CN100336279C - Line concentration system for uniform power supply - Google Patents
Line concentration system for uniform power supply Download PDFInfo
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- CN100336279C CN100336279C CNB031784933A CN03178493A CN100336279C CN 100336279 C CN100336279 C CN 100336279C CN B031784933 A CNB031784933 A CN B031784933A CN 03178493 A CN03178493 A CN 03178493A CN 100336279 C CN100336279 C CN 100336279C
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- Prior art keywords
- power supply
- width modulation
- pulse width
- address
- control signal
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Abstract
The present invention relates to a line concentration system with a uniform power source. A device priority form is set in advance so as to determine the supply waveform of the power source of individual device and provide the power source for a plurality of devices. The present invention comprises a power source supplier and a plurality of devices, wherein each device at least comprises an address receiving unit, a power source controller, a first changeover switch and a second changeover switch, wherein the address receiving unit outputs an address control signal by referring to the device priority form according to an input one address / time pulse signal; the power source controller outputs a pulse width modulation control signal by synchronously inputting the address / time pulse signal and the address control signal; the first changeover switch is coupled with the pulse width modulation port and the power source controller, and outputs the supply waveform of the power source according to the pulse width modulation control signal; the second changeover switch is coupled with the pulse width modulation port and the power source controller, and selectively turns on or off the next pulse width modulation port according to the pulse width modulation control signal.
Description
Technical field
The present invention relates to a kind of power system, be meant a kind of line concentration system of unifying the power supply dispensing especially.
Background technology
The power system of electric equipment products all has the different electrical specifications of using at present, for example digital camera, mobile phone, notebook computer, or the like ... the power supply agreement that each equipment uses is all different, therefore if will use these product facilities simultaneously, just must provide independently power supply supply at each product facility, can reach the purpose of using simultaneously, also therefore must provide a plurality of power connections, and, make the unicity of supply line limit the convenience of portable product equipment according to the different power line of different product facility collocation.
Above-mentioned present situation is that each equipment can't be connected in series and unify the power supply supply of power supply dispensing each other by the single power supply supply system, therefore, if the power supply that uses with a series of products externally can provide a power supply interface, and set up a unified electrical specification of using, all products can be set up a power chain by the entrance and exit of power supply, to reach the energy unified distribution of each electrical appliance, and have relevant priority and use power supply, so just can reach energy unified distribution to all electrical appliances.
Summary of the invention
The purpose of this invention is to provide a kind of line concentration system of unifying the power supply dispensing, can reach, and have relevant priority and use power supply the unified distribution of the energy of all electrical appliances.
To achieve these goals, the invention provides a kind of line concentration system of unifying the power supply dispensing, set in advance a device priority table, to determine the power supply supply waveform of each equipment, in order to the power supply supply of a plurality of equipment to be provided, this line concentration system comprises: a power supply unit provides a pulse width modulation port, an address port, a clock pulse port and a grounding ports; A plurality of equipment, be connected in series each other according to this pulse width modulation port, this address port, this clock pulse port and this grounding ports, each equipment comprises at least: an address receiving element, one address/clock pulse signal according to input, with reference to this device priority table, and export an address control signal; One power-supply controller of electric is imported this address/clock pulse signal and this address control signal synchronously, to export a pulse width modulation control signal; One first diverter switch couples this pulse width modulation port and this power-supply controller of electric, exports this power supply supply waveform according to this pulse width modulation control signal; And one second diverter switch, couple this pulse width modulation port and this power-supply controller of electric, according to this pulse width modulation control signal selectively unlocking or close next this pulse width modulation port.
The line concentration system of aforesaid unified power supply dispensing, wherein, this pulse width modulation control signal of each this equipment is to export according to the next clock pulse of this address control signal by this first diverter switch.
The line concentration system of aforesaid unified power supply dispensing, wherein, this first diverter switch is a P-type mos field-effect transistor.
The line concentration system of aforesaid unified power supply dispensing, wherein, this second diverter switch is a N type metal oxide semiconductor field-effect transistor.
The present invention also provides a kind of agreement to unify the line concentrator of power supply dispensing, be arranged in the electronic equipment, this line concentrator is according to a device priority table, the one power supply supply waveform of this electronic equipment of decision output, this line concentrator comprises: an address receiving element, according to the one address/clock pulse signal of input,, and export an address control signal with reference to this device priority table; One power-supply controller of electric is imported this address/clock pulse signal and this address control signal synchronously, to export a pulse width modulation control signal; One first diverter switch couples this pulse width modulation port and this power-supply controller of electric, exports this power supply supply waveform according to this pulse width modulation control signal; And one second diverter switch, couple this pulse width modulation port and this power-supply controller of electric, according to this pulse width modulation control signal selectively unlocking or close next this pulse width modulation port.
Aforesaid agreement is unified the line concentrator of power supply dispensing, and wherein, this pulse width modulation control signal is to export according to the next clock pulse of this address control signal by this first diverter switch.
Aforesaid agreement is unified the line concentrator of power supply dispensing, and wherein, this electronic equipment can be connected in series each other, by a power supply unit so that the power supply supply of different this electronic equipment to be provided respectively.
Aforesaid agreement is unified the line concentrator of power supply dispensing, and wherein, this electronic equipment comprises a pulse width modulation port, an address port, a clock pulse port and a grounding ports at least.
Aforesaid agreement is unified the line concentrator of power supply dispensing, and wherein, this first diverter switch is a P-type mos field-effect transistor.
Aforesaid agreement is unified the line concentrator of power supply dispensing, and wherein, this second diverter switch is a N type metal oxide semiconductor field-effect transistor.
The invention has the beneficial effects as follows, by having set in advance a device priority table, to determine the power supply supply waveform of equipment out of the ordinary, and each apparatus has common power supply agreement, externally can provide a power supply interface to be connected in series another apparatus, and set up a unified electrical specification of using, all products can be set up a power chain by the entrance and exit of power supply, reach the energy unified distribution of each electrical appliance.
The invention will be further described below in conjunction with the drawings and specific embodiments.
Description of drawings
Fig. 1 is a power chain framework calcspar of the present invention;
Fig. 2 is per unit circuit framework figure of the present invention; And
Fig. 3 is a clock pulse waveform schematic diagram of the present invention.
Wherein, description of reference numerals is as follows:
100 power supply units
110A the 1st device
110B the 2nd device
110C the 3rd device
200 address receiving elements
210 power-supply controller of electric
220 first diverter switches
230 second diverter switches
Embodiment
The present invention has disclosed a kind of line concentration system of unifying the power supply dispensing, be illustrated in figure 1 as power chain framework calcspar of the present invention, wherein power supply unit 100 is in order to supply the power supply of all product facilities, current-collecting device comprises the 1st device 110A, the 2nd device 110B, the 3rd device 110C or the like, different devices is respectively respectively with a pulse width modulation (PWM) signal, one address (ADD) signal, one clock pulse (CLK) signal and a ground connection (GND) signal are connected in series each other, produce the output of PWM wave mode by current power supply unit 100, came the definite device of accepting next PWM wave mode by address signal (ADD) at each PWM before cycle, after this device receives this address (ADD), to accept diverter switch opens, and behind one-period, this diverter switch is closed, and the diverter switch that will connect the road towards the PWM of next device opens, and designs a cover priority form in advance and decide on the whole power chain which device to export the PWM wave mode.
Please refer to shown in Figure 2ly, Fig. 2 is per unit circuit framework figure of the present invention, wherein, comprises a pulse width modulation (PWM) signal, an address (ADD) signal, a clock pulse (CLK) signal and a ground connection (GND) signal.Each equipment is according to the corresponding pulse width modulation port of above-mentioned pulse width modulation (PWM) signal, according to the corresponding address port of above-mentioned address (ADD) signal, according to the corresponding clock pulse port of above-mentioned clock pulse (CLK) signal and according to the corresponding grounding ports of above-mentioned ground connection (GND) signal, be connected in series each other respectively, and each equipment comprises at least: an address receiving element 200, one address/clock pulse signal according to input, with reference to the good device priority table of configured in advance, and export an address control signal; One power-supply controller of electric 210 is imported this address/clock pulse signal and this address control signal synchronously, to export a pulse width modulation control signal; One first diverter switch 220 couples this pulse width modulation port and this power-supply controller of electric 210, exports this power supply supply waveform according to this pulse width modulation control signal; And one second diverter switch 230, couple this pulse width modulation port and this power-supply controller of electric 210, according to this pulse width modulation control signal selectively unlocking or close next this pulse width modulation port.
Wherein, the first above-mentioned diverter switch 220 can be a N type metal oxide semiconductor field-effect transistor (N MOSFET) for a P-type mos field-effect transistor (P MOSFET), second diverter switch 320, yet other logic module or the equal circuit that can substitute diverter switch are all applicable, non-in order to limit practical range of the present invention.
Please refer to shown in Figure 3ly at the concrete example of implementing of the present invention, Fig. 3 is a clock pulse waveform schematic diagram of the present invention.Wherein, 31 represent the pulse width modulation signal, 32 represent address/clock pulse signal, 33 represent the 1st device power supply signal, 34 represent the 2nd device power supply signal, 35 represent the 3rd supply unit power supply signal, address/clock pulse signal 32 is at different device signals, shown in the figure 1 represents the 1st device, 2 represent the 2nd device, 3 represent the 3rd device, all detect with reference to the good device priority table of configured in advance, and according to the relative address control signal of pulse width modulation signal output, promptly, this pulse width modulation control signal of each this equipment is to export according to the next clock pulse of this address control signal by this first diverter switch 220.Therefore, different devices all can be shared a power supply unit 100, and can be connected in series each other, can reach the supply of being carried out power supply by the serial connection mouth of different device.
The line concentration system of unified power supply dispensing proposed by the invention, must set in advance a device priority table, to determine the power supply supply waveform of equipment out of the ordinary, and each apparatus must have common power supply agreement, externally can provide a power supply interface to be connected in series another apparatus, and set up a unified electrical specification of using, all products can be set up a power chain by the entrance and exit of power supply, to reach the energy unified distribution of each electrical appliance.
The above is preferred embodiment of the present invention only, is not to be used for limiting practical range of the present invention; All equalizations of being done according to specification of the present invention and accompanying drawing content change and modify, and all are included in the claim of the present invention.
Claims (10)
1. a line concentration system of unifying the power supply dispensing is characterized in that, sets in advance a device priority table, and to determine the power supply supply waveform of each equipment, in order to the power supply supply of a plurality of equipment to be provided, this line concentration system comprises:
One power supply unit provides a pulse width modulation port, an address port, a clock pulse port and a grounding ports;
A plurality of equipment are connected in series each other according to this pulse width modulation port, this address port, this clock pulse port and this grounding ports, and each equipment comprises at least:
One address receiving element according to the one address/clock pulse signal of input, with reference to this device priority table, and is exported an address control signal;
One power-supply controller of electric is imported this address/clock pulse signal and this address control signal synchronously, to export a pulse width modulation control signal;
One first diverter switch couples this pulse width modulation port and this power-supply controller of electric, exports this power supply supply waveform according to this pulse width modulation control signal; And
One second diverter switch couples this pulse width modulation port and this power-supply controller of electric, according to this pulse width modulation control signal selectively unlocking or close next this pulse width modulation port.
2. the line concentration system of unified power supply dispensing as claimed in claim 1 is characterized in that, this pulse width modulation control signal of each this equipment is to export according to the next clock pulse of this address control signal by this first diverter switch.
3. the line concentration system of unified power supply dispensing as claimed in claim 1 is characterized in that, this first diverter switch is a P-type mos field-effect transistor.
4. the line concentration system of unified power supply dispensing as claimed in claim 1 is characterized in that, this second diverter switch is a N type metal oxide semiconductor field-effect transistor.
5. an agreement is unified the line concentrator of power supply dispensing, is arranged in the electronic equipment, it is characterized in that, this line concentrator is according to a device priority table, the power supply supply waveform of this electronic equipment of decision output, and this line concentrator comprises:
One address receiving element according to the one address/clock pulse signal of input, with reference to this device priority table, and is exported an address control signal;
One power-supply controller of electric is imported this address/clock pulse signal and this address control signal synchronously, to export a pulse width modulation control signal;
One first diverter switch couples this pulse width modulation port and this power-supply controller of electric, exports this power supply supply waveform according to this pulse width modulation control signal; And
One second diverter switch couples this pulse width modulation port and this power-supply controller of electric, according to this pulse width modulation control signal selectively unlocking or close next this pulse width modulation port.
6. agreement as claimed in claim 5 is unified the line concentrator of power supply dispensing, it is characterized in that this pulse width modulation control signal is to export according to the next clock pulse of this address control signal by this first diverter switch.
7. agreement as claimed in claim 5 is unified the line concentrator of power supply dispensing, it is characterized in that, this electronic equipment can be connected in series each other, by a power supply unit so that the power supply supply of different this electronic equipment to be provided respectively.
8. agreement as claimed in claim 5 is unified the line concentrator of power supply dispensing, it is characterized in that, this electronic equipment comprises a pulse width modulation port, an address port, a clock pulse port and a grounding ports at least.
9. agreement as claimed in claim 5 is unified the line concentrator of power supply dispensing, it is characterized in that, this first diverter switch is a P-type mos field-effect transistor.
10. agreement as claimed in claim 5 is unified the line concentrator of power supply dispensing, it is characterized in that, this second diverter switch is a N type metal oxide semiconductor field-effect transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031784933A CN100336279C (en) | 2003-07-18 | 2003-07-18 | Line concentration system for uniform power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031784933A CN100336279C (en) | 2003-07-18 | 2003-07-18 | Line concentration system for uniform power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1571239A CN1571239A (en) | 2005-01-26 |
| CN100336279C true CN100336279C (en) | 2007-09-05 |
Family
ID=34472780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031784933A Expired - Fee Related CN100336279C (en) | 2003-07-18 | 2003-07-18 | Line concentration system for uniform power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100336279C (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0715881A (en) * | 1993-06-29 | 1995-01-17 | Sekisui Chem Co Ltd | Wiring system in building |
| US5570002A (en) * | 1994-02-18 | 1996-10-29 | Ergo Mechanical Systems, Incorporated | Universal power-supply connection system for multiple electronic devices |
| US6054846A (en) * | 1994-02-18 | 2000-04-25 | Ergo Mechanical Systems, Incorporated | Universal power-supply connection system for multiple electronic devices, and devices for use therewith |
-
2003
- 2003-07-18 CN CNB031784933A patent/CN100336279C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0715881A (en) * | 1993-06-29 | 1995-01-17 | Sekisui Chem Co Ltd | Wiring system in building |
| US5570002A (en) * | 1994-02-18 | 1996-10-29 | Ergo Mechanical Systems, Incorporated | Universal power-supply connection system for multiple electronic devices |
| US6054846A (en) * | 1994-02-18 | 2000-04-25 | Ergo Mechanical Systems, Incorporated | Universal power-supply connection system for multiple electronic devices, and devices for use therewith |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1571239A (en) | 2005-01-26 |
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Granted publication date: 20070905 Termination date: 20100718 |