TWI250506B - Video player with dynamic brightness adjustment and method thereof - Google Patents

Abstract

The present invention targets at providing a video player with dynamic brightness adjustment and a method thereof, which detects if the player stops operating with a brightness adjustment unit and lessens light-emitting brightness of a display unit when the player stops operating, further detects if a reading unit, a transmitting unit and a decoding unit of the player stop operating and lessens light-emitting brightness of the display unit when any one of the mentioned three units stops operating. In summary, the video player with dynamic brightness adjustment and method thereof in the present invention detects if the player stops operating or if any one of the reading unit, the transmitting unit and the decoding unit of the player stops operating by means of a brightness adjustment unit, and issues a signal and lessens the light-emitting brightness of the display unit to attain a power-saving efficacy while encountering the operational break.

Description

1250506 V. INSTRUCTION DESCRIPTION (1) Technical Field of the Invention The present invention relates to dynamically adjusting brightness, particularly to a device and method, device and method capable of detecting playback ### ". The device is divided and the brightness of the display surface is lowered. [Previous technology] The prior art has a number of brightness that can be dynamically adjusted to achieve the display of the lightning protection and the display of the liquid crystal display. The power saving method of the display portion of the refrigerator 7 4 1 唬 discloses a type of control when the user uses the refrigerator. The invention mainly monitors the use of the electric ice only when the user uses the electric ice; the J: K part signal, the fan fan, the use of the end input function key, the user is in the # S, infrared sensor or its phase Similar to the thing, decide to make the refrigerator, or near the refrigerator. According to the brightness protection of the display unit described above, the operation of the moonlight portion is changed, so that the invention can consume energy and consume energy, and the electrical system is completely hardware-implemented. However, the disadvantage of this invention lies in the adjustment mechanism. It is bound to breed additional hardware costs, and increase production into light. %! Patent No. 6, 3, 931 discloses a scattering step according to the light source. 4: A device that displays color tones. Therefore, 'lighting. You, °, and the intersection of the discoloration caused by the change, can be effective and effective ^ ^, in the Ming, the illuminating light source can be actually controlled, therefore, the liquid crystal '', not-', over-adjustment extension contrast and brightness level, Can be more detailed

1250506 V. Description of the invention (2) The cost of achieving a certain, green, and blue three-way line is more invented by the US. The brightness value is compared to the brightness value of a current level. The brightness value is compared with the first defined value. When the plasma is gradually reduced, it will gradually adjust to the body of the resistor definition, so the degree of power saving & 'will be expensive. Patent No. 5, System. The brightness of the 'turned into a digital period is higher than the new one, otherwise, the power of the display, and the power consumption mode. The disadvantage of this case is that the requirement for detecting more red hardware lines 'causes the brightness value of the hardware 956,0 plasma display, and the difference between the stored brightness and the stored brightness is a preset value, which will be detected. Consumption, greater than the consumption will be less than one

A brightness setting. The case is converted into a digital converter (AD is compared to the brightness value, the analog digit is transferred to the No. 1 exposure, and the variable is stored in the memory. The brightness difference is stored in one of the setting points of the slurry display. Point, so that the disadvantage is the need value, and store C) 〇 - a kind of brightness resistance in the body. The value of the previous period and the power consumption of the memory. The brightness value of the brightness value is to be stored in the memory of the US Patent No. 2002, 011, 8182A1, which discloses an automatic brightness control system using an exponential sensor for a display device. And method. The index sensor is coupled to the ambient light of the illuminated screen to produce an exponential response, and has a control circuit that selects a display brightness from one or more illumination adjustment sequences. The display brightness is a fractional power function of the light surrounding the illuminating screen, and the power function can be defined by a constant luminance ratio shift amount. The disadvantage of this case is that an index sensor is required, together with a hardware control circuit, in order to be able to select a display brightness from one or more illumination adjustment sequences to the display for determining the display brightness.

Ϊ250506 ^---- V. Description of invention (3) =. Therefore, the exponential sensor and hardware hardware production costs. On the circuit, there will still be additional 〇 In response to the above shortcomings, the transmitter and the horn are powered by the display ‘= software, and the control signal is the most effective. The original control can reduce the hardware cost of the big duck, and the content of the invention is to provide a mobile bear setting method, which can be adjusted by a brightness adjustment; J brightness: video playback device: the action" The playback unit stops: whether the measurement unit's brightness is reduced, and the power saving effect is achieved. - Another object of the present invention for providing a display unit is to provide a dynamic setting and method for detecting whether the playback unit and the decoding unit stop operating, and in the upper C: medium: sending unit When the operation is made, the illumination brightness of the display unit is made to achieve the above purpose, and the dynamic adjustment and brightness production method of the present invention is performed by a brightness adjustment unit, the debt measurement broadcast: the unit is a J-action or a separate detection The reading unit of the playing unit is tested, and whether any of the j ro _ τ Κ ί ž is stopped, and the smear is released, so that the brightness of the displayed soap element is lowered. The purpose, technical content, features, and functions of the present invention will be more readily understood by the following detailed description of the accompanying drawings. ^, hall reached [embodiment] I face page 7 1250506 V. Description of the invention (4) The first figure is a block diagram of the device of the present invention. The video playback device for dynamically adjusting the brightness of the present invention is composed of a playback unit 1, a brightness adjustment unit 2, and a display unit 3. The playing unit 1 accesses a data and sends out the first signal. The first signal basically includes a video signal, and in addition, the first signal may further include a sound effect signal. The brightness adjusting unit 2 detects whether the playing unit 1 is still operating, and is electrically connected to the playing unit 1, and stops the second signal in the playing unit 1. The display unit 3 sends and displays the first signal when the playback unit is electrically connected. Further, the display unit 3 receives the second connection, and the luminance of the reception unit 3 is lowered. B says that 'the first letter is read and the first part is sent to the unit 1 so that it can be found that there is no need to update the time interval of one of the display units 3, and the illumination of the display unit 3 is reduced. The purpose of saving electricity. The second figure is a block diagram of the video playback device for dynamically adjusting the brightness of the present invention. The playback unit 1 includes a shoulder unit 10 and a transmission 2 . The reading unit 10 yuan 10 may be selected from one of the DV able TV) terminals. The transmitting unit 1 2 is electrically connected and transmits the end. Port read/write head, CD read/write head, with read list

Receiver, set-top box, AV receiver: J (C, and network interface 10 is 喁 or wireless, receives the third signal, and reads the grass / signal, the entity can be the transmission line

1250506 V. Description of the invention (5) If a decoded signal is added, the entity can decode the software program. The data action optional Pressi 〇decompr kind of data encryption is selected from a symmetry plus SA) _ 4, the third signal is received in the transmission unit 1 data 1 method can be roughly divided into two types of ess ima ima compression Decompressed into a distortion algorithm (a compression recombination method to do the quality of image compression. - the familiar distortion algorithm code method and so on.

Tm early element 1 4 for decompression decoding can be self-distortion solution n) and no e SS i coded dynamic decryption (D. Therefore, number, for the second. The algorithm will not produce loss after the first class gec After compression, the product can be obtained without any loss. JPE' can be used to decode or decode the chip. A decompression compression (1 〇 distortion decompression ο η ) is performed. Disarming ES ) and - playback unit ib is reduced or , can also be the action of the data s S yd (loss one. Decoding material encryption code asymmetric addition plus more: after de-decoding, send the stone horse decompression, solve ec 1 e can also be the dynamic solution password after the first Shrink or compress

S ms is OK (R Yuan 1 Wu Xin Duo' where the algorithm used for image compression is the distortionless algorithm (l〇ssl impression), which is the algorithm of any error in life. The second type is yc〇mpression) Algorithm. Using the distortion calculation, a good compression ratio, can also take into account the good wide-angle show algorithm has arithmetic coding method, generally cooked G compression, drink, Μ P E G compression, brightness adjustment unit 2 contains: Detect 2 2 . The detecting unit 2 侦测 detects the sixth signal and displays with the playing unit 1 that the unit 20 and the power control unit release unit 1 stop and make an electrical connection. In this embodiment,

V. Invention Description (6) Use software detection to make it possible to update the playback time without updating the color interval, or to update the color ratio to the full face ratio, "" e " noisy n 2, and Detection unit 2 η. : stop. And the second signal is sent to control the "sexual connection, and the connection unit i stops the action, and the tenth is unavoidable. When the sixth party is reduced, the degree of reduction can also be reduced from the use end to indicate that the display is reduced. The action is based on a time interval without any more private meaning. The playback unit 1 stops using the end to define the action. The time interval can be dynamically adjusted from the second picture of the present invention to perform step 0 and step S20, The video playing method firstly performs a step S10 to provide a playlist-1 whether to stop the action, and the playback is detected by the brightness adjustment, and the display unit 3 is provided. Then, in step S20, the display unit 3 is provided. The illumination brightness of the display unit 3 is reduced during the playback operation. It is to be understood that the above description is only a preferred embodiment of the present invention and is not intended to limit the scope of the present invention. Equivalent changes or modifications to the shapes, configurations, features, and spirits of the scope are intended to be included in the scope of the present invention. " 1250506 Simple Description of the Drawings [Simple Description] The first figure is a block diagram of the device of the present invention. The second figure is a detailed view of the video playback device for dynamically adjusting the brightness of the present invention. The second picture is a video playback method for dynamically adjusting the brightness of the present invention. [Main component symbol description] 1 Play unit 1 0 Read unit 1 2 Transfer unit 1 4 Decoding unit 2 Brightness adjustment unit 2 0 Detection unit 2 2 Waterfall control unit 3 Display unit S 1 0 Step S 2 0 Step

Page 11

Claims (1)

1250506 VI. Applying for a patented Fanjue to play the brightness state adjustment brightness unit, accessing the adjustment unit, and playing the unit 234 system and issuing a second display unit, and the first signal, and the brightness of the connection reduce. For example, the patent application scope contains a video signal. For example, the scope of the patent application includes an audio signal. The video playback device of the patent scope includes: after the data is sent and a first signal is sent, the playback unit is stopped, the connection is stopped, and the playback unit is stopped, and the playback unit is electrically connected, and the Receiving the second signal, causing the display of the single item y, the item of the item, 6 if the application includes: a read and a transmission electrical connection as the application includes: after decoding and decoding, if applying for a decompression unit, The access unit is connected, and sends a unit of the patent range, receives, sends a device of the first patent packet, and the device of the first signal is further described in the first signal. The playing unit packs the data, starting with *A to generate a third signal; to receive the third missing .^ _ 〃 L ah, and the % taking the singular signal. In the device described in item 4, the playing unit 呑Xuandi 2^5旎 performs the third signal. ~ to the transfer unit. _ done in 5 items. Magic device, the decoding can be a 7L 1250506 VI. Scope of application for patents 7. If the scope of application for patents 篦 8 kinds of devices for deliberation of %I 4 ΐ 5 items, the decoding can be an encryption and encoding operation. The action can be written in the device described in item 6, the decompressed data 〇m Ρ...: decompressed (1 0 ssyde C s . 1 〇 n) with a distortion-free decompression (Ιο where dec〇mpressi〇 n) 9 As for the scope of the patent scope, item 7 & 0, the action of 4: the addition of data: one of the symmetric encryption and decryption (R s Α). Shen Jin's bee dare (10) described in the first paragraph of Shen Qing's patent scope is selected from the group consisting of -dVD head, one (C...e TV) connector, - cable TV receiver and one network receiver. On 1, AV 1 The device according to the first item of the patent scope, the brightness adjustment single debt measuring unit detects the playing single 亓β sixth shovel, the Η 呤媸 呤媸 否 否 否 否 否 否 并 并 并 并 并 并 并 并 并 并 并 并And the playing unit is electrically connected; and the unit u measuring unit is electrically connected, receiving:::#唬, and the second signal is sent to control the display brightness, although the six signals mean that the playing unit stops When in motion, the second signal will indicate a decrease in display brightness. 2 · As in the dream action system in the first paragraph of the patent application scope, the playback unit does not stop the 1J update operation within the time interval. .1250506 VI. Scope of Application for Patent ‘1 3 · As for the device described in item 12 of the patent application, the time interval can be defined by a user. 1 4 · A video playback method for dynamically adjusting brightness, comprising the steps of: providing a playback unit to detect whether the playback unit stops operating, by using a brightness adjustment unit; and providing a display unit to stop the operation at the playback unit At the same time, the brightness of the display unit is lowered. Page 14