CN1421763A - Computer I/O port unit for inserting monitor or TV set - Google Patents
Computer I/O port unit for inserting monitor or TV set Download PDFInfo
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- CN1421763A CN1421763A CN 01139817 CN01139817A CN1421763A CN 1421763 A CN1421763 A CN 1421763A CN 01139817 CN01139817 CN 01139817 CN 01139817 A CN01139817 A CN 01139817A CN 1421763 A CN1421763 A CN 1421763A
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- 239000002699 waste material Substances 0.000 description 2
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Abstract
The computer I/O port unit for inserting monitor or TV set includes one signal transmission circuit. The signal transmission circuit is connected to an image processor inside notebook computer casing and an I/O port on the casing surface, so that when the I/O port is connected to the connector of a monitor or TV set, the signal transmission circuit will generate different signal voltage state and the image processor can output correct image signal based on the state to transmit via the signal transmission circuit to the I/O port. Thus, the notebook computer can be connected to a monitor or a TV set via one single I/O port, and this makes notebook computer ever small and light.
Description
Technical field
The present invention relates to the output/input interface of electronic equipment, especially a kind of can be in order to the computer I/O port unit of grafting monitor or television, especially refer to only be provided with an I/O port at the surface of shell of a notebook computer, be provided with a signal circuit between the image processor in this housing and this I/O port, this image processor can be exported correct signal and transfer to the monitor or television that is connected according to the signal voltage variable condition of this signal circuit.
Background of invention
The notebook computer of commonly using, see also shown in Figure 1, two display interfaces of mostly built-in monitor and TV and I/O port, but general user uses monitor and TV seldom simultaneously, therefore, this display interface of notebook computer waste and I/O port, former the design's kindness is convenient user, but cause the waste of resource, so, stress the notion of the full use of resource with social everything now, run in the opposite direction in fact.
In addition, based on the viewpoint of the continuous seeking change and innovation of science and technology today, for the requirement of notebook computer, the trend that is tending towards exquisite, frivolous is arranged, therefore, a display interface and an I/O port are set more, exquisiteness, frivolous idea and are stressed in promptly some body spaces that occupy more, very do not meet in fact; But, if based on above notion, only design an I/O port, can not satisfy proprietary demand, therefore, will cause user's puzzlement, for bragging about the pursuit a tractor serves several purposes, convenient masses' high-tech industry is one sorry greatly in fact;
Again, for connecting monitor and TV, because of the user is different its demand is arranged respectively,, will lose the part selling market of this computer if only design an I/O port, therefore not only cause client's loss, also cause the distrust of user to product, real is the situation that the corporate boss was reluctant, and, manufacturer also is an a great problem for interface and the input port that should select to install a monitor or a TV.
Summary of the invention
For overcoming the above-mentioned defective of the notebook computer of commonly using, special propose of the present invention a kind of can be in order to the computer I/O port unit of grafting monitor or television.
This device comprises a signal circuit, an image processor, an I/O port; This signal circuit is connected between this image processor and the I/O port; When a notebook computer by this I/O port, when connecting a monitor or television, make the variable condition of this image processor according to the signal voltage of signal circuit, export correct signal and transfer to the monitor or television that is connected, therefore, one notebook computer only provides an I/O port, by connecting a breakout box, can connect a monitor or television.
The computer I/O port unit of above-mentioned a kind of monitor or television of can pegging graft, its concrete structure is;
One image processor, this image processor is located in the housing of a notebook computer, which is provided with several contacts, comprise a composite signal contact, a red video signal contact, a blue video signal contact, a video green signal contact in these contacts at least;
One I/O port, this I/O port is located on this surface of shell, which is provided with several end points, comprises a red video signal end points, a blue video signal end points, a video green signal end points in these end points at least;
One signal circuit, this signal circuit is located between this image processor and the I/O port, and join with this image processor and this I/O port respectively, which is provided with several wiring, at least comprise a composite signal line in these wiring, one red video signal line, one blue video signal line, one video green signal line, wherein should redness, green, one end of blue video signal line and this redness, green, the blue signal contact joins, hold and this redness in addition, green, the blue signal end points joins, and join with the resistance of a proper resistor value respectively, this resistance is held then ground connection in addition; And an end of this composite signal line and this composite signal contact join, and end then joins with arbitrary video signal cable in addition.
Another kind of can comprising in order to the computer I/O port unit of grafting monitor or television:
One image processor, this image processor is located in the housing of a notebook computer, which is provided with several contacts, comprise a composite signal contact, a red video signal contact, a blue video signal contact, a video green signal contact in these contacts at least;
One I/O port, this I/O port is located on this surface of shell, which is provided with several end points, comprise at least in these end points that a red video signal end points, a blue video signal end points, a video green signal end points, a sky connect an end points and a ground termination points;
One signal circuit, this signal circuit is located between this image processor and the I/O port, which is provided with several wiring, at least comprise a composite signal line in these wiring, one red video signal line, one blue video signal line, one video green signal line, wherein should redness, green, one end of blue video signal line and this redness, green, the blue signal contact joins, hold and this redness in addition, green, the blue signal end points joins, this redness, green, blue video signal line and composite signal line join with the resistance of a proper resistor value respectively, and this resistance is held then ground connection in addition;
One analog switch, this analog switch is located on this composite signal line, and first pin of this switch and the composite signal contact on this image processor join, and its second pin is connected to this sky and connects end points, its the 3rd pin is connected to the ground termination points of this I/O port, and joins and draw high resistance on one.
Adopt the computer I/O port unit of the monitor or television of can pegging graft of the present invention, can make notebook computer that an I/O port only is provided, can connect a monitor or a TV, more can make the design of notebook computer be able to more miniaturization, weight is more slim and graceful.
Description of drawings
Fig. 1 is the peg graft stereographic map of a TV and monitor of the notebook computer commonly used;
Fig. 2 is a synoptic diagram of the present invention;
Fig. 3 is the peg graft embodiment of monitor of the present invention;
Fig. 4 is the peg graft embodiment of TV of the present invention;
Fig. 5 is peg graft another embodiment of monitor of the present invention;
Fig. 6 is peg graft another embodiment of TV of the present invention;
Fig. 7 is for pegging graft adapter stereographic map of the present invention;
Fig. 8 is the adapter stereographic map with patchcord.
Embodiment
The present invention be a kind of can be in order to the computer I/O port unit of grafting monitor or television, see also Fig. 2, Fig. 3, shown in Figure 4, it is provided with a signal circuit 3, this signal circuit 3 respectively with the housing of a notebook computer 1 in image processor 2, and the I/O port 4 on this surface of shell joins; When this I/O port 4 is connected with the connector 60,70 of a monitor 6 or a TV 7, this signal circuit 3 will produce different signal voltage states, make this image processor 2 according to the correct video picture signal of these state outputs, and be sent to 4 outputs of this I/O port by this signal circuit 3, so, this notebook computer 1 can connect a monitor 6 or a TV 7 only by an I/O port 4.
In the present invention, see also shown in Figure 3ly, this image processor 2 is provided with several contacts, includes a composite signal contact TV1, a red video signal contact R1, a video green signal contact G1, a blue video signal contact B1 in these contacts at least; This I/O port 4 is provided with several end points, includes a red video signal end points R2, a video green signal end points G2, a blue video signal terminal B 2 in these end points at least; This signal circuit 3 is provided with several wiring, includes a composite signal line TV, a red video signal line R, a video green signal line G, a blue video signal line B at least; Because this I/O port 4 and image processor 2 are to be general known techniques, are not the emphasis of the present patent application patent, so do not repeat them here.
This signal circuit 3 can be by various design, and it is connected in a different manner with this I/O port 4, image processor 2 respectively, in order to reach purpose of the present invention, so, various mode, nothing more than passing through this signal circuit 3 in direct or indirect mode, make 4 mutual signals that transmit between this image processor 2 and I/O port, for making the auditor can further understand the present invention, the spy provides two kinds of embodiment explanations, wherein a kind of embodiment in indirect mode, as follows;
As shown in Figure 3, Figure 4, the end of this redness, green, blue video signal line R, G, B, join with redness, green, blue video signal contact R1, G1, the B1 of this image processor 2, in addition end then joins with redness, green, blue video signal end points R2, G2, the B2 of this I/O port 4, and should redness, green, blue video signal line R, G, B divide and the resistance X of the proper resistor value of joining, this resistance X holds then ground connection in addition; And the end of this composite signal line TV and the composite signal contact TV1 on this image processor 2 join, and end then joins with arbitrary signal wire (in the present embodiment, this composite signal line TV is connected with red video signal line R) in addition;
As shown in Figure 3, this computer 1 I/O port 4 can be pegged graft for the connector 60 of a monitor 6, wherein in the set connector 60 of this monitor 6, at least be provided with the redness, green, blue video signal conducting terminal R3, G3, the B3 that are connected with this redness, green, blue video signal end points R2, G2, B2 respectively, respectively this terminal R3, G3, B3 join with the resistance Y of a proper resistor value respectively, this resistance Y holds then ground connection in addition, when the connector 60 of this monitor 6 is plugged in this I/O port 4, this image processor 2 will carry out according to the following step:
At first, this constant resistance Y and this constant resistance X, with and be unified into less resistance value;
Then, because this image processor 2 continues the fixing electric currents of output, the signal voltage that makes this image processor 2 detect this redness, green, blue video signal line R, G, B all change (voltage decreases);
Again, the all vicissitudinous state of signal voltage according to this redness, green, blue video signal line R, G, B, the signal output function of this composite signal contact TV1 was lost efficacy, and make this composite signal line TV present high impedance mode, make this redness, green, blue video signal contact R1, G1, B1, by red video signal line R, video green signal line G, blue video signal line B,, output signal to the monitor 6 that is connected through this I/O port 4;
In addition, as shown in Figure 4, this I/O port 4 can be pegged graft for the connector 70 of a TV 7, wherein in the set connector 70 of this TV 7, at least be provided with a composite signal conducting terminal TV3 who is connected with this red video signal end points R2, the resistance Z of this a terminal TV3 and a proper resistor value joins, and this resistance Z holds then ground connection in addition; When the connector 70 of this TV 7 is plugged in this I/O port 4, this image processor 2 will carry out according to the following step:
At first, this constant resistance Z and this constant resistance X, and be unified into less resistance value;
Afterwards, because this image processor 2 continues the fixing electric current of output, this image processor 2 is detected only has the signal voltage of this red video signal line R to change;
Afterwards, the vicissitudinous state of signal voltage according to this red video signal line R, the signal output function of this redness, green, blue signal contact R1, G1, B1 was lost efficacy, and make this redness, green, blue signal signal wire R, G, B present high impedance mode, make the signal of this composite signal contact TV1, can export I/O port 4 to by red video signal line R, and export by the TV 7 that this I/O port 4 is connected.
Another kind of embodiment, as follows:
As Fig. 5, shown in Figure 6, this composite signal line TV is provided with an analog switch 30, first pin 301 of this switch 30 joins with the composite signal contact TV1 on this image processor 2, in addition, arbitrary sky that second pin 302 of this switch 30 is connected to this I/O port 4 meets end points C, and again, the tripod 303 of this switch 30 is connected to the pin point GND1 of I/O port 4 and joins draws high resistance W on one, and the join resistance V of a proper resistor value of this composite signal line TV, this resistance V holds then ground connection in addition;
As shown in Figure 5, this I/O port 4 can be pegged graft for the connector 60 of monitor 6, wherein be provided with several terminals in the set connector 60 of this monitor 6, wherein comprise a ground terminal GND2 at least, and the redness that is connected with redness, green, blue video signal end points R2, G2, the B2 of this I/O port 4 respectively, green, blue letter video conducting terminal R3, G3, B3, respectively this terminal R3, G3, B3 join with the resistance Y of a proper resistor value respectively; When this computer 1 is pegged graft a monitor 6, this image processor will carry out according to the following step:
At first, the resistance Y of the redness of this monitor 6, green, blue signal conducting terminal R3, G3, B3, raise the resistance X of signal wire R, G, B with redness, green, the blueness of this transmission circuit 3, and be unified into small resistance value, and this ground termination points GND2 and this ground termination points GND1 join;
Afterwards, because this image processor 2 continues the fixing electric current of output, the signal voltage that makes this image processor 2 detect this redness, green, blue video signal line R, G, B all change (voltage decreases), and this analog switch is the decapacitation state of electronegative potential, promptly this first pin communicates with the 3rd pin, and this composite signal line TV is an open-circuit condition;
Afterwards, according to all the change state of (voltage decreases) of the signal voltage of this redness, green, blue video signal line R, G, B, reach the state that this first pin communicates with the 3rd pin, this composite signal contact TV1 output function was lost efficacy, and make this composite signal line TV present high impedance mode, make this redness, green, blue video signal contact R1, G1, B1, by red video signal line R, video green signal line G, blue video signal line B, output signal to the monitor 6 that is connected through this I/O port 4;
As shown in Figure 6, this I/O port 4 can be pegged graft for the connector 70 of this TV 7, wherein in the set connector 70 of this TV 7, at least be provided with a composite signal conducting terminal TV3 who is connected with the end points C of this I/O port 4, when the connector 70 of this TV 7 is plugged in this I/O port 4, this image processor 2 will carry out according to the following step:
This resistance Z and this constant resistance V also are unified into less resistance value;
Afterwards, because this image processor 2 continues the fixing electric current of output, make all no changes of signal voltage that this image processor 2 detects this redness, green, blue signal wire R, G, B frequently, and this analog switch 30 is the enabled status of a noble potential, promptly this first pin communicates with second pin, makes this composite signal line TV be a closed circuit state;
Afterwards, all no change and this switch 30 present the state of activation according to the signal voltage of this redness, green, blue signal wire R, G, B frequently, promptly these first pin, two pins communicate, make the signal output function of this redness, green, blue video signal contact R1, G1, B1 lose efficacy, and make this redness, green, blue video signal line R, G, B present high impedance mode, make the signal of this composite signal contact TV1, can export I/O port 4 to by this composite signal line, with TV 7 output signals that connected by this I/O port 4;
Owing on housing, only be provided with an I/O port 4, if custom according to general user, and I/O port 4 is designed to the I/O port that can peg graft monitor 6, or the I/O port that can peg graft TV 7, all can cause one in the use to lack shakes, so, for the connector that can make TV 7 or monitor 6 all can be plugged on this I/O port 4, in the present invention, as shown in Figure 7, be provided with an adapter 8 between the connector of this I/O port 4 and TV 7 or monitor 6, one end of this adapter 8 is designed to the connector 80 that can join with this I/O port 4, in addition end then is designed to one and can joins with the connector 70 of this TV 7, or with another connector 81 that the connector 60 of this monitor 6 joins, make a computer 1 that an I/O port 4 only is set and can connect monitor 6 or televisor 7; As shown in Figure 8, among this embodiment, 80,81 of the connectors of this adapter 8 can be provided with a patchcord 9.
The above only is a specific embodiment of the best of the present invention, and right structural attitude of the present invention is not limited thereto, and anyly is familiar with this skill person in field of the present invention, can think easily and variation or modification, all can be encompassed in the claim of following this case.
Claims (10)
1. one kind can is characterized in that in order to the computer I/O port unit of grafting monitor or television: this device comprises:
One image processor, this image processor is located in the housing of a notebook computer, which is provided with several contacts, comprise a composite signal contact, a red video signal contact, a blue video signal contact, a video green signal contact in these contacts at least;
One I/O port, this I/O port is located on this surface of shell, which is provided with several end points, comprises a red video signal end points, a blue video signal end points, a video green signal end points in these end points at least;
One signal circuit, this signal circuit is located between this image processor and the I/O port, and join with this image processor and this I/O port respectively, which is provided with several wiring, at least comprise a composite signal line in these wiring, one red video signal line, one blue video signal line, one video green signal line, wherein should redness, green, one end of blue video signal line and this redness, green, the blue signal contact joins, hold and this redness in addition, green, the blue signal end points joins, and join with the resistance of a proper resistor value respectively, this resistance is held then ground connection in addition; And an end of this composite signal line and this composite signal contact join, and end then joins with arbitrary video signal cable in addition.
2. as claimed in claim 1 can be in order to the computer I/O port unit of grafting monitor or television, it is characterized in that: wherein this I/O port can be pegged graft for the connector of a monitor, this connector is provided with at least three redness, green, the blue signal conducting terminals that are connected with redness, green, the blue signal end points of this I/O port respectively, and respectively this terminal joins with the resistance of a proper resistor value respectively.
3. as claimed in claim 1 can be in order to the computer I/O port unit of grafting monitor or television, it is characterized in that: this I/O port can be pegged graft for the connector of a TV, wherein be provided with a composite signal conducting terminal in the set connector of this TV, the end points of the video signal cable that this terminal just can be connected with this composite signal line joins.
4. as claimed in claim 3 can be in order to the computer I/O port unit of grafting monitor or television, it is characterized in that: be provided with an adapter between the connector of this I/O port and this TV, one end of this adapter is connected with this I/O port, and end then is connected with the connector of this TV in addition.
5. as claimed in claim 4 can it is characterized in that: wherein can be provided with a patchcord between the two ends of this adapter in order to the computer I/O port unit of grafting monitor or television.
6. one kind can is characterized in that: comprising in order to the computer I/O port unit of grafting monitor or television:
One image processor, this image processor is located in the housing of a notebook computer, which is provided with several contacts, comprise a composite signal contact, a red video signal contact, a blue video signal contact, a video green signal contact in these contacts at least;
One I/O port, this I/O port is located on this surface of shell, which is provided with several end points, comprise at least in these end points that a red video signal end points, a blue video signal end points, a video green signal end points, a sky connect an end points and a ground termination points;
One signal circuit, this signal circuit is located between this image processor and the I/O port, which is provided with several wiring, at least comprise a composite signal line in these wiring, one red video signal line, one blue video signal line, one video green signal line, wherein should redness, green, one end of blue video signal line and this redness, green, the blue signal contact joins, hold and this redness in addition, green, the blue signal end points joins, this redness, green, blue video signal line and composite signal line join with the resistance of a proper resistor value respectively, and this resistance is held then ground connection in addition;
One analog switch, this analog switch is located on this composite signal line, and first pin of this switch and the composite signal contact on this image processor join, and its second pin is connected to this sky and connects end points, its the 3rd pin is connected to the ground termination points of this I/O port, and joins and draw high resistance on one.
7. as claimed in claim 6 can be in order to the computer I/O port unit of grafting monitor or television, it is characterized in that: this I/O port can be pegged graft for the connector of a monitor, wherein be provided with a ground terminal and the redness that is connected with this redness, green, blue video signal end points respectively, green, basket chrominance signal conducting terminal in the set connector of this monitor at least, respectively this terminal joins with the resistance of a proper resistor value respectively.
8. can be as pact as described in the claim 6 in order to the computer I/O port unit of grafting monitor or television, it is characterized in that: this I/O port can be pegged graft for the connector of a TV, in the set connector of this TV, be provided with one and connect the conducting terminal that end points is connected with the sky of this I/O port.
9. as claimed in claim 8 can be in order to the computer I/O port unit of grafting monitor or television, it is characterized in that: be provided with an adapter between the connector of this I/O port and this TV, one end of this adapter is connected with this I/O port, and end then is connected with the connector of this TV in addition.
10. as claimed in claim 9 can it is characterized in that: wherein can be provided with a patchcord between the two ends of this adapter in order to the computer I/O port unit of grafting monitor or television.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011398175A CN1187670C (en) | 2001-11-29 | 2001-11-29 | Computer I/O port unit for inserting monitor or TV set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011398175A CN1187670C (en) | 2001-11-29 | 2001-11-29 | Computer I/O port unit for inserting monitor or TV set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1421763A true CN1421763A (en) | 2003-06-04 |
| CN1187670C CN1187670C (en) | 2005-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011398175A Expired - Fee Related CN1187670C (en) | 2001-11-29 | 2001-11-29 | Computer I/O port unit for inserting monitor or TV set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1187670C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1315036C (en) * | 2004-06-01 | 2007-05-09 | 联想(北京)有限公司 | Portable equipment video switching equipment and switching method thereof |
-
2001
- 2001-11-29 CN CNB011398175A patent/CN1187670C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1315036C (en) * | 2004-06-01 | 2007-05-09 | 联想(北京)有限公司 | Portable equipment video switching equipment and switching method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1187670C (en) | 2005-02-02 |
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Inventor after: Cai Haiyu Inventor before: Lin Canyun |
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| TR01 | Transfer of patent right |
Effective date of registration: 20170919 Address after: Li village, Jiangbei District, Longtan District, Jilin, Jilin Patentee after: Cai Haiyu Address before: Taipei City, Taiwan, China Patentee before: Inventec Corporation |
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Address after: The 542400 the Guangxi Zhuang Autonomous Region East Guilin Pingle County Street Patentee after: Cai Haiyu Address before: 132000 Li Jia village, Jiangbei Township, Longtan District, Jilin, Jilin Patentee before: Cai Haiyu |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050202 Termination date: 20171129 |
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| CF01 | Termination of patent right due to non-payment of annual fee |