast service. Then, the channel is selected from the received broadcast signal (S220).

However, as a result of the check, if the scheduled recording start time, the control unit 200 continues the broadcast service currently in service, and controls the integrated tuner receiver 300 based on the reserved recording information to receive a broadcast signal and receive the received signal. The channel is selected from the broadcast signal (S230).

Then, the controller 200 records the selected channel signal.

The control unit 200 confirms the reservation recording end time based on the reservation recording information, and when the result of the confirmation indicates that the reservation recording end time is terminated, the reservation recording ends.

Meanwhile, in the detailed description of the present invention, specific embodiments have been described, but various modifications are possible without departing from the scope of the present invention. Therefore, the scope of the present invention should not be limited to the described embodiments, but should be defined not only by the scope of the following claims, but also by the equivalents of the claims.

1 is a block diagram illustrating a configuration of an AVN system according to the present invention.

2 is a flowchart illustrating a control method of an AVN system according to the present invention;

<Description of main reference numerals in the drawings>

 100: user interface unit 200: control unit

 300: integrated tuner receiver 400: storage unit

 500: timer 600: speaker

 700: screen

Claims (8)

In the AVN system for providing TV and radio broadcasting, An integrated tuner receiver 300 for receiving a broadcast signal according to a control signal and selecting a channel from the received broadcast signal; A control unit 200 for controlling the integrated tuner receiver 300 to select the channel from the received broadcast signal according to a reservation recording information input by a user or a channel according to a set broadcasting service; The storage unit 400 for storing the set broadcast service, the set viewing or listening channel, and the input reservation recording information. AVN system comprising a. The method of claim 1, User interface unit 100 for setting a TV or radio broadcasting service, setting a viewing or listening channel in the set broadcasting service, and inputting the reserved recording information. The AVN system that further comprises. The method of claim 1, wherein the control unit, When a viewing channel according to a TV broadcasting service is set, only a TV broadcasting signal is received to select the viewing channel from the received TV broadcasting signal. When a listening channel according to a radio broadcasting service is set, only a radio broadcasting signal is received. And select the listening channel from the received radio broadcast signal. The method of claim 1, wherein the control unit, The AVN system of the TV or radio broadcasting service, when the reservation recording by the reservation recording information starts, controlling the integrated tuner receiving unit based on the reservation recording information. Setting a channel according to a broadcast service by a user; and Controlling reception of only a broadcast signal for the set broadcast service and selection of the set channel from the received broadcast signal according to a channel according to a set broadcast service; Control method of the AVN system comprising a. The method of claim 5, wherein the setting step, Setting up and storing a TV or radio broadcasting service, Setting and storing a viewing or listening channel according to the set broadcasting service; and Inputting and storing reservation recording information including a channel according to the broadcasting service Control method of the AVN system comprising a. The method of claim 5, wherein the controlling step, Receiving only a TV broadcast signal and selecting the watch channel from the received TV broadcast signal when a watch channel according to a TV broadcast service is set; Receiving only a radio broadcast signal and selecting the listening channel from the received radio broadcast signal when a listening channel according to a radio broadcast service is set; Control method of the AVN system comprising a. The method of claim 5, wherein the controlling step, During the TV or radio broadcasting service, when the reservation recording is started by the reservation recording information, receiving only the corresponding broadcast signal and selecting the corresponding channel from the received broadcast signal based on the reservation recording information. Control method of the AVN system.

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