CN1226121A - Timing precharger for cable television and method for exchanging precharging data using code - Google Patents
Timing precharger for cable television and method for exchanging precharging data using code Download PDFInfo
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- CN1226121A CN1226121A CN 98100408 CN98100408A CN1226121A CN 1226121 A CN1226121 A CN 1226121A CN 98100408 CN98100408 CN 98100408 CN 98100408 A CN98100408 A CN 98100408A CN 1226121 A CN1226121 A CN 1226121A
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Abstract
On the signal line of cable TV a resistor and an analog switch integrated circuit are series-connected, and both ends of the resistor and keyboard are connected with the input port of the chip computer, and the output port of the chip computer is connected with the analog switch integrated circuit and display, and the interface line of the chip computer also is connected with a data storage unit. After said device is mounted on the branch device of cable TV line, it utilizes the accumulated time as the basis for charging. Said invention also can implement code exchange of the data, the user can use the telephone of oneself or public telephone and telephone financial service network to implement payment and obtain code, and self-input the code into the system to attain the goal of pay-watching TV.
Description
The present invention relates to a kind of time set and pre-payment control device of cable TV, especially a kind of cable TV timing prepaid device that adds up service time with code exchange prepayment data, and use the code exchange prepayment data method.
Charge method is per year adopted in the current cable charge substantially, therefore there are difficult charge and unreasonable charges phenomenon, use the cable TV prepaid controller of IC-card for addressing this problem to have produced as means, the calendar data that sort controller provides according to the calendar chip of system, realize monthly or the purpose of charge per year, this with collect the cable TV annual fee to the user and do not have big difference, use this product not only to increase customer investment, also increased the user buys the IC-card data to the appointed place burden, so this product there is not actual use value.
The object of the present invention is to provide a kind of cable TV timing prepaid device and use the code exchange prepayment data method, it becomes physical resources with invisible cable TV signal, according to user's TV the length of cable TV signal service time is chargeed.
Another purpose of the present invention is to provide a kind of cable TV timing prepaid device and uses the code exchange prepayment data method, and it is opening and closing and realize to monitor and judge user's television set on the CATV signal line.
A further object of the present invention is to provide a kind of cable TV timing prepaid device and uses the code exchange prepayment data method, it is by in CATV management organization or obtain the code (exchange of the currency and the time of purchasing can be passed through cash, cash in banks etc.) of the rating time of purchasing in CATV management organization by plain old telephone, that the user will encrypt, contain the code of purchasing the rating time data to some extent and be input in the prepaid device by keyboard, automatically discern relevant data by system, and the user is provided the corresponding rating time.
The present invention seeks to realize like this: a kind of cable TV timing prepaid device, it is series resistor and analog switching ic on the holding wire of cable TV, resistance two ends, keyboard connect the single-chip microcomputer input port, the single-chip microcomputer delivery outlet connects analog switching ic, display, and single-chip microcomputer mouth line also is connected to data storage.
Be connected to isolating transformer or amplifier between the series resistor single-chip microcomputer.
Series resistor and analog switching ic can be more than one.
Keyboard comprises defined function key.
Use the code exchange prepayment data method, may further comprise the steps:
A, encrypt to generate input code according to user's buying value by the TV management system;
B, code is imported the prepaid device;
C, the corresponding buying value of prepaid device decryption restoration, and begin to examine and make cuts
D, prepaid device show the back user data of examining and making cuts.
D step back is further comprising the steps of:
1, presses function key, after the prepaid device shows the buying value of examining and making cuts, encrypt the return code that generates;
2, when buying, the input return code is confirmed earlier;
3, after the identification correctly, generate input code.
Further comprising the steps of before the step at a:
1, before the input input code, imports customer identification number earlier;
2, identification is correct, input User Defined password, and check;
3, check correctly the explicit user surplus value;
4, input input code:
5, data are checked in deciphering, begin to examine and make cuts;
6, show the back user data of examining and making cuts.
Input code can comprise management system recognition data, user identification data, user's purchase data.
Input code also can comprise user's purchase data last time.
According to the technique scheme analysis as can be known, the present invention is with invisible cable TV signal, by adding up service time as rates ground, thereby realize many with paying dues more, few with paying dues less, need not pay dues and do not pay dues obsolete purpose, thereby can solve the problem of catv charge difficulty, the catv charge mode is rationalized, and this device can prevent to usurp cable TV signal, to reach the purpose of the rating of paying dues, and code swap data of the present invention, the user can use oneself telephone set or public telephone set and phone FinNet and realize paying dues the acquisition code, and input system voluntarily, reaches the purpose of the rating of paying dues.
According to the technique scheme analysis as can be known,
The present invention is described in further detail below in conjunction with accompanying drawing and specific embodiments.
Fig. 1 is circuit theory diagrams of the present invention.
Fig. 2 is a flow chart of the present invention.
The operation principle of television set rating is as follows:
Before television set was opened, TV signal can not form resonance in the magnet ring of the antenna of television set, so the consumption signal electric current is little; After television set was opened, TV signal formed resonance in the magnet ring of the antenna of television set, so the consumption signal electric current is big.
According to above-mentioned principle, as shown in Figure 1, the embodiment of the invention supplies to realize rating control with a prepaid device for the multi-user.String has resistance R 3 (or R4, R5, R6) in holding wire, whether size of current in the cable TV antenna will open according to television set, produce different pressure drops in resistance R 4 both sides, by the lifting of isolating transformer T1 (or T2, T3, T4) to voltage, after amplifying by operational amplifier 01 (02,03,04) behind the rectifying and wave-filtering, send the A/D input port of single-chip microcomputer IC1, handle by single-chip microcomputer IC1, judge that voltage uprises or step-down, thereby realization timing, pick up counting when promptly uprising, finish timing behind the step-down.
KEY is the keyboard of input code among the figure, is used to import the code corresponding with buying value, realizes and cable TV station's swap data.Wherein a key may be defined as identification key, when the multi-user supplies with a device, can utilize the different user of identification key identification, as present embodiment.One key may be defined as function key.Can utilize the function key conversion to show surplus value and user's return code.
LCD is 10 LCD among the figure, be used for the surplus value of explicit user time buying and monitor input code, but and explicit user return the code of purchase.
EEPROM is electric erasable data storage among the figure, is used for aggregate-value and user time surplus value memory time.
When the residue rating time that user in the memory buys is 0, the RC0 of single-chip microcomputer IC1 (or RC1, RC2, RC3) mouthful becomes low level by original high level, make the analog switch S1 that is serially connected in the CATV antenna (or S2, S3, S4) become disconnection, cut off cable TV signal from connection.When the user once more by directly obtaining code or utilize plain old telephone to enter the FinNet of being authorized according to voice suggestion to CATV management system purchase number service time, input account No. and code, after management system was confirmed the automatic generating code in back and informed the user, the user can finish purchasing process home-confinedly.When the user utilizes the keyboard input code behind single-chip microcomputer, this device is deciphered according to cryptographic algorithm, recover the time data that the user buys, after user remaining time 0, the RC0 of single-chip microcomputer IC1 (or RC1, RC2, RC3) mouthful of output high level, analog switch S1 (or S2, S3, S4) transfers " leading to " to by " breaking ", provides cable TV signal to television set.
Power consumption of the present invention only is 20 μ A, use the lithium ion battery of 3.6V/2.4Ah, continuous operation was above 10 years, when cell voltage near keeping when output, lifting voltage stabilizing circuit IC4 output alarm signal is given single-chip microcomputer RB0 mouth, single-chip microcomputer is handled back display alarm on LCD display, turn-offs S1, S2, S3, S4 behind the time-delay certain hour, makes the user must notify administrative department to change battery.
Whole device and catv line branch distributor are installed in the shielding box.
Use the code exchange prepayment data method, it may further comprise the steps:
1, encrypts the generation input code by the TV management system according to user's buying value;
2, code is imported the prepaid device;
3, the corresponding buying value of prepaid device decryption restoration, and begin to examine and make cuts
4, the prepaid device shows the back user data of examining and making cuts.
For further guaranteeing the reliability of code, it is further comprising the steps of to go on foot the back the 4th:
5, press function key, after the prepaid device shows the buying value of examining and making cuts, encrypt the return code that generates;
6, when buying, the input return code is confirmed earlier;
7, after the identification correctly, generate input code.
For the situation of the shared device of a plurality of users, need the different user of difference, and the user can self-definedly access to your password, therefore further comprising the steps of before the 1st step:
11, before the input input code, import customer identification number earlier;
12, identification is correct, input User Defined password, and check;
13, check correctly the explicit user surplus value;
14, the user imports input code;
15, this device decryption restoration data, and begin to examine and make cuts;
16, show the back user data of examining and making cuts.
And input code can comprise management system recognition data, user identification data, user's purchase data and user's purchase data last time.
As user once more during pre-paying, one group of code that system need be generated and show at display offers the pre-paying place, the pre-paying place will organize code according to this and recover Customs Assigned Number automatically in computer, enter the management window of paying dues, after the user determines the volume of paying dues, computer management system then generates one group of new code automatically, is input to the charging device of oneself for the user.Because code has adopted cryptographic means, so the user has a mind to change code or with the code input error, user's charging device is rejected this code, if input error continuously, charging device will cut off electricity consumption, and can not recover voluntarily.
Owing to use code exchange pre-paying data, therefore the user can pass through the phone financial payment systems, by voice suggestion and button operation, the password that input bank licenses, input user charging device generates and after the return code that display shows, as correctly, the amount of money is pre-payed in input again, then automatic this amount of money of in user's deposit, transferring of phone financial payment systems, and generate one group of code, by the voice informing user, the user can inquire about this group code of generation at any time, after being entered into charging device, a swap data operation of completion code.
This method also can be owing on other charging device.The all available similar code exchange prepayment data of prepaid device such as water, electricity, gas for example, therefore the application of in like manner analogizing aspect prepaid so also belongs to the scope of protection of the invention.
Use of the present invention can improve the useful life and the reliability of equipment and greatly user friendly pre-paying, reduce the labour intensity of administrative department, avoid phenomenon of defaulting to take place, have reasonable fee, for user and supply department bring economic benefit, improved the modern management level of administrative department.
Claims (9)
1, a kind of cable TV timing prepaid device, it is characterized in that: series resistor and analog switching ic on the holding wire of cable TV, resistance two ends, keyboard connect the single-chip microcomputer input port, the single-chip microcomputer delivery outlet connects analog switching ic, display, and single-chip microcomputer mouth line also is connected to data storage.
2, cable TV timing prepaid device according to claim 1 is characterized in that: be connected between the series resistor single-chip microcomputer and promote transformer or amplifier.
3, cable TV timing prepaid device according to claim 1, it is characterized in that: series resistor and analog switching ic can be more than one.
4, cable TV timing prepaid device according to claim 1, it is characterized in that: keyboard comprises defined function key.
5, a kind of code exchange prepayment data method of using, it is characterized in that: it may further comprise the steps:
A, encrypt to generate input code according to user's buying value by the TV management system;
B, code is imported the prepaid device;
C, the corresponding buying value of prepaid device decryption restoration, and begin to examine and make cuts
D, prepaid device show the back user data of examining and making cuts.
6, according to claim 5 code exchange prepayment data method, it is characterized in that: d step back is further comprising the steps of:
A, press function key, after the prepaid device shows the buying value of examining and making cuts, encrypt the return code that generates;
B, when buying, the input return code is confirmed earlier;
After c, the identification correctly, generate input code.
7, according to claim 5 code exchange prepayment data method, it is characterized in that: a is further comprising the steps of before the step:
A, before the input input code, first input customer identification number;
B, identification are correctly imported the User Defined password, and are checked;
C, check correct, the explicit user surplus value;
D, input input code;
Data are checked in e, deciphering, begin to examine and make cuts;
User data after f, demonstration are examined and made cuts.
8, according to claim 5 code exchange prepayment data method, it is characterized in that: input code can comprise management system recognition data, user identification data, user's purchase data.
9, use the code exchange prepayment data method according to Claim 8, it is characterized in that: input code can comprise user's purchase data last time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98100408 CN1226121A (en) | 1998-02-11 | 1998-02-11 | Timing precharger for cable television and method for exchanging precharging data using code |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98100408 CN1226121A (en) | 1998-02-11 | 1998-02-11 | Timing precharger for cable television and method for exchanging precharging data using code |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1226121A true CN1226121A (en) | 1999-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98100408 Pending CN1226121A (en) | 1998-02-11 | 1998-02-11 | Timing precharger for cable television and method for exchanging precharging data using code |
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| CN (1) | CN1226121A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104698954A (en) * | 2015-02-04 | 2015-06-10 | 四川长虹电器股份有限公司 | Method for controlling using time of electronic product and electronic product for realizing method |
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1998
- 1998-02-11 CN CN 98100408 patent/CN1226121A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104698954A (en) * | 2015-02-04 | 2015-06-10 | 四川长虹电器股份有限公司 | Method for controlling using time of electronic product and electronic product for realizing method |
| CN104698954B (en) * | 2015-02-04 | 2017-04-19 | 四川长虹电器股份有限公司 | Method for controlling using time of electronic product and electronic product for realizing method |
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