CN202014323U - Television - Google Patents

Television Download PDF

Info

Publication number
CN202014323U
CN202014323U CN2011201121170U CN201120112117U CN202014323U CN 202014323 U CN202014323 U CN 202014323U CN 2011201121170 U CN2011201121170 U CN 2011201121170U CN 201120112117 U CN201120112117 U CN 201120112117U CN 202014323 U CN202014323 U CN 202014323U
Authority
CN
China
Prior art keywords
unit
signal
television
processing unit
audio
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.)
Expired - Lifetime
Application number
CN2011201121170U
Other languages
Chinese (zh)
Inventor
陈宜龙
张继虎
赵文强
王少敏
武怀涛
王媛媛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Haier Multimedia Co Ltd
Original Assignee
Haier Group Corp
Qingdao Haier Electronics Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Haier Group Corp, Qingdao Haier Electronics Co Ltd filed Critical Haier Group Corp
Priority to CN2011201121170U priority Critical patent/CN202014323U/en
Application granted granted Critical
Publication of CN202014323U publication Critical patent/CN202014323U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Landscapes

  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

The utility model discloses a television. The television comprises a television signal processing unit, and further comprises a signal converting unit connected with the television signal processing unit and used for respectively converting audio signals and video signals which are generated by the television signal processing unit into audio signals and low voltage differential signals which have unified forms, an accompanying sound power amplification processing unit connected with the signal converting unit and used for amplifying the received audio signals output by the signal converting unit and then sending the audio signals to a television loudspeaker to be displayed, a screen drive processing unit connected with the signal converting unit and used for processing the low voltage differential signals output by the signal converting unit and then sending the low voltage differential signals to a television display screen to be displayed, and a power source module used for supplying a power source to each module.

Description

Television set
Technical field
The utility model relates to a kind of television set.
Background technology
TV set intelligentization of today and multifunctional application technology be ubiquity, for example computer main board is combined with the television set backboard, with the master control borad of computer main board as television set, realizes the television set of TV function of browse by household PC.But having in the television set at present much based on the technical problems of television set expanded function, is to rely on single-chip microcomputer to solve, will occur like this having that the single-chip microcomputer dominant frequency is low, internal memory is little, can only the processing of fill order's task etc. defective.Thereby cause when television set runs into multitasking, cause problems such as to handle picture speed slow, and audio frequency and video is asynchronous, in addition occur can't the normal play picture situation.
The utility model content
In view of this, main purpose of the present utility model is to provide a kind of television set, with the audio frequency and video picture of realizing that output easily receives.
A kind of television set that the utility model provides comprises, processing television signals unit 10: also comprise:
Signal conversion unit 20 is connected with processing television signals unit 10, is used for the audio-video signal that decoding generates is converted to respectively the audio signal and the Low Voltage Differential Signal of consolidation form;
Audio power amplifier processing unit 30 is connected with signal conversion unit 20, is sent to tv speaker 70 after the audio signal processing and amplifying that is used for received signal converting unit 20 is exported and plays;
Screen drives processing unit 40, is connected with signal conversion unit 20, is sent to tv display screen 60 after the Low Voltage Differential Signal processing that is used for signal conversion unit 20 is exported and shows;
Power module 80 is used to above-mentioned each module that power supply is provided.
By last, audio signal and Low Voltage Differential Signal that the audio-video signal that processing television signals unit 10 decoding is generated by signal conversion unit 20 is converted to consolidation form respectively drive processing unit output by audio power amplifier processing unit and screen respectively, have realized the output of TV audio frequency and video easily.
Wherein said processing television signals unit 10 comprises:
Electronic tuning unit 102 is used to receive the intermediate-freuqncy signal that television high frequency signal and frequency-selecting go out the broadcasting channel of wanting;
Electronic countermodulation device 103 is connected with electronic tuning unit 102, and the digital television signal that is used for being received carries out encoding and decoding to be handled, and generates the TS transport stream;
Master chip 101 connects respectively at electronic tuning unit 102, electronic countermodulation device 103, is used for receiving and handling described medium-frequency TV signal and/or TS transport stream, generates audio-video signal.
By last, can realize the TV signal that is received is carried out decoding processing.
Wherein, described processing television signals unit 10 also comprises: PCMCIA 104, are connected with master chip 101 with electronic countermodulation device 103, offer master chip 101 after being used for the TS transport stream of encrypting is decrypted.
By last, can realize deciphering to the TS stream signal of encrypting.
Wherein, signal conversion unit 20 comprises: based on the control module 201 of X86 framework.
By last, adopt the X86 framework, can realize that multitask handles simultaneously, improve the compatibility that various signals inputs are handled simultaneously.
Wherein, also comprise: system control unit 50, be used to receive user instruction, drive processing unit 40 according to instruction to described signaling control unit (20), audio power amplifier processing unit (30) and screen and send control information, the start and the standby sequential of control television set.
By last, by system control unit each cell operation is unified control, realize the start and the standby sequential of control television set.
Wherein, described audio power amplifier processing unit 30, screen drive processing unit 40 system control units 50 and are arranged on the back-end system module board.
By last, be arranged on the circuit board, form standard component, be convenient to independent making.
Wherein, the audio power amplifier processing unit 30 on described television signal converting unit 20 and the back-end system module board, screen drive processing unit 40 system control units 50 and are connected by bus.
By last, connect by bus mode, be convenient to plug and change conveniently.
Wherein, the processing television signals unit 10 of described television set, signal conversion unit 20, audio power amplifier processing unit 30, screen drive processing unit 40 system control units 50 and are arranged on the circuit board.
By last, can further realize the miniaturization of product.
Description of drawings
Fig. 1 is the schematic diagram of the utility model television set first embodiment;
Fig. 2 is the schematic diagram of the utility model television set processing television signals unit;
Fig. 3 is the schematic diagram of the utility model television signal converting unit;
Fig. 4 is the utility model system for TV set control unit current potential sequencing control figure;
Fig. 5 is the schematic diagram of the utility model television set second embodiment;
Fig. 6 is the schematic diagram of the utility model television set the 3rd embodiment;
Fig. 7 is the schematic diagram of the utility model television set the 4th embodiment.
Embodiment
Shown the schematic diagram of the utility model television set first embodiment as Fig. 1, having comprised: processing television signals unit 10, signal conversion unit 20, audio power amplifier unit 30, screen driver element 40, system control unit 50, display screen 60, loud speaker 70 and power module 80.
Wherein, audio power amplifier processing unit 30, screen drive processing unit 40 and system control unit 50 can be integrated on the same circuit board, forms the back-end system module.
Processing television signals unit 10 is used for the TV signal, the audio-video signal that receive are carried out decoding processing.
The schematic diagram of processing television signals as shown in Figure 2 unit 10 comprises master chip 101, electronic tuning unit 102, electronic countermodulation device 103, personal computer memory card international federation module (PCMCIA) 104, memory module 107, audio-video signal output port 105 and data transmission port 106.
Wherein, the high-frequency signal that described electronic tuning unit 102 is used to receive, and described high-frequency signal frequency-selecting is gone out the intermediate-freuqncy signal of the broadcasting channel of wanting.
Described electronic tuning unit 102 comprises analog tuner module and digital tuning module.The analog tuner module is used for the high frequency analog signals that receives is reconciled out analog intermediate frequency signal, and the process of analog tuner comprises sound accompaniment filtering and image filtering.The analog intermediate frequency signal of output exports master chip 101 to.The digital television signal that the digital tuning module is used for receiving solves the digital television signal of the broadcasting channel of wanting, and exports electronic countermodulation device 103 to by digital output end.As adopting model is the electronic tuning unit of JSS-80T.
Electronic countermodulation device 103 is connected with electronic tuning unit 102, and the digital television signal that is used for being received carries out encoding and decoding to be handled, and generates the TS transport stream.As adopting model is the electronic countermodulation device of ATBM884x.
In the present embodiment, for unencrypted digital television signal, the TS transport stream that electronic countermodulation device 103 generates directly exports master chip 101 to.And for the digital television signal of encrypting, the encryption TS transport stream that electronic countermodulation device 103 will generate is sent to PCMCIA 104 and is decrypted.
PCMCIA 104 is connected with electronic countermodulation device 103, be used for being decrypted processing to encrypting the TS transport stream, and the TS transport stream after will deciphering exports master chip 101 to.
Master chip 101 is connected with sound accompaniment filter, image filter, electronic countermodulation device 103, PCMCIA 104, memory module 107, audio-video signal output port 105 and data transmission port 106 respectively, be used for the various TV signal that received are carried out decoding processing, and by 105 outputs of audio-video signal output port.The TV signal that master chip 101 is received not only comprises above-mentioned accompanying sound intermediate frequency signal, image intermediate frequency signal and TS transport stream, also receives following signal by corresponding interface: audio-video signal (AV), brightness color difference signal (YUV), video and graphic matrix signal (VGA), harmless audio-video signal (HDMI) and audio signal (AUDIO).Described master chip 101 receives above-mentioned TV signal, carries out buffer memory by memory module 107, after carrying out decoding processing, by sound, the vision signal output of audio-video signal output port 105 with above-mentioned decoding.Wherein, described memory module 107 comprises flash memory (FLASH) and internal memory (MEMORY), and can be by the processing speed of upgrading memory size lifting to audio-video signal.Master chip 101 also carries out the transmission of control information by data transmission port 106 and signal conversion unit 20.As adopting model is the chip of BCM3551, PW1306.
Signal conversion unit 20 is connected with processing television signals unit 10, and the processing television signals unit 10 handled audio-video signals that are used for receiving are converted to the audio signal and the Low Voltage Differential Signal (LVDS Low Voltage Differential Signaling) of consolidation form respectively.As adopting model is the chip of DS92LV18, APA150.
Signal conversion unit 20 as shown in Figure 3 comprises control module 201, audio-video signal input port 202, Low Voltage Differential Signal output port 203, audio output port 204, first data transmission port 205 and second data transmission port 206.
Wherein, control module 201 is by the decoded audio-video signal of audio-video signal input port 202 receiver processing television signals unit 10 by its audio-video signal output port 105 outputs, after carrying out conversion process, export the Low Voltage Differential Signal of consolidation form and audio signal respectively to the back-end system module by Low Voltage Differential Signal output port 203, audio output port 204.
Described signal conversion unit 20 also comprises USB interface, the HDMI interface that is connected with control module 201, receives the audio-video signal of other external equipments (IPod, USB flash disk, high definition hard disk) by above-mentioned port.Further, also the network port can be set, control module 201 is connected with internet by the network port, receive the network audio-video signal.
In addition, described signal conversion unit 20 also can be provided with audio port (SPDIF) and microphone port (MIC/EP), all is connected with control module 201, and the user can pass through the direct I/O audio-frequency informations of equipment such as microphone, earphone.
Control module 201 in the present embodiment in the signal conversion unit 20 can be selected the processor of X86 framework, the processor of X86 framework is exactly the processor that has adopted the Intel x86 instruction set, has following advantage: at first have the multidata function of exchange, realize realizing exchanges data with multiple external equipment by the network port, audio frequency and video transmit port, USB port etc.Secondly can carry out encoding and decoding to the file of different-format.Application software based on the processor of X86 framework is complete in addition, can realize more application.Be that at last popularization is stronger, the used processor of most on the market PC all is the X86 architecture processor.As the complete series of the processor family of Intel except that the IA-64 framework, ATOM processor, AMD, also have the complete series processor of VIA all to adopt the X86 framework.
Audio power amplifier processing unit 30 can connect the audio output port 204 of signal conversion unit 20 by its audio input port (not shown), the audio signal that is used for the consolidation form of received signal converting unit 20 outputs, by its inner amplifying circuit audio signal is carried out processing and amplifying, export loud speaker 70 to.As adopting the ALC family chip.
Screen drives processing unit 40 also connects signal conversion unit 20 by Low Voltage Differential Signal input port (not shown) Low Voltage Differential Signal output port 203, the Low Voltage Differential Signal that is used for 20 outputs of received signal converting unit, utilize the frequency multiplication conversion of its inner logic gates realization, export the low-voltage differential frequency-doubled signal to display screen 60 Low Voltage Differential Signal; In addition, also be connected with system control unit 50, be used for the control information of receiving system control unit 50 outputs, the conditioning signal backlight of display screen 60 backlight illuminations is adjusted in output.As adopting chipset Intel915G, 915GV, 945G.
System control unit 50 is used to receive user instruction, sends control information according to instruction, and the start and the standby sequential of control television set also are used to drive audio power amplifier processing unit 30 and screen drives processing unit 40.Described system control unit 50 comprises central processing unit (MCU), wireless receiving port and data transmission port.As adopting RT series or HIP family chip.
Power module 80 is used for to above-mentioned module for power supply.
Controlled step to system control unit 50 specifically describes below, is controlled to be example with start.System control unit 50 receives the start-up command that user control terminal (remote controller, PAD) sends, send power control signal and screen control signal by data transmission port to power module 80, power module 80 receives above-mentioned control signal, to described television signal processing unit 10 and system control unit 50 out-put supply power supply signals.System control unit 50 is to signal conversion unit 20 output negative pulses, control module 201 in the signal conversion unit 20 starts after detecting level translation by second data transmission port 206, and pass through the above-mentioned pulse signal of first data transmission port, 205 outputs to processing television signals unit 10, processing television signals unit 10 by data transmission port 106 received pulse signals (being start-up command) after, the decoding start-up picture, and export the start-up picture signal to signal conversion unit 20, signal conversion unit 20 exports screen driving processing unit 40 to after described picture signal conversion is produced Low Voltage Differential Signal, the start-up picture signal finally demonstrates start-up picture LOGO at display screen 60 after realizing the frequency multiplication conversion, the audio frequency voiced process is identical with video display process, repeats no more herein.Show the current potential sequential of system control unit 50 control display screen, 60 starts and standby as Fig. 4, system control unit 50 at first drives processing unit 40 output high level to screen, secondly drive processing unit 40 to display screen 60 output Low Voltage Differential Signals by screen, at last to display screen 60 outputs conditioning signal backlight, adjust the backlight illumination of display screen 60, finish the start step.In addition, the step that system control unit 50 carries out Opportunity awaiting control for linear is identical with above-mentioned steps, and difference is the variation of pulse.
In addition, the schematic diagram of the utility model television set second embodiment as shown in Figure 5 can adopt interface to connect between each module.In the middle embodiment of Fig. 5-Fig. 7, as processing television signals of the present utility model unit 10, the X86 system processing unit is as signal conversion unit 20 by the movement processing unit.
Further, can also adopt the schematic diagram of the utility model television set the 3rd embodiment that goes out as shown in Figure 6, wherein the back-end system module selects golden finger to be connected with the connected mode between the X86 system processing unit, promptly connect by data/address bus, can improve signaling rate thus, increase the stability of signal transmission.
Further, the schematic diagram of the utility model television set the 4th embodiment as shown in Figure 7, movement processing unit, X86 system processing unit and back-end system module can be integrated on the same mainboard, connect by the mainboard wiring between each module, thus, can save the space of television set backboard and save cost.
Wherein, the communication signal among Fig. 5-Fig. 7 is used to set up the communication between two modules, and control signal promptly comprises certain control command.All can transmit by data transmission port.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection range of the present utility model.

Claims (8)

1. a television set comprises processing television signals unit (10), it is characterized in that, also comprises:
Signal conversion unit (20) is connected with processing television signals unit (10), is used for the audio-video signal that processing television signals unit (10) generate is converted to respectively the audio signal and the Low Voltage Differential Signal of consolidation form;
Audio power amplifier processing unit (30) is connected with signal conversion unit (20), is sent to tv speaker (70) after the audio signal processing and amplifying that is used for received signal converting unit (20) is exported and plays;
Screen drives processing unit (40), is connected with signal conversion unit (20), is sent to tv display screen (60) after the Low Voltage Differential Signal that is used for that signal conversion unit (20) is exported is handled and shows;
Power module (80) is used to above-mentioned each module that power supply is provided.
2. television set according to claim 1 is characterized in that, described processing television signals unit (10) comprising:
Electronic tuning unit (102) is used to receive the intermediate-freuqncy signal that television high frequency signal and frequency-selecting go out the broadcasting channel of wanting;
Electronic countermodulation device (103) is connected with electronic tuning unit (102), and the digital television signal that is used for being received carries out encoding and decoding to be handled, and generates the TS transport stream;
Master chip (101) connects respectively at electronic tuning unit (102), electronic countermodulation device (103), is used for receiving and handling described medium-frequency TV signal and/or TS transport stream, generates audio-video signal.
3. television set according to claim 2 is characterized in that, described processing television signals unit (10) also comprises:
The module PCMCIA of personal computer memory card international federation (104) is connected with master chip (101) with electronic countermodulation device (103), is used for the TS transport stream of encrypting is decrypted and offers master chip (101).
4. television set according to claim 1 is characterized in that, described signal conversion unit (20) comprising: based on the control module (201) of X86 framework.
5. television set according to claim 4 is characterized in that, also comprises:
System control unit (50), driving processing unit (40) with described signaling control unit (20), audio power amplifier processing unit (30) and screen is connected, be used in television set opening and closing process, control described signaling control unit (20), audio power amplifier processing unit (30) and screen and drive the opening and closing of processing unit (40) by a graded.
6. television set according to claim 5 is characterized in that,
Described audio power amplifier processing unit (30), screen drive processing unit (40) and system control unit (50) is arranged on the back-end system module board.
7. television set according to claim 6 is characterized in that,
Audio power amplifier processing unit (30) on described television signal converting unit (20) and the back-end system module board, screen drive processing unit (40) and are connected by bus with system control unit (50).
8. television set according to claim 5, it is characterized in that the processing television signals unit (10) of described television set, signal conversion unit (20), audio power amplifier processing unit (30), screen drive processing unit (40) and system control unit (50) is arranged on the circuit board.
CN2011201121170U 2011-04-15 2011-04-15 Television Expired - Lifetime CN202014323U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011201121170U CN202014323U (en) 2011-04-15 2011-04-15 Television

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011201121170U CN202014323U (en) 2011-04-15 2011-04-15 Television

Publications (1)

Publication Number Publication Date
CN202014323U true CN202014323U (en) 2011-10-19

Family

ID=44784933

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011201121170U Expired - Lifetime CN202014323U (en) 2011-04-15 2011-04-15 Television

Country Status (1)

Country Link
CN (1) CN202014323U (en)

Similar Documents

Publication Publication Date Title
CN201608820U (en) Audio/video control system for large-scale LED display screen
CN204031318U (en) A kind of modularization TV
CN101742156B (en) High-resolution digital television all-in-one machine and implementation method thereof
CN104914580B (en) A kind of head-mounted display
CN108319443A (en) A kind of audio-frequency inputting method, mobile terminal and audio playing apparatus
CN102147566A (en) Multimedia projector with embedded operation system
CN201655249U (en) Integrated audio/video controller for LED display
CN201910866U (en) High-definition television board card with various digital video receiving functions
CN105338270A (en) Modularization television
CN201957154U (en) Liquid crystal display television set
CN201657180U (en) Projector and computer all-in-one machine
CN203457231U (en) Intelligent video signal switching device
CN201717968U (en) Digital television integrated machine with multiple decoding functions
CN204705767U (en) A kind of head mounted display
CN202014323U (en) Television
CN103391475A (en) Display device and intelligent device
CN101197954A (en) Multifunctional integrated player
CN202907109U (en) Bus of split type television
CN205123936U (en) Multi -functional family cloud amusement all -in -one
CN201194416Y (en) Multifunctional visible door bell
CN100502485C (en) Device of mobile phone for automatically recording TV programs
CN210578885U (en) Multi-channel signal switcher
CN201181965Y (en) Electronic photo frame
CN204178356U (en) A kind of wired external moving screen
CN203851219U (en) Projector

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20151207

Address after: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China

Patentee after: haier group corporation

Patentee after: Qingdao Haier Electric Appliance Co., Ltd.

Patentee after: QINGDAO HAIER MULTI-MEDIA CO., LTD.

Address before: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China

Patentee before: haier group corporation

Patentee before: Qingdao Haier Electric Appliance Co., Ltd.

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20111019