KR100878423B1 - Tv broadcasting receiving apparatus adaptable to mobile telecommunication terminal - Google Patents

Abstract

SUMMARY OF THE INVENTION An object of the present invention is to provide a TV broadcast receiving apparatus suitable for application to a mobile communication terminal because it can be manufactured in a very small size.

The present invention provides a multilayer substrate (PCB) in which at least three dielectric layers are stacked; A TV circuit unit 30 formed on the multilayer board (PCB), selecting a desired channel from the input TV signal, and demodulating the selected channel signal to restore the original TV signal; A case for protecting and embedding the substrate; An antenna connected to the TV circuit unit 30 and integrally formed in the mobile communication terminal; And a plurality of connection terminals connected to the TV circuit unit 30 and supplied with power required for the TV circuit unit 30, and for inputting and outputting signals for controlling the TV circuit unit 30. And an I / O connector (IO-CONT) formed thereon.

According to the present invention, a TV circuit unit is implemented on a multilayer substrate having at least three dielectric layers stacked thereon, an antenna is integrally formed on a mobile communication terminal, and a tuning filter is implemented using a coil of a coil type chip. By connecting the connection between the TV circuit unit and the mobile communication terminal by using a film connector, it can be manufactured in a very small size, which is suitable for application to a mobile communication terminal.

Mobile communication terminal, TV broadcast receiver, TV tuner, compact, portable TV tuner

Description

TV broadcasting receiver suitable for mobile communication terminal {TV BROADCASTING RECEIVING APPARATUS ADAPTABLE TO MOBILE TELECOMMUNICATION TERMINAL}

1 is a block diagram of a conventional TV tuner.

2 is an external view of a conventional TV tuner, where (a) is a plan view, (b) is a left side view, (c) is a right side view, (d) is a rear view, and (e) is a front view.

3 is a partial cutaway perspective view showing the overall structure of a TV broadcast receiving apparatus according to the first embodiment of the present invention.

4 is an external view of a TV broadcast receiving apparatus according to the present invention, wherein (a) is a plan view, (b) is a left side view, (c) is a right side view, (d) is a rear view, and (e) Is front view, (f) is rear view.

5 is a partial cutaway perspective view showing the overall structure of a TV broadcast receiving apparatus according to a second embodiment of the present invention.

6 is a circuit diagram of a TV broadcast receiving apparatus according to the present invention.

7 is a diagram illustrating a mobile communication terminal equipped with a TV broadcast receiving apparatus according to the present invention.

Explanation of symbols on the main parts of the drawings                 

ANT: antenna 30: TV circuit

31: shear amplifier 32: tuner

33: IF amplifier 34: demodulator

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a TV broadcast receiving apparatus suitable for a mobile communication terminal, and in particular, to implement a TV circuit unit on a multilayer substrate on which at least three or more dielectric layers are stacked, to form an antenna integrally on a mobile communication terminal, and to chip mounting The present invention relates to a TV broadcast receiving device implemented to be suitable for application to a mobile communication terminal by implementing a tuning filter with a coil of a type and implementing a connection between a TV circuit unit and a mobile communication terminal with a film connector.

In general, a TV broadcast tuner for receiving a TV broadcast is embedded in a TV set or VTR (or VCR) or set top box (STB). The TV tuner requires an analog TV tuner in order to receive analog TV broadcasts that have been in service in the past, and a digital TV tuner is required to receive digital TV broadcasts that have recently started service. To receive both analog and digital TV broadcasts, An analog demodulator and a digital demodulator are to be provided.                         

1 is a block diagram of a conventional TV tuner.

Referring to FIG. 1, a conventional TV tuner selects a desired channel from a TV signal from an antenna ANT and provides a tuner unit 11 to provide an IF signal, and a gain of an IF signal output from the tuner unit 11. an IF amplifier 12 for controlling gain) and an analog demodulator 13 for filtering the IF signal from the IF amplifier 12 and demodulating the video signal and audio signal of a TV broadcast by demodulating by a VSB method. And a digital demodulator 14 for filtering the IF signal from the IF amplifier 12 and demodulating the 8-VSB scheme to restore the video signal and the audio signal of the TV broadcast. Here, the analog demodulation unit 13 and the digital demodulation unit 14 may selectively operate in response to the TV broadcast method.

As described above, the conventional TV tuner is embedded in a TV set or a VTR (or VCR) or a set-top box (STB), which is not particularly limited in size of the built-in space. Therefore, the size of the TV tuner itself is the subject of research and development. This was not.

2 is an external view of a conventional TV tuner, where (a) is a plan view, (b) is a left side view, (c) is a right side view, (d) is a rear view, and (e) is a front view.

Referring to FIGS. 2A through 2E, the conventional TV tuner has a length of 98.2 mm including a connector, a width of 47.6 mm, and a thickness of 17.75 mm including a pin. This compares to the size of a conventional TV tuner (98.2mm * 47.6mm * 17.75mm) compared to the size of a conventional mobile phone which is approximately 100mm * 45mm * 20mm (length * width * thickness). It can be seen that they are almost similar or rather larger.                         

However, recently, in order to receive a TV broadcast from a portable communication device such as a mobile phone, research and development of a TV tuner applicable to a portable communication device such as a mobile phone is in progress.

However, the conventional TV tuner has a problem that it is impossible to apply to a portable communication device such as a mobile phone because the size is too large.

SUMMARY OF THE INVENTION The present invention has been proposed to solve the above problems, and an object thereof is to implement a TV circuit unit on a multilayer board having at least three dielectric layers stacked thereon, to form an antenna integrally on a mobile communication terminal, and to chip mounting The present invention provides a TV broadcast receiving device implementing a tuning filter using a coil of a type and implementing a connection between a TV circuit unit and a mobile communication terminal using a film connector.

In addition, another object of the present invention is to provide a TV broadcast receiving apparatus that can be manufactured in a very small size and adapted to be applied to a mobile communication terminal.

In order to achieve the above object of the present invention, the TV broadcast receiving apparatus of the present invention

In the TV broadcast receiving apparatus suitable for a mobile communication terminal,

A multilayer substrate having at least three dielectric layers stacked thereon;                     

A TV circuit unit formed on the multi-layer substrate and selecting a desired channel from the input TV signal, and demodulating the selected channel signal to restore the original TV signal;

A case for protecting and embedding the substrate;

An antenna connected to the TV circuit unit and integrally formed in the mobile communication terminal; And

An I / O connector connected to the TV circuit unit and provided with a plurality of connection terminals in the case for receiving power required for the TV circuit unit and for inputting and outputting signals for controlling the TV circuit unit;

Characterized in having a.

In addition, the TV broadcast receiving apparatus of the present invention

In the TV broadcast receiving apparatus suitable for a mobile communication terminal,

A multilayer substrate having at least three dielectric layers stacked thereon;

A tuner unit formed on the multilayer substrate and selecting a desired channel from an input TV signal, and a VSB demodulation unit configured to perform demodulation corresponding to VSB, which is an analog modulation method, on the channel signal selected by the tuner unit; A TV circuit unit including a chip type coil for tuning the channel and a chip type crystal oscillator for providing a reference frequency for phase control of the internal oscillation frequency;

A case for protecting and embedding the substrate;

An antenna connected to the TV circuit unit and integrally formed with the mobile communication terminal; And

A pin-type I / O connector connected to the TV circuit unit and having a plurality of connection terminals provided on the back surface of the case to receive power for the TV circuit unit and to input and output signals for controlling the TV circuit unit;

Characterized in having a.

In addition, the TV broadcast receiving apparatus of the present invention

In the TV broadcast receiving apparatus suitable for a mobile communication terminal,

A multilayer substrate having at least three dielectric layers stacked thereon;

A tuner unit formed on the multilayer substrate and selecting a desired channel from an input TV signal, and an OFDM demodulation unit performing demodulation corresponding to OFDM on the channel signal selected by the tuner unit, wherein the tuner unit is channel tuned. A TV circuit unit including a chip mounting coil for providing a chip type crystal oscillator for providing a reference frequency for phase control of an internal oscillation frequency;

A case for protecting and embedding the substrate;

An antenna connected to the TV circuit unit and integrally formed with the mobile communication terminal; And

A pin-type I / O connector connected to the TV circuit unit and having a plurality of connection terminals provided on the back surface of the case to receive power for the TV circuit unit and to input and output signals for controlling the TV circuit unit;                     

Characterized in having a.

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

In the drawings referred to in the present invention, components having substantially the same configuration and function will use the same reference numerals.

3 is a partial cutaway perspective view showing the overall structure of a TV broadcast receiving apparatus according to the first embodiment of the present invention.

Referring to FIG. 3, the apparatus for receiving TV broadcasts according to the first embodiment of the present invention includes a multilayer substrate (PCB) having at least three dielectric layers stacked thereon, formed on the multilayer substrate (PCB), and the desired TV signal. Connected to the TV circuit unit 30 for selecting a channel and demodulating the selected channel signal to restore the original TV signal, a case for protecting and embedding the substrate, and the TV circuit unit 30. An antenna ANT integrally formed in the mobile communication terminal, connected to the TV circuit unit 30, and receiving power for the TV circuit unit 30, and receiving a signal for controlling the TV circuit unit 30; And an I / O connector (IO-CONT) in which a plurality of connection terminals for output are formed in the case (CASE).

4 is an external view of a TV broadcast receiving apparatus according to the present invention, wherein (a) is a plan view, (b) is a left side view, (c) is a right side view, (d) is a rear view, and (e) Is front view, (f) is rear view.

Referring to FIGS. 4A through 4F, the TV receiver according to the first embodiment of the present invention has a length of 50.75 mm, a width of 28.2 mm, and a thickness of the TV receiver. 11.5mm, which is almost half the size of the conventional TV tuner (98.2mm * 47.6mm * 17.75mm), and the size of the existing mobile phone is approximately 100mm * 45mm * 20mm ( Length * width * thickness), it can be seen that it is half the size of a mobile phone, which is suitable for application to a mobile phone.

3 and 4 (a) to (f), when the I / O connector (IO-CONT) is mounted in the mobile communication terminal and is mounted in the mobile communication terminal to reduce the mounting area, It is preferable to be formed in the back surface CASE-BA of the case CASE which is a mounting surface.

In addition, the TV broadcast receiving apparatus includes an antenna connector (ANT-CONT) for connecting to an antenna (ANT) mounted on the mobile communication terminal, and the antenna connector (ANT-CONT) is mounted on the mobile communication terminal. It is preferable that it is formed in the back surface CASE-BA of the case CASE which is a mounting surface.

The I / O connector IO-CONT and the antenna connector ANT-CONT according to the first embodiment of the present invention are pin-type connectors. In addition, the I / O connector (IO-CONT) is preferably made of two or more arrays for miniaturization by supplementing the weakness of the charge area. The antenna connector ANT-CONT is a signal input connector for connecting to the antenna ANT. The antenna connector ANT-CONT may be integrated with the antenna for miniaturization, and may be formed in a jack type of a phone type. have.

5 is a partial cutaway perspective view showing the overall structure of a TV broadcast receiving apparatus according to a second embodiment of the present invention.

Referring to FIG. 5, the TV broadcast receiving apparatus according to the second embodiment of the present invention is the same as the TV broadcast receiving apparatus according to the first embodiment of the present invention described above. CONT) and the antenna connector (ANT-CONT) are film type connectors. A film flexible cable may be applied to the thin connector.

6 is a circuit diagram of a TV broadcast receiving apparatus according to the present invention.

Referring to FIG. 6, the TV circuit unit 30 applied to each embodiment of the present invention is connected to the antenna ANT, and the shear amplifier unit filters and low noise amplifies the TV signal input from the antenna ANT. 31, a tuner unit 32 connected to the front end amplifier, for controlling gain of each band by separating a VHF band and a UHF band from a TV signal input from the front end amplifier, and selecting a channel within the corresponding band ), An IF amplification control unit 33 for controlling the gain of the IF signal output from the tuner unit, and a demodulation unit 34 for restoring the TV signal by demodulating the IF signal from the IF amplifying unit. do.

The front end amplifier 31 includes a loop through circuit unit LTH for outputting a signal input from the antenna ANT to the outside. In this case, the loop through circuit unit LTH may be configured to block an external output of a spurious signal generated by the tuner unit 32.

The demodulator 34 may be a VSB demodulator for restoring a TV signal by demodulating the IF signal from the IF amplification unit corresponding to the VSB modulation method, which is an analog modulation method, or the IF signal from the IF amplification unit. The signal may be configured as an OFDM demodulator for recovering a TV signal by performing demodulation corresponding to the OFDM modulation method, which is a digital modulation method.

The tuner 32 includes a UHF band tuner 321 for amplifying and selecting a UHF band signal among TV signals, a VHF band tuner 322 for amplifying and selecting a VHF band signal among TV signals, and a chip type reference oscillator ( 323 and a MOPLL circuit section 324 for selecting a desired channel in a TV band from the respective tuning units through a phase comparison between an internal oscillation frequency and a reference frequency of the chip type reference oscillator 323, and the MOPLL AGC detection unit 325 for automatically controlling the amplification level of each tuning unit according to the level of the output signal of the circuit unit 323, and the voltage input through the I / O connector (IO-CONT) to the required voltage therein A DC / DC converter 326 for converting is included.

In particular, each band tuning part of the tuner part 32 preferably includes a chip mounting coil to reduce the charge area, and the chip type reference oscillator 323 is also preferably applied with a 10.6 MHz crystal oscillator. Do.

The MOPLL circuit unit 324 of the tuner unit 32 mixes an internal oscillation frequency and an input signal from the UHF band tuning unit 321 to provide an IF signal, and an UHF frequency converter 324A and an internal oscillation. According to the VHF frequency converter 324B for mixing the frequency and the input signal from the VHF band tuning unit 322 to provide an IF signal, and the channel selection signal through the I / O connector (IO-CONT), PLL section 324C for controlling the oscillation frequencies of the VHF and UHF frequency converters 324A and 324B, and IF amplifier 327 for amplifying the output signals from the VHF and UHF frequency converters 324A and 324B. Include.

The I / O connector IO-CONT includes a plurality of power terminals for receiving power required from the TV circuit unit 30, an RF AGC terminal connected to the tuner unit 32 of the TV circuit unit 30, and the TV circuit unit. An IF output terminal connected to the tuner unit 32 of the terminal 30, a data terminal for inputting and outputting data including the channel selection signal connected to the demodulation unit 34 of the TV circuit unit 30, and the TV circuit unit 30 And a TV signal output terminal for outputting a TV signal from the demodulator 34 of the TV circuit unit 30.

The operation of the TV circuit section 30 of the present invention will be briefly described below.

Referring to FIG. 6, the TV circuit unit 30 of the present invention receives a TV signal from an antenna ANT, and the front end amplifier 31 of the TV circuit unit 30 receives a TV signal from the antenna ANT. Filtering and low noise amplification (48 ~ 860MHz) is provided to the tuner unit 32. Here, the loop through circuit part LTH included in the front end amplifier 31 outputs a signal input from the antenna ANT to the outside, and a spurious generated by the tuner part 32. ) It performs "de-coupler" function to cut off the external output of the signal.

The tuner 32 controls the gain of each band by dividing the VHF band of "170 ~ 230MHz" and the UHF band of "470 ~ 860MHz" in the TV signal input from the front end amplifier 31, and the corresponding band Channels within the channel are selected and provided to the IF amplification control unit 33.

Specifically, first, the UHF band tuning unit 321 of the tuner unit 32 amplifies and selects a UHF band signal among TV signals, and the VHF band tuning unit 322 amplifies the VHF band signal among the TV signals. And the MOPLL circuit unit 324 selects a desired channel in the TV bands from the respective tuning units through a phase comparison with an internal oscillation frequency at a reference frequency of the chip type reference oscillator 323. The AGC detection unit 325 automatically controls the amplification level of each tuning unit according to the level of the output signal of the MOPLL circuit unit 323, and the DC / DC conversion unit 326 is configured to control the I / O connector ( It converts the voltage input through IO-CONT) into the required voltage inside.

Here, in order to reduce the size of the TV circuit unit 30 of the present invention, it is preferable that each band tuning unit of the tuner unit 32 includes a coil of a coil type in order to reduce the charge area, and further, the chip type reference oscillator. 323 is also preferably applied to the 10.6MHz crystal oscillator.

In addition, the UHF frequency converter 324A of the MOPLL circuit unit 324 mixes an internal oscillation frequency and an input signal from the UHF band tuner 321 to provide an IF signal of 36.167 MHz, and provides a VHF frequency converter. 324B mixes an internal oscillation frequency and an input signal from the VHF band tuning unit 322 to provide an IF signal of 36.167 MHz, and the PLL unit 324C provides the I / O connector (IO-CONT). The oscillation frequencies of the VHF and UHF frequency converters 324A and 324B are controlled in accordance with the channel selection signal through. In addition, the IF signal passes through a saw filter to have an adjacent channel selectivity, and then the IF amplifier 327 supplies the output signal from the VHF and UHF frequency converters 324A and 324B at a later stage for signal processing. Amplify. In this case, a dedicated IC is used to increase the accuracy of the oscillator.

The IF amplification control unit 33 controls the gain of the IF signal output from the tuner unit and provides it to the demodulator 34.

The demodulator 34 demodulates the IF signal from the IF amplifier and restores the TV signal. The demodulator 34 outputs a TV signal through an 8-bit parallel or 1-bit serial port. When the demodulator 34 is a VSB demodulator, which is an analog demodulator, the demodulator 34 demodulates the IF signal from the IF amplification unit corresponding to the VSB modulation scheme, which is an analog modulation scheme, to restore the TV signal. In addition, in the case of the OFDM demodulator, which is a digital demodulator, the IF signal from the IF amplifier is demodulated corresponding to the OFDM modulation scheme, which is a digital modulation scheme, to restore the TV signal.

7 is a diagram illustrating a mobile communication terminal equipped with a TV broadcast receiving apparatus according to the present invention. Referring to FIGS. 4A through 4F and FIG. 7, the TV broadcast receiving apparatus according to the present invention is a mobile communication terminal. Can be applied to

In the present invention as described above, the substrate (PCB) is to have a multi-layered substrate structure of three or more layers to realize miniaturization, the tuning filter adopts a chip mounting coil instead of the insertion type, portable image reception Integrated antenna for ease of adoption in devices (PDA, HHP), and I / O connector as film connector including video and audio outputs of TV signal as needed, portable video receiving device (PDA, HHP) is implemented by "combining the tuner and the demodulator" to enable real-time broadcast reception, and the demodulator employs an analog and a digital demodulator with strong mobility of the OFDM method.

The mobile communication terminal to which the present invention as described above is applied can be applied to a portable device including a mobile phone, a PDA, and the like.

According to the present invention as described above, the TV circuit unit is implemented on a multilayer substrate on which at least three dielectric layers are stacked, the antenna is integrally formed in the mobile communication terminal, and the tuning filter is formed by using a coil of a chip mounting type. By implementing the connection between the TV circuit unit and the mobile communication terminal by using a film connector, it is possible to manufacture in a very small size has an effect that is suitable for application to the mobile communication terminal.

The above description is only a description of specific embodiments of the present invention, and the present invention is not limited to these specific embodiments, and various changes and modifications of the configuration are possible from the above-described specific embodiments of the present invention. It will be apparent to those skilled in the art to which the present invention pertains.

Claims (19)

In the TV broadcast receiving apparatus suitable for a mobile communication terminal, A multilayer substrate (PCB) on which at least three dielectric layers are stacked; A TV circuit unit 30 formed on the multilayer board (PCB), selecting a desired channel from the input TV signal, and demodulating the selected channel signal to restore the original TV signal; A case for protecting and embedding the substrate; An antenna connected to the TV circuit unit 30 and integrally formed in the mobile communication terminal; And A plurality of connection terminals connected to the TV circuit unit 30 and supplied with power required for the TV circuit unit 30 to input and output signals for controlling the TV circuit unit 30 to the case CASE. Formed I / O connector (IO-CONT), The I / O connector (IO-CONT) is formed on the rear surface (CASE-BA) of the case (CASE) that is the mounting surface when mounted in the mobile communication terminal TV broadcast receiving device characterized in that. delete The method of claim 1, wherein the I / O connector (IO-CONT) is A TV broadcast receiving device, characterized in that the connector is a pin type. The method of claim 1, wherein the I / O connector (IO-CONT) is A TV broadcast receiving device, characterized in that the film type connector. The apparatus of claim 1, wherein the TV broadcast receiving apparatus An antenna connector (ANT-CONT) for connecting to the antenna (ANT) mounted on the mobile communication terminal, The antenna connector (ANT-CONT) is And a TV broadcast receiving device formed on a rear surface (CASE-BA) of the case (CASE) which is a mounting surface when the mobile communication terminal is mounted on the mobile communication terminal. The method of claim 5, wherein the antenna connector (ANT-CONT) A TV broadcast receiving device, characterized in that the connector is a pin type. The method of claim 5, wherein the antenna connector (ANT-CONT) A TV broadcast receiving device, characterized in that the film type connector. According to claim 1, wherein the TV circuit unit 30 A front end amplifier 31 connected to the antenna ANT for filtering and low noise amplifying a TV signal input from the antenna ANT; A tuner unit 32 connected to the front end amplifier and controlling the gain of each band by dividing the VHF band and the UHF band from the TV signal input from the front end amplifier, and selecting a channel within the corresponding band; An IF amplification control unit 33 for controlling the gain of the IF signal output from the tuner unit; And A demodulator (34) for demodulating the IF signal from the IF amplifier unit to restore a TV signal; TV broadcast receiving device characterized in that it comprises a. The method of claim 8, wherein the shear amplifier 31 And a loop through circuit unit (LTH) for outputting a signal input from the antenna (ANT) to the outside. 10. The method of claim 9, wherein the loop through circuit portion (LTH) is TV broadcast receiving device, characterized in that to block the external output of the spurious signal generated by the tuner (32). The method of claim 8, wherein the demodulator 34 And a VSB demodulator for restoring a TV signal by demodulating the IF signal from the IF amplifier according to the VSB modulation method, which is an analog modulation method. The method of claim 8, wherein the demodulator 34 And an OFDM demodulation unit for restoring a TV signal by demodulating the IF signal from the IF amplification unit corresponding to the OFDM modulation method, which is a digital modulation method. The method of claim 8, wherein the tuner portion 32 A UHF band tuning unit 321 for amplifying and selecting a UHF band signal among TV signals; A VHF band tuning unit 322 for amplifying and selecting a VHF band signal among TV signals; Chip type reference oscillator 323; A MOPLL circuit section 324 for selecting a desired channel in the TV bands from the respective tuning sections by comparing a reference frequency of the chip type reference oscillator 323 with an internal oscillation frequency; An AGC detection unit 325 for automatically controlling the amplification level of each tuning unit according to the level of the output signal of the MOPLL circuit unit 323; And DC / DC converter 326 for converting a voltage input through the I / O connector (IO-CONT) to a voltage required therein TV broadcast receiving device comprising a. 14. The tuner of claim 13, wherein each band tuning section of the tuner section 32 And a coil of chip mounting type. The circuit of claim 13, wherein the MOPLL circuit portion 324 of the tuner portion 32 A UHF frequency converter 324A for mixing an internal oscillation frequency and an input signal from the UHF band tuning unit 321 to provide an IF signal; A VHF frequency converter 324B for mixing an internal oscillation frequency and an input signal from the VHF band tuner 322 to provide an IF signal; A PLL unit 324C for controlling the oscillation frequencies of the VHF and UHF frequency converters 324A and 324B according to a channel selection signal through the I / O connector IO-CONT; And IF amplifier 327 for amplifying the output signals from the VHF and UHF frequency converters 324A and 324B. TV broadcast receiving device comprising a. The method of claim 13, wherein the chip type reference oscillator 323 A TV broadcast receiving device characterized in that the 10.6MHz crystal oscillator. The method of claim 8, wherein the I / O connector (IO-CONT) is A plurality of power stages for receiving power required by the TV circuit unit 30; An RF AGC stage connected to the tuner portion 32 of the TV circuit portion 30; An IF output stage connected to the tuner portion 32 of the TV circuit portion 30; A data stage connected to a demodulator 34 of the TV circuit unit 30 for inputting / outputting data including the channel selection signal; A clock stage connected to the demodulator 34 of the TV circuit unit 30; And And a TV signal output terminal for outputting a TV signal from a demodulation unit (34) of said TV circuit unit (30). In the TV broadcast receiving apparatus suitable for a mobile communication terminal, A multilayer substrate (PCB) on which at least three dielectric layers are stacked; A tuner unit formed on the multilayer substrate and selecting a desired channel from an input TV signal, and a VSB demodulation unit configured to perform demodulation corresponding to VSB, which is an analog modulation method, on the channel signal selected by the tuner unit; A TV circuit unit 30 including a chip-type crystal oscillator for providing a tuner unit with a chip mounting coil for channel tuning and a reference frequency for phase control of an internal oscillation frequency; A case for protecting and embedding the substrate; An antenna (ANT) connected to the TV circuit unit 30 and integrally formed with the mobile communication terminal; And A plurality of connection terminals connected to the TV circuit unit 30 to receive power for the TV circuit unit 30 and to input and output signals for controlling the TV circuit unit 30. Film type I / O connector (IO-CONT) formed on the back (CASE-BA) TV broadcast receiving device characterized in that it comprises a. In the TV broadcast receiving apparatus suitable for a mobile communication terminal, A multilayer substrate (PCB) on which at least three dielectric layers are stacked; A tuner unit formed on the multilayer substrate and selecting a desired channel from an input TV signal, and an OFDM demodulation unit performing demodulation corresponding to OFDM on the channel signal selected by the tuner unit, wherein the tuner unit is channel tuned. A TV circuit unit 30 including a chip mounting coil for providing a chip type crystal oscillator for providing a reference frequency for phase control of an internal oscillation frequency; A case for protecting and embedding the substrate; An antenna (ANT) connected to the TV circuit unit 30 and integrally formed with the mobile communication terminal; And A plurality of connection terminals connected to the TV circuit unit 30 to receive power for the TV circuit unit 30 and to input and output a signal for controlling the TV circuit unit 30. Film type I / O connector (IO-CONT) formed on the back (CASE-BA) TV broadcast receiving device characterized in that it comprises a.

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