CN2318776Y

CN2318776Y - Charged controller for wired television

Info

Publication number: CN2318776Y
Application number: CN97226537U
Authority: CN
Inventors: 方太命
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-09-19
Filing date: 1997-09-19
Publication date: 1999-05-12
Anticipated expiration: 2007-09-19

Abstract

The utility model relates to a fee charging controller for wired televisions to carry out fee charging management, composed of a box body, a control panel, and a control circuit. The front part of the box body is provided with the control panel whose top has a card insertion hole and a display opening. The upper part of the box body has wire outlet terminals, the lower part has a wire inlet hole, and the inner part is provided with a control circuit which is composed of a counterfeit identification circuit, a decode driving display, a close/open control circuit, a power supply circuit, and a time controlling and comparing circuit. The controller has the advantages of novel and scientific structure, convenient installation and operation.

Description

The catv charge controller

The utility model relates to a kind of catv charge controller, is applicable to that huge numbers of families install user's use of CATV terminal.

Cable TV extensively has it in city and rural area, and it has greatly enriched people's culture life.But many problems have appearred in the thing followed, and wherein, outstanding is, and the user watches that the live wire TV can not normally be regained its usage charges.For this reason, relevant department has successively taked many administrative measures or has removed circuit by force, wasted a large amount of human and material resources, and it is very little to produce effects.Can take a kind of technological means to solve and improve this situation? at present, at power department some charge control device are arranged, it as application number 9300464.4 distribution transforming batch meter, application number is that 94206570.0 distribution transforming automatic control boxs and application number are 97219305.7 distribution transforming charge self-con-tained unit, and its structure is that control circuit is housed in control box.But the control device of this structure is unsuitable for directly being used on the catv charge, could after making improvements, be used on the catv charge?

The purpose of this utility model just provides a kind of novel catv charge controller, can solve the problem of not paying dues in the cable TV rating effectively, and promptly must pay dues earlier then could TV reception.

The purpose of this utility model is achieved like this, and on the control cabinet that has IC-card plug-in card hole control panel is housed, and the control circuit that is made of pseudo-identification circuit, decoding driving demonstration, tripping operation and power circuit, several parts of automatic control circuit is housed in its case.

Its novel structure of the utility model, science, safe and convenient to use, improve the charge effect of cable TV department, paying dues uses up, and TV signal is cut off automatically, helps the development of cable management and its cause.

Below in conjunction with accompanying drawing structure of the present utility model is elaborated.

Fig. 1 is the utility model control cabinet structural front view.

Fig. 2 is control circuit figure.

Provide by Fig. 1, the utility model is to be made of casing, control panel and control circuit, control panel 2 is equipped with in casing 1 front portion, have plug-in card hole 4 on the control panel 2 and show mouth 3, show in the mouth 3 liquid crystal display is housed, on the casing on control panel 2 tops user's outlet terminal 5 is arranged, signal entrance hole 6 is arranged at the bottom, is equipped with by pseudo-identification circuit on the circuit board in the casing 1, deciphers the control circuit that driving shows, open circuit is connected in control and power circuit constitutes.

Said control circuit is provided by Fig. 2.It is to be made of pseudo-identification circuit, decoding driving demonstration, control connection open circuit, power circuit.Pseudo-identification circuit is made of socket PC2, integrated package U3, resistance R 2, R3, R4, R5, R6, exclusion R11, capacitor C 7, the leg 1 of integrated package U3 is through the pin 1 of resistance R 6 combination hub PC2, the

2,3,5,6 of socket PC2 connects the pin 6,7,8,9 of integrated package U1 through resistance R 2, R3, R4, R5, the pin 4 of socket PC2 meets integrated package U3 pin 4, pin 6 and crystal oscillator XT2, the pin 5,7,8 of integrated package U3 connects the pin 14,10,11 of integrated package U1 respectively, exclusion R11 meets integrated package U1, pin 2,3 and the power Vcc of 7 liang of termination integrated packages of capacitor C U1;

Decoding drives to show it is to be made of integrated package U1, digitron LED1 to LED4, the pin 19 of integrated package U1 to pin 25 connects the

1,2,4,5,6,7,9 of display tube LED1 to LED4 respectively, the pin 18 of integrated package U1 connects the pin 6 of integrated package U2, and the pin 1 of integrated package U1 connects the pin 8 of integrated package U2;

It is by integrated package U1 that open circuit is connected in control, U6, resistance R 12, R7, R8, R9, R10, integrated package U4, U5, triode T1, relay J 1 constitutes, the pin 12 of integrated package U1 meets integrated package U6, integrated package U6 meets pin 6 and the crystal oscillator XT2 of integrated package U3 through resistance R 7, integrated package U6 output pin connects the pin 10 of integrated package U4, connect the pin 16 of source Vcc and integrated package U4 again through resistance R 12, the pin 8 of integrated package U4,9,14 through integrated package U5:B difference connecting resistance R8, R9, R10, resistance R 9 connects the base stage of triode T1, and the collector electrode of triode T1 connects diode D7 and relay J 1;

Power circuit is to constitute U5 by socket PC1, stabilized rectifier WY1, diode D5, D6, capacitor C 4, C5, C6, integrated package U5:E; The pin 17 of E one termination integrated package U1, the other end meets stabilized rectifier WY1 and socket PC1 through diode D5, and stabilized rectifier WY1 positive pole (+) meets power supply+6V and capacitor C 4, C5, pressurizer J through diode D6, and negative pole (-) connects capacitor C 4, C5, the C6 other end;

Control circuit also includes time control comparison circuit (standard time clock circuit), be by diode D1, D2, D3, D4, capacitor C 1, resistance R 1, integrated package U2 and crystal oscillator XT1 constitute, diode D1 wherein, D2, after the D3 series connection, negative pole connects the pin 15 of power Vcc and integrated package U2, positive pole connects capacitor C 3, the pin 12 of integrated package U2 connects the positive pole of diode D4, the negative pole connecting resistance R1 of diode D4, capacitor C 1, the pin 10 of crystal oscillator XT1 and integrated package U2, capacitor C 8 connects the pin 14 of integrated package U2, crystal oscillator XT1, capacitor C 1, C2, C3, the pin 16 of integrated package U2 connects capacitor C 2, resistance R 1.This circuit can provide precise time in order to contrast to integrated package U1, carries out the time countdown, realizes user's TV reception is controlled.

In above-mentioned each circuit, wherein U1 be single-chip microcomputer PIC16C57, U2 when being time-card 68HC68T1/P, U3 be that memory 24C01B, U4 are that counter 8205, U5 are that inverter 40106, U6 are optocoupler driver T521/1.

In use, in the user's IC-card that contains Pgmtime inserts plug-in card hole 4, carrying out signal transmission through pseudo-identification circuit knows than the IC-card that carries out the analysis user use legal card whether, card number, area code, characteristic number whether consistent with stored information in the control circuit, provide programme signal as inconsistent refusal, then remember the order number that the user buys program voluntarily as unanimity.IC-card is commercially available information encryption card commonly used, as the F102 type, after IC-card is imported enciphered message by administrative department by the requirement of paying dues, buy by the user, can not use mutually, time control is realized by time control comparison circuit, and by the use numbering of purchasing program fate, residue fate and user of decoding driving display circuit in order to explicit user, reminds the user in time to buy the TV programme fate; Power circuit is used to provide power supply, as mains failure, has battery and uses, and is very convenient.The utlity model has good society and economy benefit, and make positive creationary contribution for the development of cable TV.

Claims

1. catv charge controller, be to constitute by casing, control panel and control circuit, control panel (2) is equipped with in casing (1) front portion that it is characterized in that controller, have plug-in card hole (4) on the control panel (2) and show mouthful (3), show in mouthful (3) liquid crystal display is housed, on the casing on control panel (2) top user's outlet terminal (5) is arranged, signal entrance hole (6) is arranged at the bottom, is equipped with by pseudo-identification circuit on the circuit board in the casing (1), deciphers the control circuit that driving shows, open circuit is connected in control and power circuit constitutes.

2. catv charge controller according to claim 1, it is characterized in that the pseudo-identification circuit in the said control circuit is by socket PC2, memory U3, resistance R 2, R3, R4, R5, R6, exclusion R11, capacitor C 7 constitutes, the leg 1 of memory U3 is through the pin 1 of resistance R 6 combination hub PC2, the pin 2 of socket PC2,3,5,6 through resistance R 2, R3, R4, R5 connects the pin 6 of single-chip microcomputer U1,7,8,9, the pin 4 of socket PC2 connects memory U3 pin 4, pin 6 and crystal oscillator XT3, the pin 5 of memory U3,7,8 connect the pin 14 of single-chip microcomputer U1 respectively, 10,11, exclusion R11 meets memory U1, and capacitor C 7 two ends connect the pin 2 of single-chip microcomputer U1,3 and power supply VCC.

3. catv charge controller according to claim 1, it is characterized in that the decoding in the said control circuit drives to show it is to be made of single-chip microcomputer U1, digitron LED1 to LED4, the pin 19 of single-chip microcomputer U1 to pin 25 connects the pin 1,2,4,5,6,7,9 of display tube LED1 to LED4 respectively, the pin 6 of time-card U2 when the pin 18 of single-chip microcomputer U1 connects, the pin 8 of time-card U2 when the pin 1 of single-chip microcomputer U1 connects.

4. catv charge controller according to claim 1, it is by single-chip microcomputer U1 that open circuit is connected in the control of its feature in said control circuit, optocoupler driver U6, resistance R 12, R7, R8, R9, R10, counter U4, inverter U5, triode T1, relay J 1 constitutes, the pin 12 of single-chip microcomputer U1 meets optocoupler driver U6, optocoupler driver U6 meets pin 6 and the crystal oscillator XT2 of memory U3 through resistance R 7, optocoupler driver U6 output pin connects the pin 10 of counter U4, connect the pin 16 of power supply VCC and counter U4 again through resistance R 12, the pin 8 of counter U4,9,14 through inverter U5:B difference connecting resistance R8, R9, R10, resistance R 9 connects the base stage of triode T1, and the collector electrode of triode T1 connects diode D7 and relay J 1.

5. catv charge controller according to claim 1 is characterized in that said control circuit also includes time control comparison circuit, be by diode D1, D2, D3, D4, capacitor C 1, resistance R 1, the time time-card U2 and crystal oscillator XT1 constitute.