CN101990124A - Handheld television receiving device, system and method thereof - Google Patents
Handheld television receiving device, system and method thereof Download PDFInfo
- Publication number
- CN101990124A CN101990124A CN2009103052596A CN200910305259A CN101990124A CN 101990124 A CN101990124 A CN 101990124A CN 2009103052596 A CN2009103052596 A CN 2009103052596A CN 200910305259 A CN200910305259 A CN 200910305259A CN 101990124 A CN101990124 A CN 101990124A
- Authority
- CN
- China
- Prior art keywords
- module
- hand held
- receiving system
- television receiving
- demodulation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention discloses a handheld television receiving device, a system and a method thereof. The handheld television receiving device comprises a tuning module for receiving radio frequency signals, a demodulation module for demodulating signals transmitted by the tuning module, a decoding processing module for decoding signals transmitted by the demodulation module, and a control module for control processing, as well as a transmitting module which is connected with the demodulation module, wherein a transmission stream generated by the demodulation module is transmitted to an external decoding device under the control of the control module, the control module comprises a switching unit for controlling one of the transmission module and the decoding processing module to connect with the demodulation module for communication. The handheld television receiving system and method can bring better experience for users by utilizing strong decoding arithmetic capability of an external decoding device and the high resolution display of an external output device.
Description
Technical field
The present invention relates to TV technology, specially refer to a kind of hand held television receiving system, system and method.
Background technology
The mainstay product of current TV domain is a Digital Television, and various forms of end products are arranged on Digital Television market, such as digital motor set-top box, mobile TV, digital TV receiver stick, Digital Television receiving card, handheld digital TV etc.
At present, the said goods all is that the part of standards in the digital television standard is carried out certain applications, such as above-mentioned handheld digital TV generally at be the digital television standard of terrestrial wireless, digital television standard DVB-T (DigitalVideo Broadcasting T such as Europe, digital video broadcasting-terrestrial wireless), domestic digital television standard CMMB (ChinaMobile Multimedia Broadcasting, China Mobile multimedia broadcasting), digital television standard ISDB-T (the Integrated Services Digital Broadcasting T of Japan, integrated service digital television broadcasting-terrestrial wireless), the digital television standard ATSC of the U.S. (Advanced Television Systems Committee, the U.S. advanced television management consultant committee), domestic terrestrial DTV transmission standard DMB-TH (Terrestrial Digital MultimediaTV/Handle Broadcasting, DMB-ground/hand-held) etc.Described product characteristics is that portability, mobility are good, but several significant defectives are arranged:
The first, the function singleness of televising can not be connected with external equipment, the TV signal that receives is transferred to external equipment play.
Second, screen is little, the display screen of existing handheld digital TV product is generally between 2.4 o'clock to 5.0 o'clock, resolution generally is the little screen resolution of 320X240, for in present a lot of digital television program up to the single-definition program of 720X480, or even the high-definition programming of 1080i or 1080p can't accomplish that the perfection of definition presents;
The 3rd, decoding capability is relatively poor, because the dominant frequency of the master chip CPU that existing handheld digital TV adopted is not high, and the digital television program of the high definition of can't decoding.
Summary of the invention
One of purpose of the present invention makes that for a kind of hand held television receiving system, system and method are provided the function of hand held television is abundanter.
The present invention proposes a kind of hand held television receiving system, the tuner module that comprises received RF signal, the demodulation module that the signal that described tuner module is transmitted carries out demodulation, the signal that described demodulation module is transmitted carries out the decoding process module of decoding processing, and the control module of carrying out control and treatment; Also comprise:
Transport module is connected with described demodulation module, and the transport stream that under the control of control module described demodulation module is produced is sent to external decoder equipment;
Wherein, described control module comprises the selection switch unit, and control selects described transport module to be connected communication with one of them of decoding process module with described demodulation module.
Preferably, above-mentioned transport module can comprise:
USB transmission unit, infrared transmission unit and/or Bluetooth transmission unit.
Preferably, above-mentioned decoding process module can comprise:
TS decoder and audio/video decoder.
The present invention proposes a kind of hand held television receiving system in addition, comprises hand held television receiving system, external decoder equipment and output peripheral equipment; Described hand held television receiving system comprises the tuner module of received RF signal, the demodulation module that the signal that described tuner module is transmitted carries out demodulation, the signal that described demodulation module is transmitted carries out the decoding process module of decoding processing, and the control module of carrying out control and treatment; Described hand held television receiving system also comprises:
Transport module is connected with described demodulation module, and the transport stream that under the control of control module described demodulation module is produced is sent to external decoder equipment;
Wherein, described control module comprises the selection switch unit, can control and select transport module to be connected communication with one of them of decoding process module with described demodulation module;
Described external decoder equipment is sent to described output peripheral equipment and carries out audio frequency and video output after described transport stream handled.
Preferably, the said external decoding device is provided with interface module, communicates by letter with described transport module is adaptive.
Preferably, the said external decoding device can comprise:
Host computer or set-top box etc.
Preferably, the said external output equipment comprises:
Computer display unit and audio output device or digital television.
The present invention also proposes a kind of hand held television method of reseptance, use hand held television receiving system, external decoder equipment and output peripheral equipment to carry out, described hand held television receiving system comprises demodulation module that produces transport stream and the transport module that is connected with external decoder equipment; Described hand held television method of reseptance comprises step:
Judge whether to select described transport module to be connected with described demodulation module;
As not, carry out audio frequency and video output after transport stream is sent to the decoding process module decoding processing;
In this way, the cut-out transport module is connected with decoding process module, and the transport stream that described demodulation module is produced is sent to external decoder equipment, and carries out next step;
Handle and transmit audio, video data to output peripheral equipment by the external decoder device decodes and carry out audio frequency and video output.
Preferably, above-mentioned decoding processing comprises:
Demultiplexing, merging, decompression and video format conversion operation.
Preferably, the said external decoding device comprises:
Host computer or set-top box.
Hand held television receiving system of the present invention, system and method have lower production cost; Make the function of hand held television abundanter; And make external decoder equipment can receive the digital television program of more various criterions.
Description of drawings
Fig. 1 is the structural representation of one embodiment of the invention hand held television receiving system;
Fig. 2 is the structural representation of one embodiment of the invention hand held television receiving system transport module;
Fig. 3 is the structural representation of another embodiment of the present invention hand held television receiving system;
Fig. 4 is the structural representation of another embodiment of the present invention hand held television receiving system external decoder equipment;
Fig. 5 is the schematic flow sheet of another embodiment of the present invention hand held television method of reseptance.
The realization of the object of the invention, functional characteristics and advantage will be in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
With reference to Fig. 1, the present invention proposes a kind of hand held television receiving system of an embodiment, and it comprises antenna (scheming not shown), tuner module 20, demodulation module 21, decoding process module 23, audio frequency and video output module 24 and control module 22 etc.Described tuner module 20 utilizes antenna to carry out radio frequency (RF, Radio Frequency) signal and receives, and carries out the signal modulation, and described radiofrequency signal is converted to the output of intermediate frequency (IF, Intermediate Frequency) signal.The intermediate-freuqncy signal of 21 pairs of these tuner modules of described demodulation module, 20 outputs is carried out demodulation, and intermediate-freuqncy signal is converted to the output of transmission (TS, Transport Stream) stream.Described decoding process module 23 receives the transport stream of these demodulation module 21 outputs, carries out operations such as demultiplexing, merging, decompression and video format conversion, is resent to described audio frequency and video output module 24 and carries out audio frequency and video output.Control and treatment etc. is carried out in the running of 22 pairs of each modules of described control module.
Above-mentioned hand held television receiving system also comprises:
Wherein, above-mentioned control module 22 comprises selects switch unit 220, and may command selects above-mentioned transport module 25 to be connected communication with one of them of decoding process module 23 with above-mentioned demodulation module 21.
Above-mentioned transport module 25 can carry out the signal transmission with demodulation module 21, receives the transport stream that these demodulation module 21 conversions produce, and is sent to external decoder equipment by wired or wireless transmission method.
With reference to Fig. 2, in the execution mode of present embodiment, described transport module 25 comprises USB transmission unit 251, infrared transmission unit 252 and/or Bluetooth transmission unit 253 etc.
Above-mentioned selection switch unit 220 can be arranged in the above-mentioned control module 22, is connected with decoding process module 23 with above-mentioned transport module 25 respectively, can select the transport stream of both one of them receiving demodulation module 21 outputs according to the operational order that receives the user.
When above-mentioned selection switch unit 220 selects demodulation module 21 to be connected with decoding process module 23, this demodulation module 21 will be connected communication with this decoding process module 23.In the transport stream that 23 pairs of demodulation modules of this decoding process module 21 transmit, carry out operations such as demultiplexing, merging, decompression and video format conversion after, above-mentioned hand held television receiving system can utilize above-mentioned audio frequency and video output module 24, plays.
When above-mentioned selection switch unit 220 selects demodulation module 21 to be connected with transport module 25, this demodulation module 21 will be connected communication with this transport module 25.This transport module 25 exports the transport stream that demodulation module 21 transmits to external decoder equipment, plays.
Above-mentioned decoding process module 23 can comprise TS decoder and audio/video decoder in one execution mode of present embodiment, the transport stream of reconciling the module transmission is carried out operations such as demultiplexing, merging, decompression and video format conversion, make above-mentioned audio frequency and video output module 24 can carry out the output of audio frequency and video, promptly carry out the broadcast of audio frequency and video.
In one execution mode of present embodiment, above-mentioned tuner module 20 can be TV tuner, and above-mentioned demodulation module 21 can be demodulator, and above-mentioned decoding process module 23 can comprise TS decoder and audio/video decoder, and above-mentioned control module 22 can be 51 single-chip microcomputers.
The hand held television receiving system of present embodiment can be connected with external decoder equipment by transport module 25, and the TV signal that receives is sent to external decoder equipment by transport module 25, carries out external played.By above-mentioned hand held television receiving system, the receiving function that can allow external decoder equipment such as host computer, set-top box have the Digital Television of more standards make the function of hand held television receiving system abundanter, and production cost is lower.
With reference to Fig. 3, the present invention proposes a kind of hand held television receiving system of another embodiment, comprises hand held television receiving system, external decoder equipment 30 and output peripheral equipment 40; Described hand held television receiving system comprises the tuner module 20 of received RF signal, the demodulation module 21 that the signal that described tuner module 20 is transmitted carries out demodulation, the signal that described demodulation module 21 is transmitted carries out the decoding process module 23 of decoding processing, and the control module 22 of carrying out control and treatment; Described hand held television receiving system also comprises:
Wherein, described control module 22 comprises selects switch unit 220, and may command selects above-mentioned transport module 25 to be connected communication with one of them of decoding process module 23 with described demodulation module 21;
Described external decoder equipment 30 is sent to described output peripheral equipment 40 and carries out audio frequency and video output after described transport stream handled.
Above-mentioned transport module 25 can carry out the signal transmission with demodulation module 21, receives the transport stream that these demodulation module 21 conversions produce, and is sent to external decoder equipment 30 by wired or wireless transmission method.
In one execution mode of present embodiment, described transport module 25 comprises (as shown in Figure 2) such as USB transmission unit 251, infrared transmission unit 252 and/or Bluetooth transmission unit 253.
Above-mentioned selection switch unit 220 can be arranged in the above-mentioned control module 22, is connected with decoding process module 23 with above-mentioned transport module 25 respectively, can select the transport stream of both one of them receiving demodulation module 21 outputs according to the operational order that receives the user.
When above-mentioned selection switch unit 220 selects demodulation module 21 to be connected with decoding process module 23, this demodulation module 21 will be connected communication with this decoding process module 23.In the transport stream that 23 pairs of demodulation modules of this decoding process module 21 transmit, carry out operations such as demultiplexing, merging, decompression and video format conversion after, above-mentioned hand held television receiving system can utilize above-mentioned audio frequency and video output module 24, plays.
When above-mentioned selection switch unit 220 selects demodulation module 21 to be connected with transport module 25, this demodulation module 21 will be connected communication with this transport module 25.This transport module 25 exports the transport stream that demodulation module 21 transmits to external decoder equipment 30, plays.
Said external decoding device 30, be connected communication by wired or wireless mode with above-mentioned transport module 25, receive the transport stream that this transport module 25 transmits, after carrying out operations such as demultiplexing, merging, decompression and video format conversion, output peripheral equipment 40 carries out audio frequency and video output, plays TV programme.
With reference to Fig. 4, said external decoding device 30 is provided with interface module 301, with described transport module 25 adaptive communications, carries out relative set according to described transport module 25.Such as, when this transport module 25 uses usb protocols to carry out the signal transmission, the interface module 301 of external decoder equipment 30 will be used the relative set of usb protocol transmission, and will be suitable with above-mentioned transport module 25, and communication is carried out smoothly.
In one execution mode of present embodiment, said external decoding device 30 can comprise host computer or set-top box etc.When external decoder equipment 30 is host computer, said external output equipment 40 can be the computer display unit (such as: display) and audio output device (such as: audio amplifier) etc., after host computer carries out corresponding operating to the transport stream that receives, play TV programme by display and sound equipment.When external decoder equipment 30 was set-top box, said external output equipment 40 can be Digital Television etc.
In one execution mode of present embodiment, above-mentioned host computer is provided with the respective drive program, when host computer is connected with above-mentioned transport module 25, connects communication again after the use driver drives earlier.Simultaneously, above-mentioned host computer also be provided with the decoding playing device (such as: audio and video player), carry out the broadcast of audio frequency and video.
Aforesaid way can allow external decoder equipment 30 such as host computer or set-top box, receives GB terrestrial wireless digital television program content etc., and the content of TV program that makes said external decoding device 30 receive is abundanter.
The hand held television receiving system of present embodiment, can utilize the powerful decoding operational capability of external decoder equipment 30 such as host computer or set-top box, and the high definition Presentation Function of output peripheral equipments 40 such as computer display unit or digital television, the TV programme of decoding high definition, and utilize relatively large screen to show, bring better experience to the user.
With reference to Fig. 5, the present invention proposes the hand held television method of reseptance of another embodiment, use hand held television receiving system, external decoder equipment and output peripheral equipment to carry out, described hand held television receiving system comprises tuner module, demodulation module, decoding process module, audio frequency and video output module, control module and transport module etc.Wherein, the intermediate-freuqncy signal that the convertible tuner module of described demodulation module sends produces transport stream; Described transport module can be connected communication with external decoder equipment, transmits transport stream to described external decoder equipment.Above-mentioned hand held television method of reseptance comprises step:
S10, judge whether to select described transport module to be connected with described demodulation module;
S101, as not, carry out audio frequency and video output after transport stream is sent to the decoding process module decoding processing;
S102, in this way, the transport stream that described demodulation module is produced is sent to external decoder equipment;
S11, handle and be sent to output peripheral equipment by the external decoder device decodes and carry out audio frequency and video output.
As described in step S10, above-mentioned demodulation module is connected with transport module and decoding process module respectively, can select the transport stream of this transport module or the output of decoding process module receiving demodulation module by control module according to the operational order that receives the user.Above-mentioned control module can be according to the instruction that receives, and whether decision instruction is to select described defeated module to be connected communication with demodulation module.
As described in step 101, when above-mentioned control module selects demodulation module to be connected with decoding process module, this demodulation module will be connected communication with this decoding process module.At this decoding process module to the transport stream that demodulation module transmits, carry out operations such as demultiplexing, merging, decompression and video format conversion after, above-mentioned hand held television receiving system can utilize above-mentioned audio frequency and video output module, plays.
As described in step 102, when above-mentioned control module selects demodulation module to be connected with transport module, this demodulation module will be connected communication with this transport module.This transport module exports the transport stream that demodulation module transmits to external decoder equipment.
The said external decoding device is connected communication by wired or wireless mode with above-mentioned transport module, receives the transport stream that this transport module transmits.Above-mentioned wired mode can be the USB transmission means.Above-mentioned wireless mode can be transmission meanss such as infrared ray or bluetooth.
As described in step S11, the said external decoding device can carry out operations such as demultiplexing, merging, decompression and video format conversion to the transport stream of above-mentioned transport module transmission, carries out audio frequency and video output by output peripheral equipment again, plays TV programme.
In one execution mode of present embodiment, the said external decoding device can comprise host computer or set-top box etc.When external decoder equipment is host computer, the said external output equipment can be the computer display unit (such as: display) and audio output device (such as: audio amplifier) etc., after host computer carries out corresponding operating to the transport stream that receives, play TV programme by display and sound equipment.When external decoder equipment was set-top box, the said external output equipment can be Digital Television etc.
In one execution mode of present embodiment, above-mentioned host computer is provided with the respective drive program, when host computer is connected with above-mentioned transport module, connects communication again after the use driver drives earlier.Simultaneously, above-mentioned host computer also be provided with the decoding playing device (such as: audio and video player), carry out the broadcast of audio frequency and video.
The hand held television method of reseptance of present embodiment, select above-mentioned transport module to be connected by control with described demodulation module, transport stream is sent to external decoder equipment, utilize the powerful decoding operational capability of external decoder equipment such as host computer or set-top box again, and the high definition Presentation Function of output peripheral equipments such as computer display unit or digital television, the TV programme of decoding high definition, and utilize relatively large screen to show, bring better experience to the user.
The above only is the preferred embodiments of the present invention; be not so limit claim of the present invention; every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to be done; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (10)
1. hand held television receiving system, the tuner module that comprises received RF signal, the demodulation module that the signal that described tuner module is transmitted carries out demodulation, the signal that described demodulation module is transmitted carries out the decoding process module of decoding processing, and the control module of carrying out control and treatment; It is characterized in that, also comprise:
Transport module is connected with described demodulation module, and the transport stream that under the control of control module described demodulation module is produced is sent to external decoder equipment;
Wherein, described control module comprises the selection switch unit, and control selects described transport module to be connected communication with one of them of decoding process module with described demodulation module.
2. hand held television receiving system according to claim 1 is characterized in that, described transport module comprises:
USB transmission unit, infrared transmission unit and/or Bluetooth transmission unit.
3. hand held television receiving system according to claim 1 and 2 is characterized in that, described decoding process module comprises:
TS decoder and audio/video decoder.
4. a hand held television receiving system comprises hand held television receiving system, external decoder equipment and output peripheral equipment; Described hand held television receiving system comprises the tuner module of received RF signal, the demodulation module that the signal that described tuner module is transmitted carries out demodulation, the signal that described demodulation module is transmitted carries out the decoding process module of decoding processing, and the control module of carrying out control and treatment; It is characterized in that described hand held television receiving system also comprises:
Transport module is connected with described demodulation module, and the transport stream that under the control of control module described demodulation module is produced is sent to external decoder equipment;
Wherein, described control module comprises the selection switch unit, and control selects described transport module to be connected communication with one of them of decoding process module with described demodulation module;
Described external decoder equipment is sent to described output peripheral equipment and carries out audio frequency and video output after described transport stream handled.
5. hand held television receiving system according to claim 4 is characterized in that, described external decoder equipment is provided with interface module, communicates by letter with described transport module is adaptive.
6. hand held television receiving system according to claim 4 is characterized in that, described external decoder equipment comprises:
Host computer or set-top box.
7. according to the wherein any described hand held television receiving system of claim 4 to 6, it is characterized in that described output peripheral equipment comprises:
Computer display unit and audio output device or digital television.
8. hand held television method of reseptance, use hand held television receiving system, external decoder equipment and output peripheral equipment to carry out, described hand held television receiving system comprises the demodulation module that produces transport stream, it is characterized in that described hand held television receiving system also comprises the transport module that is connected with external decoder equipment; Wherein, described hand held television method of reseptance comprises step:
Judge whether to select described transport module to be connected with described demodulation module;
As not, carry out audio frequency and video output after transport stream is sent to the decoding process module decoding processing;
In this way, the transport stream that described demodulation module is produced is sent to external decoder equipment, and carries out next step;
Handle and be sent to output peripheral equipment by the external decoder device decodes and carry out audio frequency and video output.
9. hand held television method of reseptance according to claim 8 is characterized in that, described decoding processing comprises:
Demultiplexing, merging, decompression and video format conversion operation.
10. hand held television method of reseptance according to claim 8 is characterized in that, described external decoder device comprises:
Host computer or set-top box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103052596A CN101990124A (en) | 2009-08-05 | 2009-08-05 | Handheld television receiving device, system and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103052596A CN101990124A (en) | 2009-08-05 | 2009-08-05 | Handheld television receiving device, system and method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101990124A true CN101990124A (en) | 2011-03-23 |
Family
ID=43746421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009103052596A Pending CN101990124A (en) | 2009-08-05 | 2009-08-05 | Handheld television receiving device, system and method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101990124A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104219554A (en) * | 2013-05-30 | 2014-12-17 | 深圳清华大学研究院 | Digital TV receiver and digital TV playing method |
| WO2017101860A1 (en) * | 2015-12-18 | 2017-06-22 | 深圳市九洲电器有限公司 | Multi-screen interaction and management method and system for set top box |
| WO2017177802A1 (en) * | 2016-04-15 | 2017-10-19 | 中兴通讯股份有限公司 | Audio/video playback method and apparatus, and computer storage medium |
| CN113596591A (en) * | 2021-02-24 | 2021-11-02 | 腾讯科技（北京）有限公司 | Video playing method, device, equipment and computer readable storage medium |
-
2009
- 2009-08-05 CN CN2009103052596A patent/CN101990124A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104219554A (en) * | 2013-05-30 | 2014-12-17 | 深圳清华大学研究院 | Digital TV receiver and digital TV playing method |
| WO2017101860A1 (en) * | 2015-12-18 | 2017-06-22 | 深圳市九洲电器有限公司 | Multi-screen interaction and management method and system for set top box |
| WO2017177802A1 (en) * | 2016-04-15 | 2017-10-19 | 中兴通讯股份有限公司 | Audio/video playback method and apparatus, and computer storage medium |
| CN107302703A (en) * | 2016-04-15 | 2017-10-27 | 中兴通讯股份有限公司 | Audio and video playing method and device |
| CN113596591A (en) * | 2021-02-24 | 2021-11-02 | 腾讯科技（北京）有限公司 | Video playing method, device, equipment and computer readable storage medium |
| CN113596591B (en) * | 2021-02-24 | 2024-04-05 | 腾讯科技（北京）有限公司 | Video playing method, device, equipment and computer readable storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100382596C (en) | Communication system,communication device, image receiving system and communication method | |
| US9686579B2 (en) | Television tuner device for processing digital audiovisual content | |
| US9215404B2 (en) | Apparatus and method for receiving two modes of broadcasts using one tuner in set-top-box | |
| CN101252637A (en) | Combined digital set top boxes based on software radio | |
| CN101505364B (en) | Set-top box based on wireless broadcast network and wireless access network | |
| CN103813203A (en) | Family television multi-screen display system | |
| CN104219472A (en) | Mobile satellite TV receiving system and method | |
| CN101990124A (en) | Handheld television receiving device, system and method thereof | |
| WO2011160349A1 (en) | Mobile terminal and method for interaction between mobile terminal and network server | |
| CN2938639Y (en) | TV receiver with DVB-T digital signal receiving function | |
| CN201042042Y (en) | Stb | |
| CN102710933A (en) | Digital television encoding and decoding devices and digital television encoding and decoding methods | |
| US20070010194A1 (en) | Receiver Capable of Receiving and Processing Digital Video Broadcasting Signals and Digital Audio Broadcasting Signals | |
| CN202143181U (en) | Novel network television set top box | |
| CN101707709A (en) | Domestic small digital TV system and method | |
| CN107317981B (en) | Channel receiving switching control device and method based on DVB-C and DTMB | |
| CN1717021A (en) | Digita-analogue set top box | |
| CN201374780Y (en) | Wireless network video systems | |
| CN202696760U (en) | All-in-one digital television | |
| CN201629807U (en) | Digital television receiving box and digital television control device | |
| CN201986091U (en) | Wireless digital television signal receiving device | |
| CN201444669U (en) | Mobile television compatible with CMMB signals and DTMB signals | |
| CN206302518U (en) | A kind of TV programme are played on intelligent terminal equipment based on WIFI | |
| JP3664913B2 (en) | Digital broadcast receiver | |
| CN202918448U (en) | Digital mobile television capable of being installed conveniently |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20110323 |