CN201226554Y

CN201226554Y - Integrated machine of television and computer

Info

Publication number: CN201226554Y
Application number: CNU2007200878897U
Authority: CN
Inventors: 王军
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-10-28
Filing date: 2007-10-28
Publication date: 2009-04-22
Anticipated expiration: 2017-10-28

Abstract

The utility model relates to a television-computer integrated machine which belongs to the technical field of liquid crystal display televisions and computers and mainly solves the problem that the current liquid crystal display television and the current computer can not be made into a integrated machine and be used simultaneously. The utility model is mainly characterized in that the television-computer integrated machine comprises a television circuit including a power circuit, a signal conversion circuit, a signal processing circuit, a signal output circuit and a liquid crystal display screen, a computer circuit including a central processing unit, a north bridge chip circuit, a south bridge chip circuit and a peripheral auxiliary circuit, an interlock switch control circuit and a backup power circuit; wherein, the interlock switch control circuit comprises a first relay, a second relay, a first capacitor and a second capacitor; and the VGA terminals or the LVDS terminals of the north bridge chip circuit and the south bridge chip circuit are connected with the VGA terminal of the signal conversion circuit or the LVDS terminal of the signal output circuit of the television circuit. The utility model has the advantages that the television-computer integrated machine can be used by many persons for entertainment, the television and the computer can be switched to use and the power is saved, and is mainly used as the television-computer integrated machine.

Description

Television PC

Technical field

The utility model belongs to LCD TV and computer technology field.Be specifically related to a kind of television PC that TV and computer are combined into one.

Background technology

Liquid crystal TV set particularly large-screen liquid crystal display television machine, desktop computer and notebook computer all is used widely.But existing liquid crystal TV set, desktop computer and notebook computer all are separate products.Liquid crystal TV set is made of power circuit, signaling conversion circuit, signal processing circuit, signal output apparatus, LCDs, have high definition, multi-functional, the characteristics that can watch simultaneously and use for many people in family, the operational environment, but there is not computer function, function singleness, receive the restriction that high-definition digital is subjected to the external cord cable, signal attenuation is big, see video discs such as DVD, VCD, necessary external DVD player, the file format that USB interface is supported is limited, can not satisfy people and use computer simultaneously and watch the requirement of rating.Desktop computer and notebook computer are made of central processing unit, north bridge chips circuit and South Bridge chip circuit and peripheral auxiliary circuits thereof, display screen, the desktop computer volume is bigger, connecting line is various, complicated operation, power consumption is big, can only see Web TV or add TV card and watch cable TV,, can not compare with existing professional tv product from TV functions and image quality, tonequality; Though notebook computer is frivolous, screen is little, is not easy to simultaneously common amusement of many people and use in family, the operational environment, function and limited speed, and extendible external-connected port is few.

Summary of the invention

The purpose of this utility model provides a kind of at above-mentioned weak point exactly TV and computer is combined into one, can be for simultaneously common amusement of many people in family, the operational environment and use, and TV and computer switch use, the television PC of power saving.

Technical solution of the present utility model is: a kind of television PC, it is characterized in that: comprise the television circuit that constitutes by power circuit, signaling conversion circuit, signal processing circuit, signal output apparatus, LCDs, by the computer circuits that central processing unit, north bridge chips circuit and South Bridge chip circuit and peripheral auxiliary circuits thereof constitute, interlock switch control circuit and power backup circuit; Wherein, the interlock switch control circuit is by first, the second two relays and first, the second two electric capacity constitute, the first relay coil input respectively with the normally-closed contact of second relay the 3rd contact switch, second electric capacity is connected with the normally-closed contact of second contact switch, the first relay coil output is connected with the stiff end of first relay, first contact switch, second relay, the second contact switch stiff end is connected with first electric capacity, the normally opened contact of second relay, second contact switch respectively with the stiff end of second relay, first contact switch, the coil input end of second relay connects, Power SW end in the normally opened contact of first relay, second contact switch and north bridge chips circuit and the South Bridge chip circuit is connected, the normally opened contact of second relay, first contact switch, the stiff end of the 3rd contact switch is connected with the corresponding triggering signal end of power circuit respectively, the normally-closed contact of first relay, first contact switch, the normally opened contact of second relay the 3rd contact switch, first, the other end ground connection of second electric capacity; Power backup circuit is made of rectification circuit, filter circuit, charging circuit, inverter circuit, battery; VGA in north bridge chips circuit and the South Bridge chip circuit or LVDS end are connected with the signaling conversion circuit VGA end of television circuit or the LVDS end of signal output apparatus.

The utility model is owing to adopt by power circuit, signaling conversion circuit, signal processing circuit, signal output apparatus, the television circuit that LCDs constitutes, by central processing unit, the computer circuits that north bridge chips circuit and South Bridge chip circuit and peripheral auxiliary circuits thereof constitute, the interlock switch control circuit, power backup circuit and PC power source circuit, VGA in north bridge chips circuit and the South Bridge chip circuit or LVDS end are connected with the signaling conversion circuit VGA end of television circuit or the LVDS end of signal output apparatus, thereby, the interlock switch control circuit is realized the switch control of computer function Power SW, make Power SW end produce the 3-5 closed action of second, satisfy the entry condition of computer part, computer function is normally started when opening the television PC power supply, utilize remote controller or television set to carry control board, selection signal source, at CVBS, S-VIDEO, YCBCR, change between PC or the TV signal, perhaps utilize TV to carry picture-in-picture function, realize that PC and TV show synchronously, adopt PC north bridge chips LVDS or VGA function directly to be connected between PC and the TV, be transferred to TFT-LCD through the LCD image-signal processor and show with TV circuit LVDS interface or VGA terminal; When pressing teleputer control board or remote controller shutdown button, the TV shutdown is after computer circuits is received the ON-OFF control circuit make-and-break signal of Power SW, utilize the television PC back-up source, normally enter shutdown programm, shutdown, shut down successfully, complete machine is in closed condition.The utility model is compared existing television set and is had following characteristics: 1, except receiving analog-and digital-TV, support the repertoire of computer; 2, tangible, the finger pressure inductive layer by the screen top layer can directly carry out feature operation on screen; 3, on compatibility, the present invention carries DVD/RW player, high definition video collecting head, by the USB connected mode, exempt the puzzlement of external cord cable, reduce real high definition picture and tonequality, telecine, song, photo and the various file of all right imprinting network download, a machine need not all solve by peripheral hardware; 4, the USB2.0 interface cooperates software support music, film, picture and the computer file of all forms on the market; 5, carry the high definition camera, pictures taken is outer can also record DVD, and film one key of directing and performing by oneself puts in place; 6, remote tv conference call functions can need not be added any annex and can carry out teleconference immediately by the support of interference networks, need not wait for, the frequently unlimited cards of surfing Internet of part type built-in three, as long as neighbouring have wireless network signal to need not to insert netting twine can to surf the Net, the fast signal of speed is good.The utility model is compared existing computer and is had following characteristics: 1, adopt the high-definition liquid crystal TV to realize Presentation Function, can watch simultaneously and use for many people in family, the operational environment; 2, core component is all built-in, the ultra-thin advantage of harmless LCD TV, moulding is succinctly smooth, only need a power line (not connecing under the civil power situation, by the start button, built-in back-up source starts automatically, but inserts netting twine during continuous operation 4-5 hour wiring logging-on function), can realize the repertoire of TV and computer; 3, TV, computer function handover operation are simple and efficient, use when tv state separately, and computer function is in standby mode; 4, picture-in-picture function is not disturbed teleputer mutually, and sound adopts wireless headset, the another arena output function, and the separate channels transmission, TV, computer can be enjoyed stereo simultaneously.The utility model is mainly used in flat LCD TV computer all-in-one machine.

Description of drawings

Fig. 1 is the circuit diagram of the utility model interlock switch control circuit part;

Fig. 2 is the circuit diagram of the utility model television circuit;

Fig. 3 is the circuit diagram of the utility model power unit;

Fig. 4 is the circuit diagram of the utility model computer circuits.

Embodiment

The circuit diagram of the utility model interlock switch control circuit part as shown in Figure 1.Interlock switch control circuit 8 is made of first, second two relay J 1, J2 and first, second two capacitor C 1, C2.First relay J, 1 coil input end is connected with the normally-closed contact of normally-closed contact, second capacitor C 2 and the second contact switch J2-K2 of second relay the 3rd contact switch J2-K3 respectively.First relay J, 1 coil output is connected with the stiff end of first relay, the first contact switch J1-K1.Second relay, the second contact switch J2-K2 stiff end is connected with first capacitor C 1, and the normally opened contact of second relay, the second contact switch J2-K2 is connected with the stiff end of second relay, the first contact switch J2-K1, the coil input end of second relay J 2 respectively.Power SW end in the normally opened contact of first relay, the second contact switch J1-K2 and north bridge chips circuit and the South Bridge chip circuit 7 is connected.The stiff end a of normally opened contact b, the 3rd contact switch J2-K3 of second relay, the first contact switch J2-K1 is connected with power circuit 1 corresponding triggering signal end respectively.The other end ground connection of the normally opened contact of the normally-closed contact of first relay, the first contact switch J1-K1, second relay the 3rd contact switch J2-K3, first, second capacitor C 1, C2.Interlock switch control circuit 8 great advantage are, use a low-voltage to start the double switch device, make Power SW end produce the 3-5 closed action of second, satisfy the entry condition of computer part, computer function is normally started when opening the television PC power supply.Operation principle: the television PC start, power panel provides voltage for a pin, the J1 adhesive, J1-K2 often opens adhesive, and PC POWER conducting is for the PC circuit provides entry condition, the C-F conducting is the J2 power supply, and J2-K1, J2-K2, the normal switching of J2-K3 are closed, J2-K1 is the J2 energising, keeps the J2 adhesive, and J2-K2 is the C1 charging, the J2-K3 adhesive, the C2 discharge off, J1 disconnects, and PC starts; After television PC was received off signal, the b pin was no-voltage, and J2 disconnects, and J2-K2 resets, C1 provides voltage for J1, the J1 energising, and the J1-K2 adhesive, the normal switching of PC Power SW closed 3-5 second, PC Power SW obtains signal, utilizes the teleputer back-up source, and PC enters shutdown programm, shutdown.

The circuit diagram of the utility model television circuit as shown in Figure 2.Television circuit is made of power circuit 1, power-supplying circuit, signaling conversion circuit 2, signal processing circuit 3, signal output apparatus 4, LCDs 5, and is identical with the available liquid crystal TV, is prior art.Signaling conversion circuit 2 is made up of simulation VGA/ numeral VGA circuit and conversion of signals adc circuit, DVI receiver, common simulation also television signal processing circuit, analog signal figure conversion of signals ADC, interlaced/progressive conversion module, the decoding of beautiful sound.Signal processing circuit 3 is made up of LCD image-signal processor, DVI receiver.Signal output apparatus 4 is made up of LVDS chip, power control circuit, sequential control circuit, gate driver circuit, data drive circuit and backlight circuit (CCFL).LCDs 5 is made up of TPT-LCD panel (1366*768).Television circuit also comprises Digiplex.

The circuit diagram of the utility model power unit as shown in Figure 3.Power circuit 1 is made up of filter circuit C3, rectification circuit D, many tapped transformers, oscillating circuit and short-circuit protection circuit IC3.Power backup circuit 9 is made of charging circuit IC4, battery V.Power circuit 1 is existing TV power supply circuit.Power backup circuit 9 is the television circuit power supply through power-supplying circuit, is the computer circuits power supply.Provide+5V output a, b, for a in the interlock switch control circuit 8, b hold power supply.Battery powered power supply when power backup circuit 9 constitutes band delay protection and no external power supply with power circuit 1.

The circuit diagram of the utility model computer circuits as shown in Figure 4.Computer circuits is made of central processing unit 6, north bridge chips circuit and South Bridge chip circuit 7 and peripheral auxiliary circuits thereof, and identical with in the existing computer is prior art.The LVDS/VGA end of north bridge chips IC circuit 1 is connected with the J5 end of anolog TV signals/digital VGA conversion of signals adc circuit.Stiff end sp1, the normally-closed contact sp2 of first relay, the second contact switch J1-K2 in the Power SW of South Bridge chip IC circuit 1 end and the interlock switch control circuit 8 are connected.

The utility model major parameter:

Screen size: 31.5-57 cun liquid crystal display screens

Resolution: 1366 * 768 to 3840 * 2160

Shooting resolution: 5,000,000 pixels

Video recording duration: more than 24 hours

Operating time during no external power supply: 4-5 hours

Adopt the wireless external input-output equipment of 2.4G

Whole world mobile wireless network linkage function

The local area network (LAN) access function

Television system: PAL, SECAM, NTSC

Contrast: 1200: 1

Visual angle: 178 ° of horizontal directions, 178 ° of vertical direction.

Reaction time: 8 milliseconds

Power consumption: 180 watts

Tuner: PAL, SECAM

Picture is regulated: contrast, brightness, tone, colourity, definition.

Support function: TV/AV/VGA/S-Video/Audio/Ypbpr/HDMI/usb

Audio frequency output: 10W * 2+3W * 2

Operating voltage: alternating current 100-240V 60/50Hz

Working temperature: 32 ~ 104 (0 ° of C ~ 44 ° C)

Menu language: English, German, French, Italian, Spanish, Chinese, Korean, Arabic, Russian

Life-span: 50,000 hours

The beneficial effects of the utility model are, have the peculiar function of remote tv videoconference, are used in electricity Sub-teaching, DTV, simulated television, online working, game on line, remote monitoring, home theater, The on-the-spot production of DVD function, online film and television, the network information have a panoramic view; TV is seen in the stock inquiry, Play games and can carry out simultaneously, unaffected; More than unit need not can be realized any external (comprising power supply) Repertoire; Its subsidiary teleputer remote controller except possessing the TV remote function, can also play MP3, MP4, do mobile USB flash disk, words input, mouse function etc.

The utlity model has high-resolution, independent, multi-functional, many picture, multimedia function, all in nothing In the line operation, be equipped with leading Digiplex equipment, be not subjected to the limitation of environment; Radiation proof, anti-interference, Security performance is good, environmental protection, noise are little, easy and simple to handle, can realize wireless printing function, conveniently moving, Energy saving; Have the power failure time-delay mechanism, in the situation that does not connect extraneous power supply, can work on 3-4 Hour, having 100 several functions such as Back In Time in one, software and hardware is all scalable. Adaptation government offices, Government's public affair, enterprise-like corporation, medical treatment, hotel, hotel, amusement hall, gymnasium, stock market, The application places such as gyp factory, army's military affairs, building.

Claims

1, a kind of television PC, it is characterized in that: comprise the television circuit that constitutes by power circuit (1), signaling conversion circuit (2), signal processing circuit (3), signal output apparatus (4), LCDs (5), by the computer circuits that central processing unit (6), north bridge chips circuit and South Bridge chip circuit (7) and peripheral auxiliary circuits thereof constitute, interlock switch control circuit (8) and power backup circuit (9); Wherein, interlock switch control circuit (8) is by first, the second two relay (J1, J2) and first, the second two electric capacity (C1, C2) constitute, first relay (J1) coil input end respectively with the normally-closed contact of second relay the 3rd contact switch (J2-K3), second electric capacity (C2) is connected with the normally-closed contact of second contact switch (J2-K2), first relay (J1) coil output is connected with the stiff end of first relay, first contact switch (J1-K1), second relay, second contact switch (J2-K2) stiff end is connected with first electric capacity (C1), the normally opened contact of second relay, second contact switch (J2-K2) respectively with the stiff end of second relay, first contact switch (J2-K1), the coil input end of second relay (J2) connects, Power SW end in the normally opened contact of first relay, second contact switch (J1-K2) and north bridge chips circuit and the South Bridge chip circuit (7) is connected, the normally opened contact (b) of second relay, first contact switch (J2-K1), the stiff end (a) of the 3rd contact switch (J2-K3) is connected with the corresponding triggering signal end of power circuit (1) respectively, the normally-closed contact of first relay, first contact switch (J1-K1), the normally opened contact of second relay the 3rd contact switch (J2-K3), first, second electric capacity (the C1, C2) other end ground connection; Power backup circuit (9) is made of rectification circuit, filter circuit, charging circuit, inverter circuit, battery; VGA in north bridge chips circuit and the South Bridge chip circuit (7) or LVDS end are connected with signaling conversion circuit (2) the VGA end of television circuit or the LVDS end of signal output apparatus (4).