CN201491050U - Radio frequency receiving card and mobile device - Google Patents
Radio frequency receiving card and mobile device Download PDFInfo
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- CN201491050U CN201491050U CN2009201502103U CN200920150210U CN201491050U CN 201491050 U CN201491050 U CN 201491050U CN 2009201502103 U CN2009201502103 U CN 2009201502103U CN 200920150210 U CN200920150210 U CN 200920150210U CN 201491050 U CN201491050 U CN 201491050U
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Abstract
The utility model provides a radio frequency receiving card, which comprises an integrated circuit card body and a radio frequency signal receiving process unit, wherein the integrated circuit card body is provided with a standard pin, the radio frequency signal receiving process unit is arranged in the integrated circuit card body, the integrated circuit card body is further added with a radio frequency pin and an auxiliary ground pin, and the radio frequency signal receiving process unit is connected with a power supply through a power supply pin in the standard pin. The ground protection is achieved through the ground pin in the standard pin and the auxiliary ground pin which is added, the radio frequency pin is used to receive broadcast radio frequency signals, which are transported to the radio frequency signal receiving process unit, the radio frequency signal receiving process unit is used to process the broadcast radio frequency signals, and outputs a process result through the standard pin of the integrated circuit card body. The integrated circuit card body is added with the radio frequency pin and at least an auxiliary ground pin, thereby increasing the inputting and receiving sensitivity of radio frequency signals.
Description
Technical Field
The utility model relates to a broadcast radio frequency technology field especially relates to an integrated circuit card and applied this integrated circuit card's mobile device with broadcast radio frequency signal receiving processing function.
Background
The China Mobile Multimedia Broadcasting technology alliance, abbreviated as China Mobile Multimedia Broadcasting (CMMB), is a technical system serving China Mobile Multimedia Broadcasting and aims to develop Multimedia receiving technology and equipment suitable for Mobile applications. In addition, there are other mobile multimedia broadcast standards.
In order to be able to receive these mobile multimedia broadcast signals (e.g., CMMB signals), a corresponding mobile multimedia broadcast receiving unit needs to be configured. The operation principle of the mobile multimedia broadcast receiving unit is roughly as follows: amplifying and filtering a received radio frequency signal, converting the radio frequency signal into a baseband signal, if the baseband signal is an analog signal, performing analog/digital conversion on the baseband signal to obtain a digital signal, if the baseband signal is a digital signal, performing channel synchronization processing on the digital signal without conversion, detecting and extracting a mobile multimedia broadcast (such as a CMMB signal) signal in the digital signal, and demodulating the extracted mobile multimedia broadcast signal (such as the CMMB signal) to obtain mobile multimedia broadcast audio/video stream (such as CMMB audio/video stream) meeting a corresponding standard (such as a CMMB standard).
In order to enable the mobile device to receive these mobile multimedia broadcast signals, a mobile device manufacturer needs to set corresponding software and hardware technical support in the mobile device, including the above mobile multimedia broadcast receiving unit, which undoubtedly brings about the problems of increasing the development period of the receiving terminal, increasing the investment, and the like.
In summary, one of the technical problems that needs to be urgently solved by those skilled in the art is: how to conveniently and quickly develop mobile terminal equipment with a mobile multimedia broadcast receiving function, even simply modify the existing mobile terminal equipment, and can help the existing mobile terminal equipment to realize the mobile multimedia broadcast receiving function by adding peripheral equipment.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a radio frequency receiving card is provided, an integrated circuit card with broadcast radio frequency signal reception processing function promptly, it can directly use on the current mobile terminal equipment of slightly modifying, helps mobile terminal equipment to realize radio frequency signal processing function, for example, removes multimedia broadcast reception function.
Correspondingly, the utility model also provides a mobile terminal who uses above-mentioned radio frequency receiving card can satisfy the user to the receiving demand of mobile multimedia broadcasting.
In order to solve the above problem, the utility model discloses a radio frequency receiving card, this receiving card includes: the integrated circuit card comprises an integrated circuit card body with standard pins and a radio frequency signal receiving and processing unit arranged in the integrated circuit card body, wherein a radio frequency pin and an auxiliary grounding pin are additionally arranged on the integrated circuit card body; the radio frequency signal receiving and processing unit is connected with a power supply through a power supply pin in a standard pin; and realizing ground protection through a ground pin in the standard pin and the added auxiliary ground pin; the radio frequency pin is used for receiving a broadcast radio frequency signal and transmitting the broadcast radio frequency signal to the radio frequency signal receiving and processing unit; the radio frequency signal receiving and processing unit is used for processing the broadcast radio frequency signal and outputting a processing result through a standard pin of the integrated circuit card body.
Preferably, the radio frequency signal receiving and processing unit is a mobile multimedia broadcast receiving unit, and is configured to process the radio frequency signal to obtain an audio/video stream meeting a mobile multimedia broadcast standard, convert the audio/video stream meeting the mobile multimedia broadcast standard into an audio/video stream meeting a set interface protocol, and output the audio/video stream through a standard pin of the integrated circuit card body.
Preferably, the mobile multimedia broadcast receiving unit includes: the system comprises a radio frequency signal processing subunit and a mobile multimedia broadcast signal processing subunit; the radio frequency signal processing subunit is used for amplifying and filtering the radio frequency signal transmitted by the radio frequency pin, converting the radio frequency signal into a baseband signal and transmitting the baseband signal to the mobile multimedia broadcast signal processing subunit; the mobile multimedia broadcast signal processing subunit is used for processing the received baseband signal to obtain audio and video stream which accords with the mobile multimedia broadcast standard, converting the audio and video stream into audio and video stream which accords with a set interface protocol, and outputting the audio and video stream through a standard pin of the integrated circuit card body.
Preferably, two or more auxiliary grounding pins are additionally arranged on the integrated circuit card body.
Preferably, the rf pin and the auxiliary ground pin are disposed on a lower surface, a side surface, or an upper surface of the ic card body.
Preferably, the integrated circuit card body is: the secure data storage card SD body, the Mini secure data storage card Mini SD body, the Micro secure data storage card Micro SD body, the MMC card or the CF card.
Preferably, the set interface protocol is an SDIO protocol, or a serial peripheral interface SPI protocol, or a mobile multimedia interface MMIS protocol, or an MMC protocol.
Preferably, the receiving card further comprises: the memory unit of the memory card is removed.
Preferably, the mobile multimedia broadcast includes: china Mobile Multimedia Broadcasting (CMMB).
According to the utility model discloses a further embodiment, still disclose a mobile device, this mobile device includes:
the radio frequency circuit unit comprises an antenna, a radio frequency matching circuit, a radio frequency output pin and a radio frequency ground pin; the radio frequency circuit unit is used for receiving the mobile multimedia broadcast radio frequency signal through an antenna and outputting the mobile multimedia broadcast radio frequency signal to an integrated circuit card with a radio frequency signal receiving and processing unit through a radio frequency matching circuit, a radio frequency output pin and a radio frequency ground pin;
a socket for mounting the integrated circuit card in the mobile device, the socket including a first contact to connect with an integrated circuit card standard pin; supplying power to the integrated circuit card through a power pin of the standard pin;
and the first interface unit is used for receiving a processing result obtained by the radio frequency signal receiving and processing unit according to the radio frequency signal conversion through the connection of the first contact piece and the standard pin of the integrated circuit card body and delivering the processing result to the mobile equipment for processing.
Preferably, the radio frequency output pin and the radio frequency ground pin of the radio frequency circuit unit are respectively connected with a radio frequency input pin and an auxiliary ground pin which are additionally arranged on the integrated circuit card.
Preferably, the radio frequency circuit unit includes two or more radio frequency ground pins.
Preferably, the integrated circuit card body is: the secure data storage card SD body, the Mini secure data storage card Mini SD body, the Micro secure data storage card Micro SD body, the MMC card or the CF card.
Preferably, the radio frequency signal receiving and processing unit is a mobile multimedia broadcast receiving unit; the mobile multimedia broadcasting includes: china Mobile Multimedia Broadcasting (CMMB).
According to another embodiment of the utility model, still disclose another kind of mobile device, this mobile device includes:
the radio frequency circuit unit comprises an antenna, a radio frequency matching circuit, a radio frequency output pin and a radio frequency ground pin; the radio frequency circuit unit is used for receiving the mobile multimedia broadcast radio frequency signal through an antenna and outputting the mobile multimedia broadcast radio frequency signal to an integrated circuit card with a mobile multimedia broadcast receiving unit through a radio frequency matching circuit, a radio frequency output pin and a radio frequency ground pin;
the integrated circuit card includes: the mobile multimedia broadcast receiving unit is arranged in the integrated circuit card body, and a radio frequency pin and an auxiliary grounding pin are additionally arranged on the integrated circuit card body; wherein,
the mobile multimedia broadcast receiving unit is connected with a power supply through a power supply pin in the standard pin; the mobile multimedia broadcast receiving unit realizes ground protection through a ground pin in a standard pin and the added auxiliary ground pin;
the mobile multimedia broadcast receiving unit is used for processing the radio frequency signal to obtain an audio/video stream which accords with a mobile multimedia broadcast standard, converting the audio/video stream which accords with the mobile multimedia broadcast standard into an audio/video stream which accords with a set interface protocol, and outputting the audio/video stream through a standard pin of the integrated circuit card body;
and the first interface unit is used for being connected with the standard pin of the integrated circuit card body, receiving the audio and video stream converted by the mobile multimedia broadcast receiving unit according to the radio frequency signal and handing the audio and video stream to the mobile equipment for processing.
Compared with the prior art, the utility model has the advantages of it is following:
the utility model discloses a built-in radio frequency signal reception processing unit (for example, remove multimedia broadcast receiving unit etc.) in the integrated circuit card body for this integrated circuit card can support radio frequency signal reception processing function, for example, remove multimedia broadcast and WIFI function and so on. More importantly, the utility model discloses add radio frequency pin and at least one supplementary ground pin on the integrated circuit card body, improved the sensitivity of radio frequency signal input and receipt.
When the utility model discloses a during two or more than two supplementary ground connection pins, signal reception's sensitivity can further be improved.
Furthermore, through using the utility model discloses set up corresponding cassette and interface unit in the mobile device of receiving card, make the user only need just as using the mobile storage card at ordinary times, insert the receiving card in the mobile device, alright conveniently realize the support to removing multimedia broadcast receiving function, receive and remove multimedia broadcast digital television signal.
Drawings
Fig. 1a is a schematic structural diagram of an embodiment of a mobile multimedia broadcast receiving card according to the present invention;
fig. 1b is a schematic diagram of a pin of an ic card according to the present invention;
FIG. 2 is a schematic diagram of an internal structure of a mobile multimedia broadcast receiving unit in the receiving card shown in FIG. 1 a;
fig. 3 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
The core idea of the utility model is that a radio frequency signal receiving and processing unit (for example, a mobile multimedia broadcast receiving unit, etc.) is added on the integrated circuit card, and a radio frequency input pin and at least one auxiliary grounding pin are added, so as to obtain the mobile radio frequency signal received by the mobile terminal device through the antenna on the premise of higher sensitivity; and the conversion result is obtained through the conversion of the radio frequency signal receiving and processing unit.
For example, the mobile multimedia broadcast receiving unit can obtain the required audio/video stream, and the audio/video stream is transmitted to the mobile terminal device through the standard pin of the integrated circuit card, so that the mobile terminal device can be helped to realize the mobile multimedia broadcast receiving function. The utility model discloses a radio frequency signal receives processing unit also can be the processing WIFI, other wireless radio frequency signal processing units such as bluetooth (bluetooth), promptly through the utility model discloses add radio frequency input pin and at least one supplementary ground pin on integrated circuit card, also can realize WIFI, the function of bluetooth (bluetooth) and other wireless transmission standard regulations. For example, the following embodiments of the present invention are described by taking mobile multimedia broadcasting as an example.
The utility model does not need to change the existing mobile terminal equipment much, and only needs to add an interface unit for transmitting the radio frequency signal received by the antenna on the equipment to the integrated circuit card; the converted data result can completely adopt the existing data transmission mode.
The utility model discloses can use on various integrated circuit cards. Of course, since the most widely used mobile memory card is used in the mobile terminal device in the prior art, the present invention is also preferably used in the mobile memory card.
Current removable memory cards include cf (compactflash) cards, SD cards, mmc (multimediacard) cards, xd (extreme digital) cards, and the like. The SD series Card may include a SD (Secure Digital Memory Card), a Mini SD (Mini Secure data Memory Card), a Micro SD (Micro Secure data Memory Card), and the like. mini SD and Micro SD are relative to standard SD cards, are designed by adopting SD framework, and have small volume and good compatibility compared with the standard SD cards.
The Micro SD in the SD series card has small volume and good compatibility, so that more and more mobile devices select the Micro SD card as a carrier of products. Therefore, the embodiments of the present invention are described with reference to the Micro SD card, and other cards in the removable memory card, such as cf (compact flash) card, mmc (multimediacard) card, xd (extreeme digital) card, etc., can be implemented with reference to the embodiments with reference to the Micro SD card.
Referring to fig. 1a, an embodiment of the present invention is shown for a mobile multimedia broadcast receiving card, which may include:
the Micro SD body 100, a mobile multimedia broadcast receiving unit 110 installed in the Micro SD body 100, a radio frequency pin 120 added on the Micro SD body 100, and an auxiliary ground pin 130 added on the Micro SD body 100. The Micro SD body 100 has a standard pin 140, and the mobile multimedia broadcast receiving unit 110 is connected to a power supply through a power supply pin of the standard pin 140; the mobile multimedia broadcast receiving unit 110 implements ground protection through a ground pin of the standard pins 140 and the additional auxiliary ground pin.
Of these, only elements relevant to supporting the mobile multimedia broadcast reception function are shown in fig. 1 a. In a specific implementation, the mobile multimedia broadcast receiving card may also include other units in the Micro SD card, such as a storage unit, or may not include other units in the Micro SD card, such as a storage unit. The mobile multimedia broadcast receiving unit installed in the Micro SD body 100 may be installed in the Micro SD body 100 in a freely removable manner, or may be fixedly installed in the Micro SD body 100.
The rf pin 120 is used for transmitting a mobile multimedia broadcast rf signal (e.g., a CMMB rf signal) from an antenna to the mobile multimedia broadcast receiving unit 110. The antenna may be an antenna provided on the receiving card, or may be an antenna that is already provided in the mobile device itself to which the receiving card is applied. The arrangement of the antenna is conventional for those skilled in the art and will not be described in detail herein.
The mobile multimedia broadcast receiving unit 110 is configured to process the radio frequency signal to obtain a mobile multimedia broadcast audio/video stream (e.g., a CMMB audio/video stream) meeting a mobile multimedia broadcast standard (e.g., a CMMB standard), convert the mobile multimedia broadcast audio/video stream meeting the mobile multimedia broadcast standard into a mobile multimedia broadcast audio/video stream meeting a set interface protocol, and output the mobile multimedia broadcast audio/video stream through the standard pin 140 of the Micro SD body 100. For the removable memory card (including MicroSD), the set interface protocol is usually SDIO protocol or SPI (serial peripheral interface) protocol or MMIS (mobile multimedia interface protocol).
The standard pin referred to herein refers to a physical pin of the Micro SD card itself, and the interface type corresponding to the physical pin is not limited to SPI, SDIO, or other types. Of course, the definition of the standard PINs may also be different for different interface types, for example, in SD mode, the definition of 8 standard PIN PINs is: 1. CD/DATA 3; 2. CMD; 3. VSS 1; 4. VDD; 5. CLK; 6. DATA 2; 7. DATA 0; 8. DATA 1. While in SPI mode, the definition of 8 standard PIN legs is: 1. CS; 2. DI; 3. VSS; 4. VDD; 5. SCLK; 6. RSV; 7. DO; 8. RSV. For example, referring to fig. 1b, a pin diagram of an integrated circuit card is shown, including 8 standard pins and 1 rf pin and 2 auxiliary ground pins.
Preferably, the added rf pin 120 and the auxiliary ground pin 130 may be disposed at any position of the Micro SD card, for example, may be disposed on a lower surface of the Micro SD card, that is, on the same surface as the original standard pins, or may also be disposed on a side surface or an upper surface of the Micro SD card. In addition, the number of the auxiliary ground pins 130 added to the Micro SD card may be different for different application environments. For example, in the embodiment shown in fig. 1a, two auxiliary ground pins are provided, which can further improve the sensitivity of the rf signal during the input process and improve the strength of signal reception. In other preferred embodiments of the present invention, the number of the additional auxiliary ground pins may be more than two.
In a specific implementation, the internal structure of the mobile multimedia broadcast receiving unit 110 may have a plurality of implementation forms, one of which is shown in fig. 2, and fig. 2 is a schematic diagram of an internal structure of the mobile multimedia broadcast receiving unit, which includes: a radio frequency signal receiving and processing sub-unit 201 and a mobile multimedia broadcasting signal processing sub-unit 202. Wherein,
the radio frequency signal processing subunit 201 is configured to amplify and filter the radio frequency signal transmitted through the radio frequency pin, convert the radio frequency signal into a baseband signal, and transmit the baseband signal to the mobile multimedia broadcast signal processing subunit 202;
the mobile multimedia broadcast signal processing subunit 202 is configured to process the received baseband signal to obtain an audio/video stream meeting a mobile multimedia broadcast standard, convert the audio/video stream into an audio/video stream meeting a set interface protocol, and output the audio/video stream through a standard pin of the integrated circuit card body.
Of course, in specific implementation, the mobile multimedia broadcast signal processing sub-unit 202 may have a variety of specific implementation forms.
For example, if the baseband signal converted by the rf signal processing sub-unit 201 is a digital baseband signal, the mobile multimedia broadcast signal processing sub-unit 202 may include: the device comprises a channel synchronization module, a demodulation module and a protocol conversion module. The signal synchronization module is used for receiving the digital baseband signal, detecting and extracting the mobile multimedia broadcast signal. The demodulation module is used for demodulating the extracted mobile multimedia broadcast signals to obtain mobile multimedia broadcast audio/video streams which accord with the mobile multimedia broadcast standard. The protocol conversion module is used for converting the mobile multimedia broadcast audio/video stream which accords with the mobile multimedia broadcast standard into the mobile multimedia broadcast audio/video stream which accords with the set interface protocol.
If the rf signal processing sub-unit 201 outputs an analog baseband signal, the mobile multimedia broadcasting signal processing sub-unit 202 further includes an analog/digital conversion module for converting the received analog baseband signal into a digital baseband signal and sending the digital baseband signal to the signal synchronization module.
Currently, the mobile device mainly supports the SDIO protocol and has an SDIO interface. Therefore, it is right the utility model discloses the removal multimedia broadcast audio and video stream of removal multimedia broadcast receiving card output, what the removal multimedia broadcast receiving card adopted is that MMIS agreement, or SPI agreement, or MMC agreement etc. are different from the SDIO when the agreement, need the mobile device to convert the removal multimedia broadcast audio and video stream that received into and accord with self agreement requirement to show the output through corresponding interface.
In addition, in order to connect with the added rf pin of the mobile multimedia broadcast receiving card or the additional power pin and the additional ground pin, a contact (e.g., a copper spring plate) is required to be installed at a corresponding position in the mobile device to connect with each of the added pins.
Referring to fig. 3, an embodiment of the mobile device to which the receiving card can be applied of the present invention is shown, which may specifically include:
the radio frequency circuit unit 301 comprises an antenna 3011, a radio frequency matching circuit 3012, a radio frequency output pin 3013 and a radio frequency ground pin 3014; the rf circuit unit 301 is configured to receive a mobile multimedia broadcast rf signal through the antenna 3011, complete impedance matching through the rf matching circuit 3012, and output the signal to the ic card 400 having the mobile multimedia broadcast receiving unit 401 through the rf output pin 3013 and the rf ground pin 3014;
a socket 302 for mounting the integrated circuit card 400 in the mobile device 300, the socket 302 including a first contact to which an integrated circuit card standard pin 402 is connected; of course, the power of the integrated circuit card is also obtained from the mobile device through the power pin in the standard pins 402;
the first interface unit 303 is configured to receive, through connection between the first contact and the standard pin 402 of the integrated circuit card body, audio and video streams obtained by the mobile multimedia broadcast receiving unit 401 through conversion according to the radio frequency signal, and deliver the audio and video streams to the mobile device 300 for processing.
As shown in fig. 3, when the mobile device is connected to the ic card, the rf output pin 3013 and the rf ground pin 3014 of the rf circuit unit 301 are connected to the rf input pin 403 and the auxiliary ground pin 404 additionally arranged on the ic card, respectively.
That is, in practical applications, the broadcast rf signal may be received through an antenna in the rf circuit unit 301 of the mobile device 300, then impedance matching is completed through the rf matching circuit 3012, and then the broadcast rf signal is transmitted to the ic card through the rf output pin 3013, the rf ground pin 3014, the rf input pin 403, and the auxiliary ground pin 404. The integrated circuit card converts it to the desired audio and video stream and then transmits it to the mobile device through standard pins 402.
Preferably, the rf circuit unit includes two or more rf ground pins, i.e. the ic card may also include a corresponding number of auxiliary ground pins, so as to improve the sensitivity of receiving and inputting rf signals.
In addition, in the concrete implementation, the mobile multimedia broadcast receiving card can also be solidified in the mobile equipment, namely, an external insertion mode is not adopted, and at the moment, a card seat for installing the mobile multimedia broadcast receiving card does not need to be arranged in the mobile equipment. The specific embodiment is as follows, the mobile device comprises:
the radio frequency circuit unit comprises an antenna, a radio frequency matching circuit, a radio frequency output pin and a radio frequency ground pin; the radio frequency circuit unit is used for receiving the mobile multimedia broadcast radio frequency signal through an antenna and outputting the mobile multimedia broadcast radio frequency signal to an integrated circuit card with a mobile multimedia broadcast receiving unit through a radio frequency matching circuit, a radio frequency output pin and a radio frequency ground pin;
the first interface unit is used for being connected with the standard pin of the integrated circuit card body, receiving the audio and video stream converted by the mobile multimedia broadcast receiving unit according to the radio frequency signal and handing the audio and video stream to the mobile equipment for processing;
the integrated circuit card includes: the mobile multimedia broadcast receiving unit is arranged in the integrated circuit card body, and a radio frequency pin and an auxiliary grounding pin are additionally arranged on the integrated circuit card body; wherein,
the mobile multimedia broadcast receiving unit is connected with a power supply through a power supply pin in the standard pin; the mobile multimedia broadcast receiving unit realizes ground protection through a ground pin in a standard pin and the added auxiliary ground pin;
the mobile multimedia broadcast receiving unit is used for processing the radio frequency signal to obtain audio and video stream which accords with the mobile multimedia broadcast standard, converting the audio and video stream which accords with the mobile multimedia broadcast standard into the audio and video stream which accords with a set interface protocol, and outputting the audio and video stream through a standard pin of the integrated circuit card body.
It should be noted that the receiving card of the present invention can be widely used in various portable mobile devices, such as multimedia players (e.g., MP3, MP4, etc.), digital video cameras, digital cameras, mobile phones, Personal Digital Assistants (PDA), GPS navigation devices, car multimedia systems, earphones with control function, earphones with bluetooth function, etc., and can also be used in notebook computers.
The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. For the system embodiment, since it is basically similar to the method embodiment, the description is simple, and for the relevant points, refer to the partial description of the method embodiment.
The above has introduced the detailed description of the integrated circuit card with the function of receiving and processing radio frequency signals and the mobile device using the integrated circuit card provided by the present invention, and the detailed examples are applied herein to explain the principles and embodiments of the present invention, and the descriptions of the above embodiments are only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (15)
1. A radio frequency receiving card, the receiving card comprising: the integrated circuit card comprises an integrated circuit card body with standard pins and a radio frequency signal receiving and processing unit arranged in the integrated circuit card body, and is characterized in that a radio frequency pin and an auxiliary grounding pin are additionally arranged on the integrated circuit card body; wherein,
the radio frequency signal receiving and processing unit is connected with a power supply through a power supply pin in the standard pin; and realizing ground protection through a ground pin in the standard pin and the added auxiliary ground pin;
the radio frequency pin is used for receiving a broadcast radio frequency signal and transmitting the broadcast radio frequency signal to the radio frequency signal receiving and processing unit;
the radio frequency signal receiving and processing unit is used for processing the broadcast radio frequency signal and outputting a processing result through a standard pin of the integrated circuit card body.
2. The receiving card of claim 1, wherein the radio frequency signal receiving and processing unit is a mobile multimedia broadcasting receiving unit, and is configured to process the radio frequency signal to obtain an audio/video stream that meets a mobile multimedia broadcasting standard, convert the audio/video stream that meets the mobile multimedia broadcasting standard into an audio/video stream that meets a set interface protocol, and output the audio/video stream through a standard pin of the integrated circuit card body.
3. A receiving card as claimed in claim 2, wherein the mobile multimedia broadcast receiving unit comprises: the system comprises a radio frequency signal processing subunit and a mobile multimedia broadcast signal processing subunit; wherein,
the radio frequency signal processing subunit is used for amplifying and filtering the radio frequency signal transmitted by the radio frequency pin, converting the radio frequency signal into a baseband signal and transmitting the baseband signal to the mobile multimedia broadcast signal processing subunit;
the mobile multimedia broadcast signal processing subunit is used for processing the received baseband signal to obtain audio and video stream which accords with the mobile multimedia broadcast standard, converting the audio and video stream into audio and video stream which accords with a set interface protocol, and outputting the audio and video stream through a standard pin of the integrated circuit card body.
4. A receiving card as recited in claim 1,
two or more auxiliary grounding pins are additionally arranged on the integrated circuit card body.
5. A receiving card according to claim 1, wherein the rf pin, the auxiliary ground pin are provided on a lower surface, or a side surface, or an upper surface of the ic card body.
6. A receiving card according to any one of claims 1 to 4, wherein the integrated circuit card body is: the secure data storage card SD body, the Mini secure data storage card Mini SD body, the Micro secure data storage card Micro SD body, the MMC card or the CF card.
7. A receiving card according to any of claims 1 to 4, characterised in that said set interface protocol is SDIO protocol, or SPI protocol, or MMIS protocol, or MMC protocol.
8. A receiving card as claimed in any of claim 5, further comprising: the memory unit of the memory card is removed.
9. A receiving card as claimed in any one of claims 1 to 4, wherein the mobile multimedia broadcast comprises: china Mobile Multimedia Broadcasting (CMMB).
10. A mobile device, characterized in that the mobile device comprises:
the radio frequency circuit unit comprises an antenna, a radio frequency matching circuit, a radio frequency output pin and a radio frequency ground pin; the radio frequency circuit unit is used for receiving the mobile multimedia broadcast radio frequency signal through an antenna and outputting the mobile multimedia broadcast radio frequency signal to an integrated circuit card with a radio frequency signal receiving and processing unit through a radio frequency matching circuit, a radio frequency output pin and a radio frequency ground pin;
a socket for mounting the integrated circuit card in the mobile device, the socket including a first contact to connect with an integrated circuit card standard pin; supplying power to the integrated circuit card through a power pin of the standard pin;
and the first interface unit is used for receiving a processing result obtained by the radio frequency signal receiving and processing unit according to the radio frequency signal conversion through the connection of the first contact piece and the standard pin of the integrated circuit card body and delivering the processing result to the mobile equipment for processing.
11. The mobile device according to claim 10, wherein the rf output pin and the rf ground pin of the rf circuit unit are connected to an rf input pin and an auxiliary ground pin, respectively, which are added to the ic card.
12. The mobile device of claim 10, wherein the radio frequency circuit unit comprises two or more radio frequency ground pins.
13. The mobile device of claim 10, wherein the integrated circuit card body is: the secure data storage card SD body, the Mini secure data storage card Mini SD body, the Micro secure data storage card Micro SD body, the MMC card or the CF card.
14. The mobile device according to any one of claims 10 to 13, wherein the radio frequency signal reception processing unit is a mobile multimedia broadcast receiving unit; the mobile multimedia broadcasting includes: china Mobile Multimedia Broadcasting (CMMB).
15. A mobile device, characterized in that the mobile device comprises:
the radio frequency circuit unit comprises an antenna, a radio frequency matching circuit, a radio frequency output pin and a radio frequency ground pin; the radio frequency circuit unit is used for receiving the mobile multimedia broadcast radio frequency signal through an antenna and outputting the mobile multimedia broadcast radio frequency signal to an integrated circuit card with a mobile multimedia broadcast receiving unit through a radio frequency matching circuit, a radio frequency output pin and a radio frequency ground pin;
the integrated circuit card includes: the mobile multimedia broadcast receiving unit is arranged in the integrated circuit card body, and a radio frequency pin and an auxiliary grounding pin are additionally arranged on the integrated circuit card body; wherein,
the mobile multimedia broadcast receiving unit is connected with a power supply through a power supply pin in the standard pin; the mobile multimedia broadcast receiving unit realizes ground protection through a ground pin in a standard pin and the added auxiliary ground pin;
the mobile multimedia broadcast receiving unit is used for processing the radio frequency signal to obtain an audio/video stream which accords with a mobile multimedia broadcast standard, converting the audio/video stream which accords with the mobile multimedia broadcast standard into an audio/video stream which accords with a set interface protocol, and outputting the audio/video stream through a standard pin of the integrated circuit card body;
and the first interface unit is used for being connected with the standard pin of the integrated circuit card body, receiving the audio and video stream converted by the mobile multimedia broadcast receiving unit according to the radio frequency signal and handing the audio and video stream to the mobile equipment for processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201502103U CN201491050U (en) | 2009-04-30 | 2009-04-30 | Radio frequency receiving card and mobile device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201502103U CN201491050U (en) | 2009-04-30 | 2009-04-30 | Radio frequency receiving card and mobile device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201491050U true CN201491050U (en) | 2010-05-26 |
Family
ID=42429915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201502103U Expired - Lifetime CN201491050U (en) | 2009-04-30 | 2009-04-30 | Radio frequency receiving card and mobile device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201491050U (en) |
-
2009
- 2009-04-30 CN CN2009201502103U patent/CN201491050U/en not_active Expired - Lifetime
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Effective date of registration: 20151008 Address after: 100080, Beijing, Zhongguancun Haidian District Street 11, 100 million world wealth center, block A, 12 Patentee after: BEIJING BOXIN SHITONG TECHNOLOGY CO., LTD. Address before: 100083 A, building 8, Tsinghua Science and Technology Park, No. 803, Zhongguancun East Road, building 1, Beijing, Haidian District Patentee before: Beijing Chuangyi Vision Technology Co., Ltd. |
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Granted publication date: 20100526 |