CN207184726U - A kind of digital TV receiving system and its conditional access module card - Google Patents
A kind of digital TV receiving system and its conditional access module card Download PDFInfo
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- CN207184726U CN207184726U CN201721078639.7U CN201721078639U CN207184726U CN 207184726 U CN207184726 U CN 207184726U CN 201721078639 U CN201721078639 U CN 201721078639U CN 207184726 U CN207184726 U CN 207184726U
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- conditional access
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Abstract
The utility model discloses a kind of conditional access module card of digital TV receiving system, including housing and the USB interface for setting data processing module in the inner, being arranged at one end of housing and being connected with the data processing module circuit, and it is arranged at the other end of housing and is connected with data processing module circuit, the slot for patching smart card.So, the connection and data interaction of data processing module and extraneous electronic equipment are realized by the USB interface set on housing, the connection and data interaction with smart card are realized by the slot set on housing again, because the standard of USB interface is unified, universality is preferable, mainstream electronic equipment is each equipped with USB cable and plug at present, therefore conditional access module card can realize that signal is connected and data interaction with each class of electronic devices, the universality and the scope of application of digital television CA M cards can be improved, reduce the renewal cost of the equipment such as set top box, systemic-function is extended by the data interaction with various smart cards simultaneously.
Description
Technical field
Electronic information technical field is the utility model is related to, more particularly to a kind of condition reception of digital TV receiving system
Module card.The utility model further relates to a kind of digital TV receiving system for including above-mentioned condition receiving module card.
Background technology
With the development of China Electronics's technology, increasing electronic equipment has been used widely.
By taking TV as an example, TV refers to the image frame and audio signal using electronic technology and equipment transmission activity, i.e., electric
Depending on receiver, and important broadcast and video communication instrument.The visual pattern of TV electronically transmission activity immediately.Together
Film is similar, and TV shows the rest image of a frame frame gradual change using the persistence of vision effect of human eye, forms visual activity
Image.It is order transmission after electric signal that each fine fraction of scenery is pressed brightness and chroma conversion by television system transmitting terminal.
Receiving terminal shows brightness and the colourity of each fine fraction to reappear view picture original image by corresponding geometric position.
And as the development of information technology, TV gradually develop into data signal by traditional analog signal transmission and passed
It is defeated.DTV refers to from studio to transmitting, all links transmitted, received all are using digital television signal or are to this
The signal propagation for uniting all is all the television genre by the binary digit stream being made up of 0,1 numeric string to propagate, with mould
Intend TV to compare, its loss of signal is small, and reception is more preferable.
At present, DTV is often used cooperatively with DTV STB or all-in-one, and in CAM (Conditional
Access Module, Conditional Access Module) Conditional Access Module in digital TV receiving system is integrated with card, by logical
It can be connected with interface (PCMCIA) with DTV STB or all-in-one, realize the reception of enciphered digital programme.It is however, existing
The function of conditional access module card in technology is relatively simple, is unfavorable for connecting, altogether for DTV and remaining multimedia equipment
Enjoy, the scope of application is smaller.
Therefore, how the function of expansion condition receiving module card, improve the scope of application, be that those skilled in the art urgently solve
Technical problem certainly.
Utility model content
The purpose of this utility model is to provide a kind of conditional access module card of digital TV receiving system, can extend work(
Can, improve the scope of application.Another object of the present utility model is to provide a kind of numeral electricity including above-mentioned condition receiving module card
Depending on reception system.
In order to solve the above technical problems, the utility model provides a kind of Conditional Access Module of digital TV receiving system
Card, including housing and setting data processing module in the inner, be arranged at the housing one end and with the data processing mould
The USB interface of block circuit connection, and be arranged at the other end of the housing and be connected, use with the data processing module circuit
In the slot for patching smart card.
Preferably, the housing specifically includes the upper member and lower member being detachably connected, and positioned between the two
Pcb board, the data processing module are arranged on the pcb board, and the USB interface is connected to the end of the pcb board.
Preferably, several necks are provided with two sides of the lower member, and are set on two sides of the upper member
It is equipped with several buckles for being engaged with the neck.
Preferably, several dovetail grooves are provided with two sides of the pcb board, and on two sides of the lower member also
It is provided with several locating dowels for being used to be engaged with the dovetail groove.
Preferably, in addition to it is slidably disposed in the slot, the movable door for installing smart card.
Preferably, the movable door is specifically included for the arm-tie for human hand push-and-pull, and be connected on the arm-tie,
For the pallet for containing smart card and being slided on the inner surface of the slot.
Preferably, vertical insertion, the through hole for exposing intelligent card chip, and the pcb board are provided with the pallet
On corresponding position be provided with connector for making the data processing module and intelligent card chip establish communication.
Preferably, flexible solid lock post is provided with the end side of the pallet, is provided with the solid lock post
Arc groove, and the lock projection for sliding clamping with the arc groove is additionally provided with the side of the lower member.
The utility model also provides a kind of digital TV receiving system, including the condition receiving described in any one as described above
Block card.
The conditional access module card of digital TV receiving system provided by the utility model, mainly including housing, data
Processing module, USB interface and slot.Wherein, housing is agent structure, is mainly used in installing and carries remaining parts.Data
Processing module is arranged in housing, is mainly used in receiving, handle and sending data signal of all kinds of interactions etc..USB interface is set
Be connected in one end of housing, and with data processing module circuit, mainly with each class of electronic devices, such as the USB of set top box etc.
Plug is engaged, and data processing module is connected with set top box, so as to realize the electronic equipment such as data processing module and set top box
Data interaction.Slot is arranged on the other end of housing, and is connected with data processing module circuit, is mainly used in patching intelligence
Card, data interaction, expanded function are realized with smart card.In this way, the bar of digital TV receiving system provided by the utility model
Part receiving module card, the connection sum of data processing module and extraneous electronic equipment is realized by the USB interface set on housing
According to interaction, then the slot by being set on housing realizes the connection and data interaction with smart card, because the standard of USB interface is united
One, universality is preferable, and mainstream electronic equipment is each equipped with USB cable and plug at present, therefore conditional access module card can be with
Each class of electronic devices realizes signal connection and data interaction, it is possible to increase the universality and the scope of application of digital television CA M cards, drop
The renewal cost of the equipment such as low set top box, while systemic-function is extended by the data interaction with various smart cards.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing of offer.
Fig. 1 is a kind of overall structure diagram of embodiment provided by the utility model.
Fig. 2 is Fig. 1 decomposition texture schematic diagram；
Fig. 3 is the decomposition texture partial structural diagram at Fig. 1 another visual angle；
Fig. 4 is the structural representation that conditional access module card provided by the utility model coordinates with smart card；
Fig. 5 is the structural representation that conditional access module card provided by the utility model coordinates with electronic device data joint
Figure.
Wherein, in Fig. 1-Fig. 5：
Housing -1, upper member -101, buckle -111, lower member -102, neck -121, locating dowel -122, locking
Projection -123, USB interface -2, slot -3, pcb board -4, dovetail groove -401, movable door -5, arm-tie -501, support
Disk -502, through hole -503, solid lock post -504, arc groove -505, connector -6.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1 is refer to, Fig. 1 is a kind of overall structure diagram of embodiment provided by the utility model.
In a kind of embodiment provided by the utility model, the Conditional Access Module of digital TV receiving system
Card mainly includes housing 1, data processing module, USB interface 2 and slot 3.
Wherein, housing 1 is agent structure, is mainly used in installing and carries remaining parts.Data processing module is arranged on
In housing 1, it is mainly used in receiving, handle and sending data signal of all kinds of interactions etc..USB interface 2 is arranged on the one of housing 1
End, and be connected with data processing module circuit, mainly it is engaged with each class of electronic devices, such as the USB plug of set top box etc.,
Data processing module is connected with set top box, so as to realize the data interaction of the electronic equipment such as data processing module and set top box.
Slot 3 is arranged on the other end of housing 1, and is connected with data processing module circuit, is mainly used in patching smart card, with intelligence
Card realizes data interaction, expanded function.
In this way, the conditional access module card for the digital TV receiving system that the present embodiment is provided, by being set on housing 1
USB interface 2 realize the connection and data interaction of data processing module and extraneous electronic equipment, then by being set on housing 1
Slot 3 realizes the connection and data interaction with smart card, and because the standard of USB interface 2 is unified, universality is preferable, at present main flow
Electronic equipment is each equipped with USB cable and plug, therefore conditional access module card can realize that signal connects with each class of electronic devices
Connect and data interaction, it is possible to increase the universality and the scope of application of digital television CA M cards, reduce renewing into for the equipment such as set top box
This, while systemic-function is extended by the data interaction with various smart cards.
As shown in Figures 2 and 3, Fig. 2 is Fig. 1 decomposition texture schematic diagram, and Fig. 3 is the decomposition texture at Fig. 1 another visual angle
Partial structural diagram.
Should be specially split-type structural, including upper member 101 is with in a kind of preferred embodiment on housing 1
Component 102, and the pcb board 4 between upper member 101 and lower member 102.Wherein, and upper member 101 and lower member
102 are detachably connected, and data processing module is arranged on pcb board 4, and USB interface 2 is connected to the end of pcb board 4.Specifically,
Several necks 121 can be set on two sides of lower member 102, meanwhile, if may be provided with two sides of upper member 101
The dry buckle 111 for being used to coordinate with each neck 121.In this way, the cooperation by each neck 121 and buckle 111, you can will
Upper member 101 and the fastening of lower member 102 combine.Certainly, on the connected mode of upper member 101 and lower member 102 is not limited in
State neck 121 and buckle 111 coordinates, the mode such as remaining such as bolt and screwed hole is equally possible.
Further, to ensure mounting stability of the pcb board 4 in housing 1, in two sides of pcb board 4 in the present embodiment
It is upper to be provided with several dovetail grooves 401, while be provided with several on two sides of lower member 102 and be used for and each dovetail groove
401 locating dowels 122 being engaged.It is arranged such, in housing 1 during installation pcb board 4, the dovetail groove 401 on pcb board 4 is installed
In each locating dowel 122, you can ensure the location accuracy of pcb board 4, while also pcb board 4 can be fixedly mounted in into housing
In 1.
In addition, movable door 5 is additionally arranged in the present embodiment.Specifically, the movable door 5 is slidably disposed on slot 3
It is interior.When needing to plug smart card in slot 3, movable door 5 can be extracted out of slot 3 first, then again by smart card
It is put into slot 3.
In a kind of preferred embodiment on movable door 5, the movable door 5 specifically includes arm-tie 501 and pallet
502.Wherein, arm-tie 501 is mainly used in supplying human hand push-and-pull, and pallet 502 is connected on arm-tie 501, is mainly used in containing intelligence
Card, and the pallet 502 can slide on the inner surface of slot 3.In this way, when opening movable door 5, finger pull only need to be used
Arm-tie 501, arm-tie 501 drive pallet 502 to move outward, expose the installation region on the surface of pallet 502.Conversely, placing
After good smart card, arm-tie 501 need to only be pushed away inside.
Further, the smart card being placed on for convenience on pallet 502 is connected with data processing module, and the present embodiment is being held in the palm
The through hole 503 of vertical insertion is provided with disk 502, in this way, after smart card is placed on pallet 502, the chip of smart card is sudden and violent
It is exposed at the region of through hole 503.Meanwhile the present embodiment is provided with the corresponding position of through hole 503 on pallet 502 on pcb board 4 and connected
Device 6 is connect, the connector 6 is exclusively used in making data processing module be connected with intelligent card chip, and the data in chip can be read so that number
Establish and communicate according to processing module and intelligent card chip.
Further, to make after installation smart card and expanded function, conditional access module card can ensure stable
Function, the connection of smart card and data processing module is avoided to be interrupted suddenly because of reasons such as vibrations, the present embodiment is in pallet 502
Flexible solid lock post 504 is provided with the side of end, arc groove 505 is provided with the solid lock post 504, meanwhile,
The lock projection 123 for coordinating with the arc groove 505 is provided with the side of lower member 102.In this way, when in slot 3
After insertion places the movable door 5 of smart card, the arc groove 505 of the solid lock post 504 on pallet 502 will be in sliding process
Formed and be engaged by clamping with lock projection 123, so as to which pallet 502 is fixed on into current location.Certainly, due to arc groove 505
Inner surface is winding arc, therefore when unlocking cooperation, only firmly need to outwards extract can make lock projection 123 depart from arc
Connected in star 505.
As shown in Figure 4 and Figure 5, Fig. 4 is the knot that conditional access module card provided by the utility model coordinates with smart card
Structure schematic diagram, Fig. 5 are that the structure that conditional access module card provided by the utility model coordinates with electronic device data joint is shown
It is intended to.
It should be noted that the slot 3 in the present embodiment, can not only patch smart card, chip card, magnetic can also be patched
The card-type electronic equipment such as card, memory card, while can also be engaged with the data connector of remaining electronic equipment.
The present embodiment also provides a kind of digital TV receiving system, mainly including conditional access module card, wherein, the condition
Receiving module card is identical with foregoing related content, and here is omitted.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (9)
1. a kind of conditional access module card of digital TV receiving system, it is characterised in that including housing (1) and set in the inner
Data processing module, the USB interface that is arranged at one end of the housing (1) and is connected with the data processing module circuit
(2), and it is arranged at the other end of the housing (1) and is connected, with the data processing module circuit for patching smart card
Slot (3).
2. conditional access module card according to claim 1, it is characterised in that the housing (1) specifically includes detachably
The upper member (101) and lower member (102) of connection, and set positioned at pcb board (4) between the two, the data processing module
It is placed on the pcb board (4), and the USB interface (2) is connected to the end of the pcb board (4).
3. conditional access module card according to claim 2, it is characterised in that on two sides of the lower member (102)
Several necks (121) are provided with, and is provided with and is used for and the neck (121) phase on two sides of the upper member (101)
Several buckles (111) coordinated.
4. conditional access module card according to claim 3, it is characterised in that set on two sides of the pcb board (4)
There are several dovetail grooves (401), and several are additionally provided with two sides of the lower member (102) and is used for and the dovetail groove
(401) locating dowel (122) being engaged.
5. according to the conditional access module card described in claim any one of 2-4, it is characterised in that also include being mounted slidably
In the slot (3), the movable door (5) for installing smart card.
6. conditional access module card according to claim 5, it is characterised in that the movable door (5) specifically includes use
In the arm-tie (501) for human hand push-and-pull, and it is connected on the arm-tie (501), for containing smart card and in the slot
(3) pallet (502) slided on inner surface.
7. conditional access module card according to claim 6, it is characterised in that be provided with the pallet (502) vertical
Insertion, the through hole (503) for exposing intelligent card chip, and the corresponding position on the pcb board (4) are provided with for making institute
State the connector (6) that data processing module establishes communication with intelligent card chip.
8. conditional access module card according to claim 7, it is characterised in that on the end side of the pallet (502)
Flexible solid lock post (504) is provided with, arc groove (505), and the lower member are provided with the solid lock post (504)
(102) lock projection (123) for sliding clamping with the arc groove (505) is additionally provided with side.
9. a kind of digital TV receiving system, it is characterised in that including the condition receiving as described in claim any one of 1-8
Block card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721078639.7U CN207184726U (en) | 2017-08-25 | 2017-08-25 | A kind of digital TV receiving system and its conditional access module card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721078639.7U CN207184726U (en) | 2017-08-25 | 2017-08-25 | A kind of digital TV receiving system and its conditional access module card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207184726U true CN207184726U (en) | 2018-04-03 |
Family
ID=61739117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721078639.7U Active CN207184726U (en) | 2017-08-25 | 2017-08-25 | A kind of digital TV receiving system and its conditional access module card |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207184726U (en) |
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2017
- 2017-08-25 CN CN201721078639.7U patent/CN207184726U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 22A, Guoshi building, 1801 Shahe West Road, high tech Zone, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Patentee after: GUOWEI GROUP (SHENZHEN) Co.,Ltd. Address before: 518057 Guangdong city of Shenzhen province Nanshan District high tech Industrial Park in the Southern District high SSMEC R & D Building 1 floor and 2 floor on the west side Patentee before: SHENZHEN STATE MICRO TECHNOLOGY Co.,Ltd. |