CN101212609B

CN101212609B - TV channel switching method and system

Info

Publication number: CN101212609B
Application number: CN2006101577990A
Authority: CN
Inventors: 张紫锋; 高来红; 徐伟华; 刘广威; 蒋益相; 黄晓明
Original assignee: Shenzhen TCL New Technology Co Ltd
Current assignee: Shenzhen TCL New Technology Co Ltd
Priority date: 2006-12-27
Filing date: 2006-12-27
Publication date: 2010-08-18
Anticipated expiration: 2026-12-27
Also published as: CN101212609A

Abstract

The invention discloses a method for switching TV channels, which includes the following steps: a. according to a channel index for switching target channels inputted by a user, a TV MCU calls a corresponding channel number list and displays the channel number list on a display screen of the TV; b. the TV microprocessor, MCU, writes channel data corresponding to target channel number selected by the user in the channel number list into a tuner to complete the switching. The invention overcomes the defects in the prior art. So, when the channels are switched by the user, the corresponding channel signal can be rapidly determined according to the channel index, thus saving the time of the user and facilitating humanization experience of the products.

Description

The method and system that a kind of television channel switches

Technical field

The invention belongs to TV technology, relate in particular to the technology that television channel switches.

Background technology

At present, along with the development of television industries, the channel that TV can be watched is more and more.When the user selects a specific channel in numerous channel, normally add, subtract key, or the selection of numerical key switches to own desirable channel with TV by the channel on the remote controller.

Digital Television also provides another channel switching method, the user accesses channel list by the function button on the remote controller (as acknowledgement key), in channel list, select to want the target channel switched then, this mode provides certain convenience for user's switching channels, but existing television channel is more and more, number of channels in the channel list reaches more than up to a hundred, and the user still needs many times by moving up and down cursor select target channel.

In addition, also have in the prior art television channel is classified according to certain way, such as at first classify according to modes such as region, program character, when the user wants switching channels, at first select corresponding big class according to the region or the program character of target channel, television set shows television channels all under this category, then select target channel in the channel of user under this category.But the defective of this technical scheme is, need by the extra button of increase on remote controller, or complicated menu operation is realized the program navigating function.

Summary of the invention

The object of the present invention is to provide a kind of television channel fast switching method and system, be intended to solve the problem of quick switching TV channel.

For achieving the above object, the present invention adopts following technical scheme:

The method that a kind of television channel switches, described method comprises the steps:

A, TV MCU are called corresponding channel tabulation according to the channel index of the switching target channel of user's input, and described channel tabulation are presented on the described television display screen curtain;

B, described TV MCU write tuner with the channel data of the target channel number correspondence that the user chooses in described channel tabulation, finish switching.

Store the corresponding relation of described channel index and described channel tabulation in the described TV channel database.

Wherein also comprise before the step a:

A0, when the user searches platform, the channel of same class character TV station is set to the channel in the channel tabulation of same channel index correspondence.

Wherein step a specifically comprises:

A1, user are by the channel index of the target channel number of number keys of remote controller input, last numeral that described channel index is described target channel number, described TV MCU is called described channel index correspondence in channel database channel tabulation shows that on described television display screen curtain last numeral of the channel in the described channel tabulation is described channel index.

Wherein step b specifically comprises:

B1, described user choose target channel in the described channel tabulation by remote controller, and described TV MCU writes tuner with the channel data of described target channel, finishes switching.

The present invention overcomes the deficiencies in the prior art, adopt at first and all television channels are classified according to the general character of television channel number, and set up corresponding index, as

channel

0,10,20,30, ..., or the like, its general character is that channel all comprises 0, its index is 0,

channel

1,11,21,31, ..., or the like, its general character is that channel all comprises 1, its index is 1, in like manner,

channel

2,12,22,32, ..., or the like, its general character is that channel all comprises 2, its index is 2, therefore, can classify to channel according to the general character of these channel in advance, when the user needs switching TV channel, only need button on the pairing remote controller of index of the long channel of channel according to target, the channel that television set will have this general character all is presented on the video screen, the user is the technical scheme switched of select target channel therein again, makes the user carrying out channel when switching, and can determine relevant channel fast according to the channel index, saved user's time, the hommization that increases product is experienced.

Description of drawings

Fig. 1 is an embodiment of the invention television system structure chart;

Fig. 2 is the corresponding relation figure of described channel index of the embodiment of the invention and channel;

Fig. 3 is an embodiment of the invention flow chart.

Embodiment

Basic principle of the present invention is at first according to the general character of television channel number all television channels to be classified, and set up corresponding index, as

channel

1,11,21,31, ..., or the like, its general character is that channel all comprises 1, its index is 1, in like manner, and

channel

2,12,22,32, ..., or the like, its general character is that channel all comprises 2, its index is 2, therefore, can classify to channel according to the general character of these channel in advance, when the user needs switching TV channel, only need button on the pairing remote controller of index of the long channel of channel according to target, the channel that television set will have this general character all is presented on the video screen, the user more therein the select target channel switch.

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.

See also Fig. 1, the described television system of the embodiment of the invention comprises microcontroller MCU, memory EEPROM, SDRAM﹠amp; DRAM (synchronous dynamic random access memory or dynamic memory), Flash (flash memory), tuner, image/sound decoder module, acoustic processing and power amplifier module, OSD display module, display, remote controller, panel button etc.

Wherein, MCU is responsible for the operation of whole software program, and according to the co-ordination of each several part in the command control system of program.Flash is used for storage system program and channel database, wherein, channel database is used for storage of channel information, the prior foundation channel as shown in Figure 2 and the corresponding relation of its index in channel database, last bit digital of channel promptly is its corresponding index, as

channel

1,11,21,31 ..., its corresponding index is 1, in like manner,

channel

2,12,22,32 ..., its corresponding index is 2, and the like, set up the channel of

index

3,4,5,6,7,8,9 correspondences.

When users with channel switches, the user is by the index of TV remote controller or control panel input target channel correspondence, specific implementation can be long numerical key by (1.5 seconds) remote controller or control panel correspondence, for example, the user wants to switch to 67 channels, last bit digital of target channel is 7, its index is 7, press numerical key 7 on the remote controller with the head of a household, from the channel data memory, call this index 7 pairing channel lists 7 after the instruction of MCU reception remote controller input, 17,27,37,47,57,67,77,87, ..., on the television display screen curtain, show, the user passes through " key up and down " or other the directionkeys moving cursor of remote controller again, choose target channel 67, MCU writes tuner with the channel data of target channel 67, and television set switches to target channel.

In channel database, set up after the corresponding relation between above-mentioned channel and the channel index, when the user searches platform, the corresponding relation of channel and TV station can be set according to certain rules, the channel of the TV station of same class character all is set to the channel of some channel index correspondences, each channel as the Chinese Central Television (CCTV) is set to 0,10,20,30,40, ..., the channel of local television all is set to the channel of index 1 correspondence, the channel of the TV station of amusement class all is set to the channel of index 2 correspondences, or the like.

If the user forgets the concrete channel of target channel, but the character of knowing target channel is the Chinese Central Television (CCTV), the then long numerical key of pressing on the remote controller 0, MCU calls the channel list of index 0 correspondence, the TV station of the channel correspondence in this channel tabulation all is Chinese Central Television's channel, on this moment television screen indicated channel number tabulation with and corresponding TV station's title, the user can pass through TV station's title select target channel of demonstration.

Embodiment of the invention flow process specifically may further comprise the steps as shown in Figure 3:

1, in the TV channel database, set up as shown in Figure 2 channel and the corresponding relation of its index, can by manufacturer's configured in advance in channel database, also can be provided with by the user;

2, behind the television boot-strap, the user thinks switching channels, the long numerical key of target channel index correspondence on the remote controller of pressing;

3, after TV MCU receives remote signal, call the channel list of this index correspondence in the channel database, and should tabulate and on television screen, show;

4, the user chooses in channel list and wants the target channel switched;

5, MUC writes tuner with the channel data of target channel, finishes switching.

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 protection scope of the present invention.

Claims

1. the method that television channel switches is characterized in that described method comprises the steps:

B, described television set microprocessor MCU write tuner with the channel data of the target channel number correspondence that the user chooses in described channel tabulation, finish switching.

2. method according to claim 1 is characterized in that, stores the corresponding relation of described channel index and described channel tabulation in the described TV channel database.

3. method according to claim 1 is characterized in that, wherein also comprises before the step a:

4. method according to claim 1 is characterized in that, wherein step a specifically comprises:

5. method according to claim 1 is characterized in that, wherein step b specifically comprises: