CN100380279C - Electricity- saving device for wireless input equipment - Google Patents
Electricity- saving device for wireless input equipment Download PDFInfo
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- CN100380279C CN100380279C CNB021504342A CN02150434A CN100380279C CN 100380279 C CN100380279 C CN 100380279C CN B021504342 A CNB021504342 A CN B021504342A CN 02150434 A CN02150434 A CN 02150434A CN 100380279 C CN100380279 C CN 100380279C
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- wireless
- input device
- wireless input
- detecting device
- microprocessor
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Abstract
The present invention provides a power-saving device for a wireless input device, which mainly comprises a power supply, the wireless input device comprising an operation circuit and a wireless RF circuit, a detector excited to send out signals by an object entering the detection range of the detector, and a microprocessor (MPU) connected to the detector to receive the signals sent by the detector, wherein the MPU can selectively control the operation circuit and the wireless RF circuit to enter a power-saving mode or a work mode. When the object enters the detection range of the detector, the MPU can control the wireless RF circuit and the operation circuit to enter the work mode; when the operation circuit does not send any signals for a preset period, the MPU can control the wireless RF circuit and the operation circuit to enter the power-saving mode.
Description
Technical field
The present invention relates to a kind of electricity saver of wireless input device.
Background technology
Known wireless input device, using battery as wireless mouse, Wireless Keyboard is its power supply, because no operation of input equipment circuit and a large amount of electric currents of wireless radio frequency circuit consumption, so need often to change battery or charge this wireless input device is normally moved.
Summary of the invention
Because the high power consumption shortcoming of above wireless input device, fundamental purpose of the present invention is to provide a kind of electricity saver of wireless input device, it is characterized in that: this function circuit optionally controlled by its microprocessor and this wireless radio frequency circuit enters a battery saving mode or a mode of operation; When object entered the sensing range of detecting device, this wireless radio frequency circuit controlled by this microprocessor and this function circuit enters this mode of operation; When function circuit continue to surpass a preset period of time and do not send any signal, this microprocessor may command wireless radio frequency circuit and function circuit entered battery saving mode.
Secondary objective of the present invention is to provide a kind of electricity saver of wireless input device, and the preset period of time of its microprocessor can be set according to the difference of implementing object or actual behaviour in service.
Another object of the present invention is to provide a kind of electricity saver of wireless input device, its practical range is wide, may be implemented in touch pad, the wireless light pen of wireless mouse, Wireless Keyboard, Wireless Keyboard.
Description of drawings
Fig. 1 is the synoptic diagram of preferred embodiment of the present invention.
Fig. 2 A is the calcspar of preferred circuit embodiment of the present invention.
Fig. 2 B is the calcspar of another preferred circuit of the present invention embodiment.
Fig. 3 is an operational flowchart of the present invention.
Fig. 4 A, Fig. 4 B are that of the present invention other are implemented illustration.
The figure number explanation:
10: wireless input device
11: detecting device
12: microprocessor
13: function circuit
14: wireless radio frequency circuit
15: power supply
16: the period gauge tap
17: touch pad
20: object
Embodiment
Other purposes of the present invention and detailed structure, to make it more clear and definite by following detailed description, certainly, the present invention is on some part, or allow different in the configuration of part, but selected embodiment, then in this instructions, described in detail, and in accompanying drawing, show its structure, it is clear that technology contents of the present invention is further disclosed, and be the structure of the selected embodiment of the present invention shown in the figure, this only for the usefulness of explanation, is not subjected to the restriction of this kind structure on claim.
See also Fig. 1 and Fig. 2 A, the electricity saver of a kind of wireless input device of the present invention, it comprises the main body of a wireless input device 10, this wireless input device 10 can be a wireless mouse as shown in the figure, this wireless input device 10 comprises a detecting device 11, one microprocessor 12, one function circuit 13, one wireless radio frequency circuit 14, one power supply 15, each member has power connection and signal transmission relation, shown in Fig. 2 A, detecting device 11 can send a signal to microprocessor 12, but function circuit 13 detecting wireless input equipments 10 are pressed or movable signal, and sending signal to microprocessor 12, microprocessor sends wireless radio frequency circuit 14 to after with signal encoding again;
When object during near detecting device 11, detecting device 11 is sent a signal specific and is given microprocessor 12, and this moment, microprocessor 12 these function circuits 13 of control and this wireless radio frequency circuit 14 entered mode of operation; And continue for some time when not sending signal when function circuit 13, that is to say that wireless input device 10 continues for some time not to be pressed or to move that this moment, microprocessor 12 these function circuits 13 of control and this wireless radio frequency circuit 14 entered battery saving mode.
This detecting device 11 can be electrostatic induction formula detecting device or infrared detector, its position that is arranged at wireless input device 10 need be decided on the external form of this wireless input device 10, when being wireless mouse as this wireless input device 10, this detecting device 11 is arranged at this on palm butt place (as shown in Figure 1);
This microprocessor 12 has a preset period of time, the setting means of this preset period of time can be controlled by the period gauge tap 16 of a peripheral hardware, shown in Fig. 2 B, period gauge tap 16 is arranged at the appropriate location of wireless input device 10, not hinder staff to be operating as principle, and should period gauge tap 16 be connected with microprocessor 12, can motor-driven setting preset period of time by adjusting this period gauge tap 16.
Please consult Fig. 3 again, be the operational flowchart of present embodiment:
101: normal mode of operation is kept or entered to wireless input device 10; Behind turn-on power, all circuit can be started working, and is example with wireless mouse shown in Figure 1, and its power supply is a battery, battery is installed is got final product turn-on power afterwards, and normal mode of operation is kept or entered to wireless input device 10;
102: whether function circuit sends signal; When operate wireless input equipment 10 (that is wireless mouse is pressed or when mobile), function circuit 13 can be sent signal, and normal mode of operation (101) is kept or entered to wireless input device; Otherwise then no signal is sent, and carries out next operation (103);
103: whether surpass preset period of time; When signal interruption that function circuit 13 is sent (that is wireless mouse is not pressed or when mobile), the power supply of function circuit 13 and wireless radio frequency circuit 14 does not cut off immediately, and continue to judge by microprocessor 12 whether the signal interruption time surpasses the preset period of time that microprocessor 12 is set, if do not surpass preset period of time, then wireless input device 10 is kept normal mode of operation (101); Judge the signal interruption time when microprocessor 12 and surpass preset period of time, then wireless input device 10 carries out next operation (104);
104: wireless input device enters battery saving mode; (that is wireless mouse is not pressed or the mobile time) surpasses preset period of time if microprocessor 12 is judged the signal interruption time, and then the power supply of microprocessor 12 interrupt operation circuit 13 and wireless radio frequency circuit 14 makes wireless input device 10 enter battery saving mode;
105: when function circuit 13 and wireless radio frequency circuit 14 enter battery saving mode, whether microprocessor 12 continues detecting detecting device 11 has signal to import (that is whether staff touches the detecting device of wireless mouse) into, if then wireless input device 10 enters normal mode of operation (101); If do not have, then continue to keep battery saving mode (104).
In brief, whether the present invention enters battery saving mode by function circuit control, when normal mode of operation, and detecting device 11, microprocessor 12, function circuit 13, radio frequency circuit 14 equal current sinkings; As the present invention during in battery saving mode, function circuit 13 and radio frequency circuit 14 turn-off, only detecting device 11 and microprocessor 12 current sinkings; Because the power consumption of function circuit 13 accounts for 80 percent total power consumption, can save most power consumptions during therefore with the dump of function circuit 13; In addition, also can design when normal mode of operation,, have only processor 12, function circuit 13, radio frequency circuit 141 current sinkings, so also can save the part power consumption the dump of detecting device 11.
See also Fig. 4 A, this wireless input device 10 can be a Wireless Keyboard, this detecting device 11 is arranged at this Wireless Keyboard housing palm butt place, when object 20 enters the sensing range of detecting device 11, can send signal and be sent to the microprocessor (not shown) that is arranged at this wireless input device 10 by detecting device 11.
See also Fig. 4 B, this wireless input device 10 can be the touch pad 17 of a Wireless Keyboard, this detecting device 11 is arranged at this Wireless Keyboard housing palm butt place, when object 20 enters the sensing range of detecting device 11, can send signal and be sent to the microprocessor (not shown) that is arranged at this wireless input device 10 by detecting device 11.
In addition, wireless input device of the present invention can be wireless light pen, and detecting device then is arranged at light pen housing finger grip place, and only aforementioned various wireless input devices are the variation in the design, belong to design category of the present invention, do not repeat them here.
In sum, the electricity saver of a kind of wireless input device of the present invention, when function circuit continue to surpass a preset period of time and does not send any signal, the side controls this wireless radio frequency circuit by microprocessor and this function circuit enters this battery saving mode, and its industry applications of consumption and the progressive that can effectively save electric current show and should possess; Only above disclosed explanation and accompanying drawing, it only is preferred embodiment of the present invention, when can not be in order to limit actual practical range of the present invention, the various conversion of being done on all structural attitudes of being put down in writing according to above explanation and following claim scope and the function, the change of all numerical value or the displacement of equivalence element must be subordinate to category of the present invention.
Claims (9)
1. the electricity saver of a wireless input device, it mainly comprises:
One power supply;
One wireless input device comprises a function circuit and a wireless radio frequency circuit;
One detecting device when object enters the sensing range of detecting device, can excite this detecting device to send signal; And
One microprocessor is connected with aforesaid detector, can receive the signal that this detecting device is sent; This function circuit optionally controlled by this microprocessor and this wireless radio frequency circuit enters a battery saving mode or a mode of operation;
When object entered the sensing range of detecting device, this wireless radio frequency circuit controlled by this microprocessor and this function circuit enters this mode of operation;
When this function circuit continue to surpass a preset period of time and do not send any signal, this wireless radio frequency circuit controlled by this microprocessor and this function circuit enters this battery saving mode; With
Wherein, this wireless input device comprises that also a switch is arranged on the housing, and the preset period of time that this microprocessor sets can be adjusted by this switch.
2. the electricity saver of wireless input device as claimed in claim 1, wherein, this detecting device is an electrostatic induction formula detecting device.
3. the electricity saver of wireless input device as claimed in claim 1, wherein, this detecting device is an infrared detector.
4. the electricity saver of wireless input device as claimed in claim 1, wherein, this wireless input device is a wireless mouse, this detecting device is arranged at this on palm butt place.
5. the electricity saver of wireless input device as claimed in claim 1, wherein, this wireless input device is a Wireless Keyboard, this detecting device is arranged at this Wireless Keyboard housing palm butt place.
6. the electricity saver of wireless input device as claimed in claim 1, wherein, this wireless input device is the touch pad of Wireless Keyboard, this detecting device is arranged at this Wireless Keyboard housing palm butt place.
7. the electricity saver of wireless input device as claimed in claim 1, wherein, this wireless input device is a light pen, this detecting device is arranged at this light pen housing finger grip place.
8. the electricity saver of wireless input device as claimed in claim 1, wherein when this battery saving mode, this microprocessor turn-offs the power supply of this wireless radio frequency circuit and this function circuit.
9. the electricity saver of wireless input device as claimed in claim 1, when this wireless input device was in mode of operation, this microprocessor turn-offed the power supply of detecting device; When this wireless input device was in battery saving mode, this microprocessor was connected the power supply of detecting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021504342A CN100380279C (en) | 2002-11-12 | 2002-11-12 | Electricity- saving device for wireless input equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021504342A CN100380279C (en) | 2002-11-12 | 2002-11-12 | Electricity- saving device for wireless input equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1501211A CN1501211A (en) | 2004-06-02 |
| CN100380279C true CN100380279C (en) | 2008-04-09 |
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ID=34233972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021504342A Expired - Fee Related CN100380279C (en) | 2002-11-12 | 2002-11-12 | Electricity- saving device for wireless input equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100380279C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100372021C (en) * | 2005-01-24 | 2008-02-27 | 倚天资讯股份有限公司 | Audio signal transferring apparatus and method |
| EP2166433B1 (en) * | 2007-07-09 | 2017-03-15 | Sony Corporation | Electronic apparatus and method for controlling the same |
| CN101281664B (en) * | 2008-05-07 | 2010-10-06 | 北京航空航天大学 | Low-power consumption handhold RFID patrol apparatus as well as method for implementing low-power consumption |
| CN102509127B (en) * | 2011-09-26 | 2014-08-27 | 中国科学院上海高等研究院 | Passive radio frequency identification safety certification system and method |
| CN103845893B (en) * | 2012-12-03 | 2018-08-10 | 联想(北京)有限公司 | A kind of power control method and electronic equipment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6061800A (en) * | 1997-08-18 | 2000-05-09 | Chiu; Hung-Che | Computer wireless receiver powered by RS232 signals of a serial port |
| CN2449278Y (en) * | 2000-06-09 | 2001-09-19 | 英群企业股份有限公司 | Electricity-saving controller |
-
2002
- 2002-11-12 CN CNB021504342A patent/CN100380279C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6061800A (en) * | 1997-08-18 | 2000-05-09 | Chiu; Hung-Che | Computer wireless receiver powered by RS232 signals of a serial port |
| CN2449278Y (en) * | 2000-06-09 | 2001-09-19 | 英群企业股份有限公司 | Electricity-saving controller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1501211A (en) | 2004-06-02 |
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Granted publication date: 20080409 Termination date: 20121112 |