CN101753874A - Remote controller, TV set and remote controller battery power quantity display method - Google Patents
Remote controller, TV set and remote controller battery power quantity display method Download PDFInfo
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- CN101753874A CN101753874A CN200810217982A CN200810217982A CN101753874A CN 101753874 A CN101753874 A CN 101753874A CN 200810217982 A CN200810217982 A CN 200810217982A CN 200810217982 A CN200810217982 A CN 200810217982A CN 101753874 A CN101753874 A CN 101753874A
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Abstract
The invention is suitable for the technical field of a remote controller and provides a remote controller, a TV set and a remoter controller battery power quantity display method which includes the following steps: a. detecting the power quantity of the battery of the remote controller and generating a battery power quantity data code according to the detection result; and b. generating and sending out a remote control code which includes the battery power quantity data code. The technical scheme enables the user to directly know the power quantity of the battery of the remote controller and to replace the battery in time when the battery is in low power quantity, thus avoiding the using inconvenience and the damage to the remote controller due to that the battery of the remote controller is in low power quantity. Meanwhile, no display screen is necessary to be installed on the remote controller, so the cost of the remote controller is not increased.
Description
Technical field
The invention belongs to the remote controller technical field, relate in particular to a kind of remote controller, television set and remote controller battery electric weight display packing.
Background technology
Remote controller is operated television set to the user great convenience is provided, and the application in tv product is very general.Complicated along with the television set function, button on the existing TV remote controller is more and more, some also has black and white or colorful display screen, and owing to the frequency of operating TV by remote controller is also more and more higher, so the also easier consumption of the battery on the remote controller.
At above-mentioned situation, some patent proposes a kind of remote controller scheme that can show battery electric quantity, as the applying date be 2003.07.11, application number is CN03267448.1, name is called the patent documentation of " multi-purpose remote controller ", its disclosed scheme is: remote controller by LCD MODULE, press key processing module, power supply and electric weight testing circuit, single-chip microcomputer and form, by Single-chip Controlling electric weight testing circuit detection electric quantity of power supply, read electric quantity data and demonstrate the electric weight size by LCD MODULE.This scheme has effectively solved the defective that remote controller electric weight in the past can't intuitively be known.Yet of this sort remote controller must possess display screen just can realize such scheme, so this scheme still has significant limitation on using.
Summary of the invention
The object of the present invention is to provide a kind of remote controller, television set and remote controller battery electric weight display packing, be intended to solve the problem that the remote controller battery electric weight is shown.
The present invention is achieved in that a kind of remote controller, and described remote controller comprises MCU, battery electric quantity detecting unit, remote control coding unit, remote-controlled launch unit and power subsystem, wherein:
Described battery electric quantity detecting unit is connected with described power subsystem, is used for detecting the battery electric quantity of described power subsystem, and is used for testing result is outputed to MCU;
Described MCU links to each other with described remote control coding unit, is used for generating the battery electric quantity numeric data code according to the testing result of described battery electric quantity detecting unit transmission, and is used for controlling the remote control coding that the generation of described remote control coding unit comprises described battery electric quantity numeric data code;
Described remote control coding unit links to each other with described remote-controlled launch unit, is used for generating the remote control coding that comprises described battery electric quantity numeric data code according to the instruction of MCU, and this remote control coding is transferred to remote-controlled launch unit;
Described remote-controlled launch unit is used for launching the described remote control coding that comprises the battery electric quantity numeric data code.
Described remote controller also comprises memory, described memory is used for storing described battery electric quantity numeric data code, described MCU is used for storing described battery electric quantity numeric data code into described memory, described MCU also is used for calling described battery electric quantity numeric data code when described remote controller detects the control command input signal from described memory, and described battery electric quantity numeric data code is transferred to described remote control coding unit.
Described battery electric quantity detecting unit detects the output voltage of battery in the described power subsystem, and described MCU is used for generating two binary battery electric quantity numeric data codes according to the output voltage that is detected.
The present invention also provides a kind of television set, and described television set comprises remote control signal receiving module, MCU, display module, memory and display screen, wherein:
Described remote control signal receiving module is used for receiving the remote control coding that comprises described battery electric quantity numeric data code that remote controller sends this remote control coding is transferred to described MCU;
Described MCU is used for this remote control coding is resolved, and calls corresponding remote controller battery electric quantity message transmission according to the analysis result to described battery electric quantity numeric data code from memory and gives display module;
Described display module send described display screen after being used for described battery electric quantity information handled;
Described memory is used for storing and the corresponding battery electric quantity information of described battery electric quantity numeric data code analysis result;
Described display screen is used for showing described battery electric quantity information.
Described battery electric quantity information is the battery figure, and the battery in the described battery figure is divided into two or more little lattice, and blank little lattice are wherein represented the electric weight of battery consumption, and the little lattice of filling are represented remaining electric weight.
Store two or more the battery electric quantity information corresponding in the described memory with the battery electric quantity numeric data code.
The present invention also provides a kind of method of display remote controller battery electric quantity, and described method comprises:
A, the remote controller battery electric weight is detected, generate the battery electric quantity numeric data code according to testing result;
B, generation comprise the remote control coding of battery electric quantity numeric data code, and the described remote control coding of battery electric quantity numeric data code that comprises is launched.
Wherein step b specifically comprises:
The control command of b1, reception user input, the function code and the described battery electric quantity numeric data code hybrid coding of described control command correspondence are formed the described remote control coding that comprises the battery electric quantity numeric data code, the described remote control coding of battery electric quantity numeric data code that comprises is launched.
Wherein also comprise after the step b:
C, controlled electric appliance receive the described remote control coding that comprises the battery electric quantity numeric data code, call corresponding battery electric quantity information according to the analysis result to the battery electric quantity numeric data code and show.
Described remote controller is a TV remote controller, and described controlled electric appliance is a television set, and described television set calls the battery electric quantity information corresponding with the battery electric quantity numeric data code according to analysis result and shows at its display screen from memory.
The present invention overcomes the deficiencies in the prior art, the battery electric quantity detecting unit is set in remote controller, be used for regularly detecting the remote controller battery electric weight, data after the detection form the remote control coding signal of representing the remote controller battery electric weight behind the remote controller coding, carry out signal processing and emission by the remote controller transmitter module, controlled electric appliance is resolved the remote control coding of the representative remote controller battery electric weight of remote controller emission, parses the remote controller battery electric weight, and the control battery electric quantity shows on its display screen.Technical scheme provided by the invention makes the user can get information about the remote controller battery electric weight, when the remote controller battery electric weight is not enough, can in time change battery, the use inconvenience of having avoided causing or to the damage of remote controller because of remote controller battery electric weight deficiency, simultaneously, technical scheme provided by the invention need not increase display screen on remote controller, can not cause the increase of remote controller cost.
Description of drawings
Fig. 1 is the remote controller schematic diagram that the embodiment of the invention provides;
Fig. 2 is the TV Principles figure that the embodiment of the invention provides;
Fig. 3 is an embodiment of the invention flow chart.
Embodiment
Technical scheme provided by the invention is: the battery electric quantity detecting unit is set in remote controller, be used to detect the remote controller battery electric weight, data after the detection form the remote control coding signal of indication remote controller battery electric weight behind the remote controller coding, carry out signal processing and emission by the remote controller transmitter module, controlled electric appliance is resolved the remote control coding of the indication remote controller battery electric weight of remote controller emission, parse the remote controller battery electric weight, and the control battery electric quantity shows on its display screen.
In order to make purpose of the present invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
In the embodiment of the invention, remote controller is that example describes with the TV remote controller, controlled electric appliance is the example explanation with the television set, concrete when using technical scheme provided by the invention, be not limited to TV remote controller and corresponding TV thereof, other remote controller and its corresponding controlled electric appliance also can be suitable for.
Send in the remote control command sign indicating number of television set at remote controller, generally include three parts: guidance code, systematic code (being identification code, user code or device code) and function code.Wherein, guidance code is also cited approvingly leader and is dashed.The main effect of guidance code is similar to the lock-out pulse in the serial communication, is used for indicating the beginning of remote control coding pulse signal, and making the remote control receiving terminal can judge the signal that is received thus is the interference signal or the remote control code of system.
User code also claims systematic code, identification code, device code, is made up of true form and radix-minus-one complement usually.The main effect of user code is the kind that is used to refer to remote control system, to distinguish other remote control system, prevents the misoperation of each remote control system.Similarly, according to the difference of coding standard, the figure place of user code also has difference.The systematic code of RCA coded format commonly used is 4, and corresponding radix-minus-one complement also is 4.
Function code also claims key total according to sign indicating number, transmits needed remote information by it.By the treated key that obtains of the input remote signal of the button on the remote controller, each key is corresponding one by one with remote control mode again.Function code also is made up of true form and radix-minus-one complement usually, and the adding of radix-minus-one complement is in order to proofread whether produce mistake in the transmission course at receiving terminal.According to the difference of coding standard, the figure place of function code also has difference.The function code of RCA coded format commonly used is 8, and corresponding radix-minus-one complement also is 8.
In the specific embodiment of the invention, the detection of battery electric quantity is adopted its output voltage detection mode, represent its battery electric quantity by the remote controller output voltage, the concrete dump energy that adopts four electric pressure patterns to characterize remote controller battery, corresponding to four kinds of cell voltage surplus grades, voltage margin coding B
1B
0Adopt two (2bit) binary systems to characterize, correspond respectively to: 11,10,01,00.
Wherein, the numerical value V of above-mentioned Full Charge Capacity sets in advance and is stored in the remote controller.When battery detection circuit detects cell voltage, gained voltage margin detected value V
1, voltage margin grade, voltage margin encoded radio B
1B
0Between corresponding relation can be with reference to following table:
| Voltage margin V 1 | ??V 1≥3/4V | ??2/4V≤V 1＜3/4V | ??1/4V≤V 1＜2/4V | ??V 1＜1/4V |
| The voltage margin grade | 3 lattice | 2 lattice | 1 lattice | 0 lattice |
| Function code value B 1B 0 | ??11 | ??10 | ??01 | ??00 |
In the remote control mode of correspondence, only need to adopt 2 and can identify four kinds of different state of charge.For RCA coded format commonly used, one frame remote control mode data are made up of guidance code, user code, numeric data code three parts.Guidance code is made up of the high level pulse of a 4ms and the low level pulse of 4ms.Be 4 user codes, 8 bit function sign indicating numbers, 4 user's radix-minus-one complements, 8 bit function radix-minus-one complements successively behind the guidance code.
In the specific embodiment of the invention, adopt two (2bit) binary systems that above-mentioned cell voltage surplus numerical value is encoded, form the battery electric quantity numeric data code, when hybrid coding, behind channel handoff functionality sign indicating number, add two battery electric quantity numeric data codes.After remote controller detected cell output voltage, its MCU stored cell voltage surplus coding behind the formation battery electric quantity numeric data code.Detect the channel switching instruction of user's input when remote controller, remote controller detects the user key-press input, remote controller MCU reads above-mentioned battery electric quantity numeric data code, and carry out hybrid coding with the function code that the channel of user input switches, form a complete remote control coding signal, carry out signal processing and emission by the remote controller transmitter module.
The remote controller schematic diagram that the embodiment of the invention provides comprises power subsystem, keyboard matrix, remote control coding unit, battery electric quantity detecting unit, MCU, remote-controlled launch unit and memory as shown in Figure 1.
Wherein, keyboard matrix links to each other with MCU, is used for detecting user's input, and sends detected signal to MCU;
The battery electric quantity detecting unit links to each other with power subsystem, is used for detecting the output voltage of remote controller battery, and voltage margin numerical value is exported to MCU;
MCU links to each other with the remote control coding unit, is used for the testing result of battery electric quantity detecting unit transmission is encoded, and forms the battery electric quantity numeric data code and stores in the memory; And receiving that the signal that keyboard checking circuit transmits calls the battery electric quantity numeric data code from memory, encode in control remote control coding unit;
The remote control coding unit links to each other with remote-controlled launch unit, is used for encoding according to the instruction of MCU, and battery electric quantity numeric data code and function code are carried out hybrid coding, is transferred to remote-controlled launch unit after forming a complete remote control coding;
Remote-controlled launch unit is used for launching the remote control coding that comprises battery electric quantity numeric data code and function code.
Memory is used for the battery electric quantity numeric data code of store M CU transmission.
The TV Principles figure that the embodiment of the invention provides as shown in Figure 2, comprise remote control signal receiving module, MCU, display module, memory and display screen, wherein, remote control signal receiving module is used for receiving the remote control coding that remote controller sends, MCU is used for this remote control coding is resolved, according to analysis result to battery electric quantity numeric data code in the remote control coding, from memory, call corresponding battery electric quantity information and be transferred to display module, send display screen to show after display module is handled this information.
As mentioned above, the remote controller end generates corresponding battery electric quantity data sign indicating number according to the cell voltage surplus that detects, 4 kinds of different battery electric quantity numeric data codes are represented the cell voltage surplus grade of 4 kinds of correspondences, store the battery graphical information of 4 kinds of correspondences in the memory of TV set terminal, when the battery electric quantity numeric data code is 00, corresponding cell image three lattice all are blank (entire cell is divided into 3 lattice) in the memory, when the battery electric quantity numeric data code is 01, corresponding cell image two lattice are blank in the memory, one lattice are for being full of, when the battery electric quantity numeric data code is 10, cell image two lattice corresponding in the memory are for being full of, one lattice are blank, and when the battery electric quantity numeric data code was 11, cell image three lattice corresponding in the memory were all for being full of.MCU calls corresponding battery figure according to the analysis result to the battery electric quantity numeric data code and send display module to handle from memory, the user can judge the remote controller battery dump energy according to the battery figure that shows on the display screen.
Wherein, display module can adopt OSD (showing on the screen) module, and this OSD module generates the OSD menu according to the information of MCU transmission, send display screen to show then.
In addition, TV MCU also is used for the function code that comprises in the remote control coding is resolved, carry out function corresponding according to analysis result control television set to function code, as by the function code of channel switching instruction correspondence is resolved, from memory, read corresponding target channel information according to analysis result, as data such as frequencies, platform number, the control television set switches to target channel.
Concrete when using technical scheme provided by the invention, except can detecting, can also the electric current of battery be detected the output voltage of battery, its concrete realization belongs to technology well known to those skilled in the art, and this does not give unnecessary details.
Fig. 3 is an embodiment of the invention flow chart, and concrete steps are:
1, detects the output voltage values of remote control power source unit, the output voltage values that detects is transferred to MCU;
2, MCU encodes to output voltage values, forms the battery electric quantity numeric data code and stores memory into;
3, when MCU has detected the push button signalling input, from memory, call the battery electric quantity numeric data code, battery electric quantity numeric data code and function code are carried out hybrid coding, form a complete remote control coding;
4, emission comprises the remote control coding of battery electric quantity numeric data code and function code;
5, television set receives remote control coding, and battery electric quantity numeric data code is wherein resolved, and calls corresponding battery figure according to analysis result from memory;
6, show the battery figure by television display screen.
In the specific embodiment of the present invention, employing balancing cell electric quantity data sign indicating number after channel switches remote control mode is realized the transmission to the battery electric quantity numeric data code.In actual applications, also can carry out hybrid coding with other remote control modes as required, launch after perhaps directly generating one group of remote control coding according to battery allowance.
In addition, above-mentioned remote controller battery can be primary cells such as zinc-manganese dioxide dry cell, lithium primary cell, also can be secondary cells such as Ni-H cell, lithium ion battery, ickel-cadmium cell, and solar cell.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within the claim protection range of the present invention.
Claims (10)
1. remote controller, described remote controller comprises MCU, battery electric quantity detecting unit, remote control coding unit, remote-controlled launch unit and power subsystem, wherein:
Described battery electric quantity detecting unit is connected with described power subsystem, is used for detecting the battery electric quantity of described power subsystem, and is used for testing result is outputed to MCU;
Described MCU links to each other with described remote control coding unit, is used for generating the battery electric quantity numeric data code according to the testing result of described battery electric quantity detecting unit transmission, and is used for controlling the remote control coding that the generation of described remote control coding unit comprises described battery electric quantity numeric data code;
Described remote control coding unit links to each other with described remote-controlled launch unit, is used for generating the remote control coding that comprises described battery electric quantity numeric data code according to the instruction of MCU, and this remote control coding is transferred to remote-controlled launch unit;
Described remote-controlled launch unit is used for launching the described remote control coding that comprises the battery electric quantity numeric data code.
2. remote controller according to claim 1, it is characterized in that, described remote controller also comprises memory, described memory is used for storing described battery electric quantity numeric data code, described MCU is used for storing described battery electric quantity numeric data code into described memory, described MCU also is used for calling described battery electric quantity numeric data code when described remote controller detects the control command input signal from described memory, and described battery electric quantity numeric data code is transferred to described remote control coding unit.
3. remote controller according to claim 1 is characterized in that described battery electric quantity detecting unit detects the output voltage of battery in the described power subsystem, and described MCU is used for generating two binary battery electric quantity numeric data codes according to the output voltage that is detected.
4. television set, described television set comprises remote control signal receiving module, MCU, display module, memory and display screen, wherein:
Described remote control signal receiving module is used for receiving the remote control coding that comprises described battery electric quantity numeric data code that remote controller sends this remote control coding is transferred to described MCU;
Described MCU is used for this remote control coding is resolved, and calls corresponding remote controller battery electric quantity message transmission according to the analysis result to described battery electric quantity numeric data code from memory and gives display module;
Described display module send described display screen after being used for described battery electric quantity information handled;
Described memory is used for storing and the corresponding battery electric quantity information of described battery electric quantity numeric data code analysis result;
Described display screen is used for showing described battery electric quantity information.
5. television set according to claim 4, it is characterized in that described battery electric quantity information is the battery figure, the battery in the described battery figure is divided into two or more little lattice, blank little lattice are wherein represented the electric weight of battery consumption, and the little lattice of filling are represented remaining electric weight.
6. television set according to claim 4 is characterized in that, stores two or more the battery electric quantity information corresponding with the battery electric quantity numeric data code in the described memory.
7. the method for a display remote controller battery electric quantity, described method comprises:
A, the remote controller battery electric weight is detected, generate the battery electric quantity numeric data code according to testing result;
B, generation comprise the remote control coding of battery electric quantity numeric data code, and the described remote control coding of battery electric quantity numeric data code that comprises is launched.
8. method according to claim 7 is characterized in that, wherein step b specifically comprises:
The control command of b1, reception user input, the function code and the described battery electric quantity numeric data code hybrid coding of described control command correspondence are formed the described remote control coding that comprises the battery electric quantity numeric data code, the described remote control coding of battery electric quantity numeric data code that comprises is launched.
9. method according to claim 7 is characterized in that, wherein also comprises after the step b:
C, controlled electric appliance receive the described remote control coding that comprises the battery electric quantity numeric data code, call corresponding battery electric quantity information according to the analysis result to the battery electric quantity numeric data code and show.
10. method according to claim 9, it is characterized in that, described remote controller is a TV remote controller, and described controlled electric appliance is a television set, and described television set calls the battery electric quantity information corresponding with the battery electric quantity numeric data code according to analysis result and shows at its display screen from memory.
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Application publication date: 20100623 |