KR100742334B1 - Broadcasting receive apparatus having division function of broadcasting signal and method thereof - Google Patents

Broadcasting receive apparatus having division function of broadcasting signal and method thereof Download PDF

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KR100742334B1
KR100742334B1 KR1020050094620A KR20050094620A KR100742334B1 KR 100742334 B1 KR100742334 B1 KR 100742334B1 KR 1020050094620 A KR1020050094620 A KR 1020050094620A KR 20050094620 A KR20050094620 A KR 20050094620A KR 100742334 B1 KR100742334 B1 KR 100742334B1
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South Korea
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broadcast signal
broadcast
input
pattern
tuner module
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KR1020050094620A
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Korean (ko)
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KR20070039379A (en
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배범열
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삼성전자주식회사
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/50—Tuning indicators; Automatic tuning control
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
    • H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
    • H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering

Abstract

방송신호 분배기능을 구비한 방송수신장치 및 그 방법이 개시된다. 본 방송수신장치는 입력방송신호를 균등분배하여 입력방송신호와 동 위상인 복수의 방송신호로 출력하는 인쇄회로기판(Printed Circuit Board:PCB)패턴으로 형성된 방송신호분배부, 그리고 방송신호분배부로부터 출력되는 복수의 방송신호를 튜닝하는 복수의 튜너모듈을 포함한다. 이에 따라 PVR기능을 효율적으로 수행할 수 있게 된다.Disclosed are a broadcast receiving apparatus having a broadcast signal distribution function and a method thereof. The broadcast receiving apparatus comprises a broadcast signal distribution unit formed of a printed circuit board (PCB) pattern for equally distributing the input broadcast signal and outputting a plurality of broadcast signals in phase with the input broadcast signal, and from the broadcast signal distribution unit. A plurality of tuner module for tuning the plurality of broadcast signals output. Accordingly, the PVR function can be efficiently performed.

튜너, 방송수신장치, 셋탑박스, PCB, 윌킨슨(Wilkinson), PVR Tuner, Broadcast Receiver, Set Top Box, PCB, Wilkinson, PVR

Description

방송신호 분배기능을 구비한 방송수신장치 및 그 방법 { Broadcasting receive apparatus having division function of broadcasting signal and method thereof }Broadcasting receiving apparatus having broadcasting signal distribution function and method thereof {Broadcasting receive apparatus having division function of broadcasting signal and method

도 1a 및 도1b는 종래의 방송수신장치의 튜너모듈 배치를 나타낸 도면,1A and 1B are views illustrating a tuner module arrangement of a conventional broadcast receiving apparatus;

도 2는 본 발명의 일 실시예에 따른 방송수신장치의 튜너모듈 배치를 나타낸 도면, 그리고,2 is a view showing a tuner module arrangement of a broadcast receiving apparatus according to an embodiment of the present invention;

도 3은 본 발명의 일 실시예에 따른 방송수신장치의 튜너모듈을 배치하기 위한 PCB패턴을 예시한 도면이다.3 is a diagram illustrating a PCB pattern for arranging a tuner module of a broadcast receiving apparatus according to an embodiment of the present invention.

* 도면의 주요 부분에 대한 부호의 설명 *Explanation of symbols on the main parts of the drawings

100 : 방송신호분배부 200 : 제1튜너모듈100: broadcast signal distribution unit 200: first tuner module

300 : 제2튜너모듈300: second tuner module

본 발명은 방송신호 분배기능을 구비한 방송수신장치 및 그 방법에 관한 것으로, 더욱 상세하게는 디지털방송수신기에서 PVR(Personal Video Record)기능을 수행하는데 필요한 두 개의 튜너모듈을 배치하여 방송신호를 분배하는 방송신호 분 배기능을 구비한 방송수신장치 및 그 방법에 관한 것이다.The present invention relates to a broadcast receiving apparatus having a broadcast signal distribution function and a method thereof, and more particularly, to distribute broadcast signals by arranging two tuner modules required to perform a PVR (Personal Video Record) function in a digital broadcast receiver. A broadcast receiving device having a broadcast signal distribution function and a method thereof are provided.

방송방식이 디지털화됨에 따라, 방송국에서 전송하는 디지털방송신호를 수신하여 사용자에게 제공하기 위한 디지털방식의 방송수신장치가 보급되고 있다. 이러한 방송수신장치는 방송신호를 신호처리 하여 사용자에게 영상 및 음향으로 제공할 뿐만 아니라, 사용자의 필요에 따라, 방송신호를 녹화하는 기능도 구비한다. 이러한 기능을 PVR(personal video record)기능이라고 하며, PVR기능을 수행하기 위해서는 두 개 이상의 튜너모듈이 방송수신장치에 구비되어야 한다.As the broadcast method is digitized, a digital broadcast receiver for receiving a digital broadcast signal transmitted from a broadcasting station and providing it to a user is becoming popular. Such a broadcast receiving device not only provides a video signal and a sound signal to a user by processing a broadcast signal, but also has a function of recording a broadcast signal according to a user's needs. Such a function is called a PVR (personal video record) function, and two or more tuner modules must be provided in the broadcast receiver to perform the PVR function.

도 1a 및 도1b는 종래의 방송수신장치의 튜너모듈 배치를 나타낸 도면이다.1A and 1B are diagrams illustrating a tuner module arrangement of a conventional broadcast receiving apparatus.

도 1a를 참조하면, 방송수신장치(10)의 내부에 제1튜너모듈(20) 및 제2튜너모듈(30)이 순차적으로 배치되어 있다. 이 경우, 방송수신장치(10)는 방송신호를 입력받기 위한 커넥터(connector)가 두 개가 필요하다.Referring to FIG. 1A, the first tuner module 20 and the second tuner module 30 are sequentially disposed in the broadcast receiving device 10. In this case, the broadcast receiving device 10 requires two connectors for receiving a broadcast signal.

즉, 제1튜너모듈(20)에 방송신호를 입력하기 위한 제1커넥터(25) 및 제2튜너모듈(30)에 방송신호를 입력하기 위한 제2커넥터(35)가 구비되어 있어야 한다. 또한, 방송신호를 두 개로 분배하기 위한 커플러(coupler;미도시)나, 분배기(divider:미도시)가 외부에 추가로 구비되어 있어야 한다.That is, a first connector 25 for inputting a broadcast signal to the first tuner module 20 and a second connector 35 for inputting a broadcast signal to the second tuner module 30 should be provided. In addition, a coupler (not shown) or a divider (not shown) for distributing two broadcast signals should be additionally provided outside.

도 1b를 참조하면, 방송수신장치(10)는 분배기(50), 제1튜너모듈부(20), 및 제2튜너모듈부(30)를 구비한다. 이 경우, 방송수신장치(10)는 방송신호를 입력받기 위한 커넥터(40)가 하나 필요하며, 커넥터(40)를 통해 입력된 방송신호는 분배기(50)에서 두 개의 방송신호로 분배되어 출력된다. 그리고, 분배기(50)에서 출력된 방송신호를 제1튜너모듈(20) 및 제2튜너모듈(30)에 입력하기 위한 케이블(60) 및 커넥터(70,80)가 더 구비되어야 한다.Referring to FIG. 1B, the broadcast receiving device 10 includes a distributor 50, a first tuner module unit 20, and a second tuner module unit 30. In this case, the broadcast receiving device 10 requires one connector 40 for receiving a broadcast signal, and the broadcast signal input through the connector 40 is divided into two broadcast signals by the splitter 50 and output. . In addition, cables 60 and connectors 70 and 80 for inputting the broadcast signal output from the distributor 50 to the first tuner module 20 and the second tuner module 30 should be further provided.

이상과 같이, 종래에는 방송수신장치(10)에 커넥터(25,35,70,80)나 케이블(60)이 필요하므로, 부피가 커지고, 이러한 커넥터(25,35,70,80)나 케이블(60)에 의해 신호 손실(loss)이 발생하게 된다.As described above, since the connectors 25, 35, 70, 80 and the cable 60 are conventionally required for the broadcast receiving device 10, the volume is increased, and the connectors 25, 35, 70, 80 and the cables ( 60) causes signal loss.

따라서, 본 발명의 목적은 PVR기능을 수행하기 위해, 방송신호를 균등 분배하는 PCB패턴을 형성하여, 복수의 튜너를 효율적으로 배치하는 방송신호 분배기능을 구비한 방송수신장치 및 그 방법을 제공함에 있다.Accordingly, an object of the present invention is to provide a broadcast receiving apparatus and method having a broadcast signal distribution function for efficiently arranging a plurality of tuners by forming a PCB pattern for equally distributing broadcast signals to perform a PVR function. have.

상기 목적을 달성하기 위한 본 발명에 따른 방송수신장치는 입력방송신호를 균등분배하여 상기 입력방송신호와 동 위상인 복수의 방송신호로 출력하는 인쇄회로기판(Printed Circuit Board:PCB)패턴으로 형성된 방송신호분배부, 및 상기 방송신호분배부로부터 출력되는 복수의 방송신호를 튜닝하는 복수의 튜너모듈을 포함한다.The broadcast receiving apparatus according to the present invention for achieving the above object is a broadcast formed by a printed circuit board (PCB) pattern to equally distribute the input broadcast signal to output a plurality of broadcast signals in phase with the input broadcast signal And a plurality of tuner modules for tuning a plurality of broadcast signals output from the broadcast signal distributor.

여기서, 상기 방송신호분배부는 상기 인쇄회로기판에 윌킨슨(Wilkinson) 분배방식을 이용한 패턴(pattern)으로 형성되는 것을 특징으로 한다.Here, the broadcast signal distribution unit is formed in a pattern using a Wilkinson distribution method on the printed circuit board.

또한, 상기 튜너모듈은 상기 방송신호분배부로부터 출력되는 방송신호가 입력되는 입력 핀(pin)을 구비하며, 상기 입력 핀은 상기 패턴에 납땜(soldering)되는 것을 특징으로 한다.The tuner module may include an input pin to which a broadcast signal output from the broadcast signal distribution unit is input, and the input pin is soldered to the pattern.

한편, 본 발명에 따른 방송수신장치의 방송신호 분배방법은 인쇄회로기판 (printed circuit board:PCB)에 형성된 패턴을 통해, 입력방송신호를 균등분배하여 상기 입력방송신호와 동 위상인 복수의 방송신호로 출력하는 단계, 및 상기 입력방송신호와 동 위상인 복수의 방송신호를 튜닝하는 단계를 포함한다.On the other hand, in the broadcast signal distribution method of the broadcast receiving apparatus according to the present invention, a plurality of broadcast signals in phase with the input broadcast signal by equally distributing the input broadcast signal through a pattern formed on a printed circuit board (PCB) And tuning a plurality of broadcast signals in phase with the input broadcast signal.

이때, 상기 입력방송신호와 동 위상인 방송신호를 출력하는 단계는 상기 인쇄회로기판에 윌킨슨(Wilkinson) 분배방식을 이용하여 형성된 패턴(pattern)에 의해 상기 입력방송신호를 균등분배하여 상기 입력방송신호와 동 위상인 방송신호를 출력하는 것을 특징으로 한다.At this time, the step of outputting a broadcast signal in phase with the input broadcast signal is equally distributed by the pattern (pattern) formed on the printed circuit board using a Wilkinson distribution method to the input broadcast signal And outputting a broadcast signal in phase with.

이하에서는 첨부된 도면들을 참조하여 본 발명의 일 실시예를 보다 상세하게 설명한다. 다만, 본 발명을 설명함에 있어서, 관련된 공지 기능 혹은 구성에 대한 구체적인 설명이 본 발명의 요지를 불필요하게 흐릴 수 있다고 판단되는 경우, 그에 대한 상세한 설명은 축약하거나 생략한다.Hereinafter, with reference to the accompanying drawings will be described in detail an embodiment of the present invention. However, in describing the present invention, when it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be abbreviated or omitted.

도 2는 본 발명의 일 실시예에 따른 방송수신장치의 튜너모듈 배치를 나타낸 도면이다.2 is a diagram illustrating a tuner module arrangement of a broadcast receiving apparatus according to an embodiment of the present invention.

도 2를 참조하면, 본 방송수신장치는 방송신호분배부(100), 제1튜너모듈(200), 및 제2튜너모듈(300)을 포함한다.Referring to FIG. 2, the present broadcast receiving apparatus includes a broadcast signal distribution unit 100, a first tuner module 200, and a second tuner module 300.

방송신호분배부(100)는 윌킨슨(Wilkinson) 분배방식을 이용한 패턴(pattern)으로 인쇄회로기판상에 형성된다. 즉, 방송신호분배부(100)는 임피던스가 각각 Z1 및 Z2인 전송선로 2개와 임피던스가 Zout인 출력저항으로 구성된다.The broadcast signal distribution unit 100 is formed on a printed circuit board in a pattern using a Wilkinson distribution method. That is, the broadcast signal distribution unit 100 is composed of two transmission lines of impedance Z1 and Z2, respectively, and an output resistance of Zout impedance.

여기서, 각 전송선로의 임피던스 Z1 및 Z2는

Figure 112005056925916-pat00001
Zo로 동일한 값을 가지며, 각 전송선로의 길이는 λ/4이다. 이때, Zo는 무손실 균일 선로에서 단위길이당 인덕턴스(inductance) 및 커패시턴스(capacitance)를 이용하여 나타낸 특성임피던스이다.Here, the impedances Z1 and Z2 of each transmission line
Figure 112005056925916-pat00001
It has the same value as Zo, and the length of each transmission line is λ / 4. In this case, Zo is a characteristic impedance expressed using inductance and capacitance per unit length in a lossless uniform line.

제1튜너모듈(200) 및 제2튜너모듈(300)은 각각 방송신호분배부(100)로부터 출력되는 방송신호를 수신하여 튜닝한다. 즉, 제어부(미도시)의 제어에 따라, 제1튜너모듈(200) 및 제2튜너모듈(300)이 각각 다른 방송신호를 튜닝할 수 있게 된다.The first tuner module 200 and the second tuner module 300 receive and tune broadcast signals output from the broadcast signal distribution unit 100, respectively. That is, under the control of a controller (not shown), the first tuner module 200 and the second tuner module 300 may tune different broadcast signals, respectively.

그리고, 제1튜너모듈(200)을 통해 튜닝된 방송신호가 신호처리되어, 영상 및 음향으로 출력되고, 제2튜너모듈(300)을 통해 튜닝된 방송신호가 신호처리되어, HDD(hard disk drive;미도시)와 같은 저장매체에 저장되게 된다.In addition, the broadcast signal tuned through the first tuner module 200 is signal processed, and is output as an image and sound, and the broadcast signal tuned through the second tuner module 300 is signal processed, thereby providing a hard disk drive. It is stored in a storage medium such as;

도 3은 본 발명의 일 실시예에 따른 방송수신장치의 튜너모듈을 배치하기 위한 PCB패턴을 예시한 도면이다.3 is a diagram illustrating a PCB pattern for arranging a tuner module of a broadcast receiving apparatus according to an embodiment of the present invention.

도 3을 참조하면, 본 방송수신장치의 방송신호분배부(100)는 PCB(printed circuit board)상에 패턴으로 형성된다. 이때, 방송신호분배부(100)는 윌킨슨(Wilkinson) 분배방식 중, Y타입의 패턴으로 형성된다. 여기서, 방송신호분배부(100)의 설계 기준은 두께가 1.6mm이고, 상대 유전율이 4.5인 패턴으로 설계된다.Referring to FIG. 3, the broadcast signal distribution unit 100 of the present broadcast reception device is formed in a pattern on a printed circuit board (PCB). At this time, the broadcast signal distribution unit 100 is formed in a Y-type pattern of the Wilkinson distribution method. Here, the design criterion of the broadcast signal distribution unit 100 is 1.6mm in thickness and is designed in a pattern having a relative permittivity of 4.5.

커넥터(미도시)로부터 입력되는 방송신호가 인입되는 패턴은 임피던스 매칭(atching)을 위하여, 선폭(W1)이 1.4mm의 마이크로스트립 선로(microstrip line)로 설계된다. 여기서 말하는 마이크로스트립 선로는 유전체 기판을 사이에 두고 양면에 한 조의 도체 박막으로 되어 있는 분포 정수 패턴을 말한다. 본 발명의 PCB패턴 설계에서, 패턴의 유전율에 따라 변하는 특성임피던스인 Zo의 값은 75Ω이다.The pattern into which the broadcast signal input from the connector (not shown) is introduced is designed as a microstrip line having a line width W1 of 1.4 mm for impedance matching. The microstrip line here refers to a distributed constant pattern consisting of a set of conductor thin films on both sides with a dielectric substrate interposed therebetween. In the PCB pattern design of the present invention, the value of Zo, which is a characteristic impedance that varies with the permittivity of the pattern, is 75Ω.

그리고, 방송신호를 분배하기 위해 임피던스 Z1 및 Z2가

Figure 112005056925916-pat00002
Zo인 두 개의 패턴으로 분리된다. 즉, 임피던스 Z1 및 Z2의 값은 75×
Figure 112005056925916-pat00003
가 된다. 이때, 각 패턴의 길이 L1 및 L2는 각각 52mm이고, 선폭(W2,W3)은 각각 6mm이다.And, in order to distribute the broadcast signal, impedances Z1 and Z2
Figure 112005056925916-pat00002
Zo is separated into two patterns. That is, the values of impedances Z1 and Z2 are 75 ×
Figure 112005056925916-pat00003
Becomes At this time, the length L1 and L2 of each pattern are 52 mm, respectively, and the line widths W2 and W3 are 6 mm, respectively.

마지막으로, 방송신호분배부(100)의 출력 임피던스 정합을 위해 끝단에 임피던스 Zout가 2Zo인 저항이 삽입된다. 즉, 저항값은 75×2=150Ω이다. 이상과 같은 구조를 가진 방송신호분배부(100)에 의해 분배된 방송신호가 각각 제1튜너모듈(200) 및 제2튜너모듈(300)로 입력된다.Finally, a resistor with an impedance Zout of 2Zo is inserted at the end to match the output impedance of the broadcast signal distribution unit 100. That is, the resistance value is 75 x 2 = 150 Ω. The broadcast signals distributed by the broadcast signal distribution unit 100 having the above structure are input to the first tuner module 200 and the second tuner module 300, respectively.

여기서, 제1튜너모듈(200) 및 제2튜너모듈(300)은 PCB에 삽입되는 DIP(dual in-line package)타입의 핀을 구비하거나, PCB에 실장되는 SMD(surface mounted device)타입의 핀을 구비한다. 이러한 핀이 방송신호분배부(100)의 패턴에 납땜되어 방송신호분배부(100)로부터 방송신호를 수신할 수 있게 된다.Here, the first tuner module 200 and the second tuner module 300 include pins of a dual in-line package (DIP) type inserted into the PCB or pins of a SMD (surface mounted device) type mounted on the PCB. It is provided. These pins are soldered to the pattern of the broadcast signal distributor 100 to receive the broadcast signal from the broadcast signal distributor 100.

이상 설명한 바와 같이 본 발명에 따르면, 방송신호를 균등 분배하는 PCB패턴을 형성하여, 복수의 튜너를 효율적으로 배치함으로써, 신호손실을 줄이면서 PVR기능을 수행할 수 있게 된다.As described above, according to the present invention, by forming a PCB pattern that evenly distributes the broadcast signal, and by efficiently placing a plurality of tuners, it is possible to perform the PVR function while reducing signal loss.

또한, 이상에서는 본 발명의 바람직한 실시 예에 대하여 도시하고 설명하였지만, 본 발명은 상술한 특정의 실시 예에 한정되지 아니하며, 청구범위에서 청구하는 본 발명의 요지를 벗어남이 없이 당해 발명이 속하는 기술분야에서 통상의 지식을 가진 자라면 누구든지 다양한 변형 실시가 가능한 것은 물론이고, 그와 같은 변경은 청구범위 기재의 범위 내에 있게 된다.In addition, although the preferred embodiment of the present invention has been shown and described above, the present invention is not limited to the above-described specific embodiment, the technical field to which the invention belongs without departing from the spirit of the invention claimed in the claims. Anyone of ordinary skill in the art that various modifications can be made, as well as such changes are within the scope of the claims.

Claims (5)

입력방송신호를 균등분배하여 상기 입력방송신호와 동 위상인 복수의 방송신호로 출력하는 인쇄회로기판(printed circuit board:PCB)에 윌킨슨(Wilkinson) 분배방식을 이용한 패턴(pattern)으로 형성된 방송신호분배부; 및A broadcast signal formed by a pattern using a Wilkinson distribution method on a printed circuit board (PCB) that equally distributes an input broadcast signal and outputs a plurality of broadcast signals in phase with the input broadcast signal. Allocation; And 상기 방송신호분배부로부터 출력되는 복수의 방송신호를 튜닝하는 복수의 튜너모듈;을 포함하는 것을 특징으로 하는 방송수신장치.And a plurality of tuner modules for tuning a plurality of broadcast signals output from the broadcast signal distribution unit. 삭제delete 제1항에 있어서,The method of claim 1, 상기 튜너모듈은,The tuner module, 상기 방송신호분배부로부터 출력되는 방송신호가 입력되는 입력 핀(pin)을 구비하며, 상기 입력 핀은 상기 패턴에 납땜(soldering)되는 것을 특징으로 하는 방송수신장치.And an input pin to which the broadcast signal output from the broadcast signal distribution unit is input, wherein the input pin is soldered to the pattern. 인쇄회로기판(printed circuit board:PCB)에 윌킨슨(Wilkinson) 분배방식을 이용하여 형성된 패턴(pattern)에 의해 입력방송신호를 균등분배하여 상기 입력방송신호와 동 위상인 복수의 방송신호를 출력하는 단계; 및Outputting a plurality of broadcast signals in phase with the input broadcast signal by equally distributing the input broadcast signal by a pattern formed on a printed circuit board (PCB) using a Wilkinson distribution method; ; And 상기 입력방송신호와 동 위상인 복수의 방송신호를 튜닝하는 단계;를 포함하는 것을 특징으로 하는 방송수신장치의 방송신호 분배방법.Tuning a plurality of broadcast signals in phase with the input broadcast signal; and a broadcast signal distribution method of a broadcast receiver. 삭제delete
KR1020050094620A 2005-10-07 2005-10-07 Broadcasting receive apparatus having division function of broadcasting signal and method thereof KR100742334B1 (en)

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KR20030017113A (en) * 2001-08-24 2003-03-03 삼성전기주식회사 Broadcasting receiver with supporting function of loop through, up and down stream
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KR20040100809A (en) * 2003-05-19 2004-12-02 삼성전기주식회사 Radio frequency modulator and broadcasting receiver using the same
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