公开(公告)号：US20070242753A1

公开(公告)日：2007-10-18

申请号：US11767375

申请日：2007-06-22

Applicant: Byeung-woo Jeon ,  Yong-je Kim ,  Jeong-hoon Park

Inventor： Byeung-woo Jeon ,  Yong-je Kim ,  Jeong-hoon Park

IPC: H04N7/12

CPC classification number: H04N19/16 ,  H04N19/129 ,  H04N19/172 ,  H04N19/176 ,  H04N19/46 ,  H04N19/61

Abstract: Provided is a coding and decoding method and apparatus using a plurality of scanning patterns. The method for coding image data includes: (a) obtaining N×M data by firstly source-coding the image data; (b) scanning the N×M data using a predetermined scan pattern selected from a plurality of scan patterns in response to the obtained N×M data; and (c) firstly source-coding the scanned data. Accordingly, coding and decoding image data having various characteristics can be implemented efficiently. Particularly, even for the image data having an interlaced scanned frame format, more efficient coding and decoding can be achieved.

Abstract translation: 提供了使用多个扫描图案的编码和解码方法和装置。 图像数据编码方法包括：（a）首先对图像数据进行源编码，得到N×M数据; （b）响应于所获得的N×M数据，使用从多个扫描模式中选择的预定扫描模式扫描N×M数据; 和（c）首先对扫描数据进行源代码编码。 因此，可以有效地实现具有各种特征的图像数据的编码和解码。 特别地，即使对于具有隔行扫描帧格式的图像数据，也可以实现更有效的编码和解码。

公开(公告)号：US20070098067A1

公开(公告)日：2007-05-03

申请号：US11591607

申请日：2006-11-02

Applicant: So-young Kim ,  Jeong-hoon Park ,  Sang-rae Lee ,  Jae-chool Lee ,  Yu-mi Sohn

Inventor： So-young Kim ,  Jeong-hoon Park ,  Sang-rae Lee ,  Jae-chool Lee ,  Yu-mi Sohn

IPC: H04N7/12 ,  H04N11/04

CPC classification number: H04N19/19 ,  H04N19/11 ,  H04N19/147 ,  H04N19/176

Abstract: A method and apparatus for video encoding/decoding are provided to improve compression efficiency by generating a prediction block using an intra-inter hybrid predictor. A video encoding method includes dividing an input video into a plurality of blocks, forming a first predictor for an edge region of a current block to be encoded among the divided blocks through intraprediction, forming a second predictor for the remaining region of the current block through interprediction, and forming a prediction block of the current block by combining the first predictor and the second predictor.

Abstract translation: 提供了一种用于视频编码/解码的方法和装置，以通过使用帧内混合预测器生成预测块来提高压缩效率。 一种视频编码方法，包括：将输入视频划分成多个块，通过预测在所述划分的块之间形成用于待编码的当前块的边缘区域的第一预测器，为当前块的剩余区域形成第二预测器， 并且通过组合第一预测器和第二预测器来形成当前块的预测块。

公开(公告)号：US20070093278A1

公开(公告)日：2007-04-26

申请号：US11525855

申请日：2006-09-25

Applicant: Jeong-hoon Park ,  Ga-hyun Ryu ,  Sun-hee Youm ,  Sung-il Park ,  Ju-hee Seo

Inventor： Jeong-hoon Park ,  Ga-hyun Ryu ,  Sun-hee Youm ,  Sung-il Park ,  Ju-hee Seo

IPC: H04Q7/20 ,  H04B17/00 ,  H04B1/38

CPC classification number: H04N5/44513 ,  H04N7/17318 ,  H04N17/04 ,  H04N21/25841 ,  H04N21/431 ,  H04N21/478 ,  H04N21/485 ,  H04N21/6581 ,  H04N21/8126

Abstract: A method and a device for displaying good reception-sensitivity information in a broadcast receiver. The method includes: detecting location information of the broadcast receiver and a reception sensitivity of a broadcast signal transmitted from a base station; transmitting the detected location information and reception sensitivity to a region information management server managing regional reception-sensitivity information and regional guide information; receiving from the region information management server good reception-sensitivity information, which is information on a region which is closer than a predetermined distance from the broadcast receiver and which has a reception sensitivity greater than a predetermined value, and regional guide information on the corresponding region; and displaying the received good reception-sensitivity information and the received regional guide information.

Abstract translation: 一种用于在广播接收机中显示良好的接收灵敏度信息的方法和装置。 该方法包括：检测广播接收机的位置信息和从基站发送的广播信号的接收灵敏度; 将检测到的位置信息和接收灵敏度发送到管理区域接收敏感度信息和区域指南信息的区域信息管理服务器; 从区域信息管理服务器接收良好的接收灵敏度信息，其是关于距离广播接收机更靠近预定距离并且具有大于预定值的接收灵敏度的区域的信息，以及关于相应区域的区域指南信息 ; 并显示所接收的良好的接收灵敏度信息和接收的区域指南信息。

公开(公告)号：US20070087687A1

公开(公告)日：2007-04-19

申请号：US11524281

申请日：2006-09-21

Applicant: Jeong-hoon Park ,  Ga-hyun Ryu ,  Sun-hee Youm ,  Sung-il Park ,  Ju-hee Seo

Inventor： Jeong-hoon Park ,  Ga-hyun Ryu ,  Sun-hee Youm ,  Sung-il Park ,  Ju-hee Seo

IPC: H04H7/00

CPC classification number: H04H60/80

Abstract: A method and a device are provided for transmitting a broadcasting service in which a broadcasting service from a broadcasting station received by a broadcasting receiver is transmitted to one or more external terminals. The method includes: detecting format conversion information indicating a format that the broadcasting service is to be converted into by communicating with the external terminals; converting the broadcasting service into a format corresponding to the detected format conversion information; and transmitting the converted broadcasting service to the external terminals. Accordingly, the received broadcasting service can be used in the external terminals employing different formats.

Abstract translation: 提供了一种用于发送广播业务的方法和装置，其中广播接收机接收的广播电台的广播业务被发送到一个或多个外部终端。 该方法包括：通过与外部终端通信来检测指示广播业务将被转换的格式的格式转换信息; 将所述广播服务转换成与检测到的格式转换信息对应的格式; 以及将转换的广播业务发送到外部终端。 因此，可以在采用不同格式的外部终端中使用所接收的广播业务。

公开(公告)号：US07145953B2

公开(公告)日：2006-12-05

申请号：US10359300

申请日：2003-02-06

Applicant: Jeong-hoon Park ,  Yong-je Kim ,  Yung-lyul Lee ,  Il-hoing Shin

Inventor： Jeong-hoon Park ,  Yong-je Kim ,  Yung-lyul Lee ,  Il-hoing Shin

IPC: H04B1/66 ,  H04N7/12

CPC classification number: H04N19/86 ,  H04N19/117 ,  H04N19/14 ,  H04N19/176 ,  H04N19/61 ,  H04N19/80 ,  H04N19/82

Abstract: Provided are a filtering method and apparatus for removing blocking artifacts and/or ringing noise. The filtering apparatus includes (a) performing one-dimensional discrete cosine transform (1D DCT) on video data on a block-by-block basis in a horizontal or vertical direction; (b) performing 1D DCT in the other direction of (a) and quantization on at least one of 1D DCT coefficients for a pixel obtained by performing 1D-DCT on the video data, the pixel being selected according to pixel position; and (c) generating filtering information based on the quantized pixel coefficient obtained from (b). According to the filtering method and apparatus, it is possible to reduce the amount of calculation when obtaining filtering information to remove the blocking artifacts and/or ringing noise.

Abstract translation: 提供了一种用于去除块伪影和/或振铃噪声的滤波方法和装置。 滤波装置包括：（a）在水平或垂直方向上逐块地对视频数据执行一维离散余弦变换（1D DCT）; （b）在（a）的另一方向上执行1D DCT，并对通过对视频数据执行1D-DCT获得的像素的1D DCT系数中的至少一个进行量化，根据像素位置选择像素; 和（c）基于从（b）获得的量化像素系数产生滤波信息。 根据滤波方法和装置，当获得滤波信息以消除块伪影和/或振铃噪声时，可以减少计算量。

公开(公告)号：US07124346B2

公开(公告)日：2006-10-17

申请号：US09783126

申请日：2001-02-15

Applicant: Jeong-hoon Park ,  Dong-seek Park

Inventor： Jeong-hoon Park ,  Dong-seek Park

IPC: H03M13/00 ,  H03M13/03

CPC classification number: H04L1/0061 ,  H04L1/0047 ,  H04L1/0082 ,  H04L1/1838 ,  H04L29/06 ,  H04L69/22 ,  H04L69/32 ,  H04L69/329 ,  H04L69/40

Abstract: A method for transmitting/receiving wireless data and an apparatus therefor according to the quality of an application service and features of a coder/decoder (CODEC) of an application layer are provided. The method for transmitting/receiving wireless data includes the steps of: establishing a catalog of information related to the application data service; adding header information of each layer by referring to the catalog established in the above step, and error detecting codes to the application data; deciphering a header if data errors are detected by the error detecting codes added to the data during the reception, and transmitting the data to the upper ranking layer according to the quality of service, if the deciphered value of the header belongs to the catalog established in the above step.

Abstract translation: 提供了一种根据应用服务的质量和应用层的编码器/解码器（CODEC）的特征来发送/接收无线数据的方法及其装置。 用于发送/接收无线数据的方法包括以下步骤：建立与应用数据业务有关的信息目录; 通过参考上述步骤中建立的目录以及对应用数据的错误检测码来添加每个层的标题信息; 如果在接收期间被添加到数据中的错误检测码检测到数据错误，则根据服务质量将数据发送到上位层，如果标题的解密值属于建立在目录中的目录 上述步骤。

公开(公告)号：US20060206784A1

公开(公告)日：2006-09-14

申请号：US11415300

申请日：2006-05-02

Applicant: Jeong-hoon Park ,  Yung-Iyul Lee

Inventor： Jeong-hoon Park ,  Yung-Iyul Lee

IPC: H03M13/00

CPC classification number: H04L65/4084 ,  H04L1/1671 ,  H04L1/18 ,  H04L1/1887 ,  H04L29/06 ,  H04L29/06027 ,  H04L47/10 ,  H04L47/2416 ,  H04L47/2433 ,  H04L47/2466 ,  H04L47/26 ,  H04L65/608 ,  H04L69/22

Abstract: A data transmitter transmitting a data packet containing identifier information including a kind of data, a sequence of data, and/or a packet generating sequence. A receiver extracting a packet number and the identifier information for an error-receipt occurring data packet based upon the identifier information recorded in a header of the packet, generating retransmission control information, such as retransmission times and priority, based on the extracted packet number and the identifier information and transmitting the retransmission control information to the transmitter of the packet. The retransmitting the error-occurring data packet according to the received retransmission control information. The number of retransmissions and the retransmission priority can be varied according to characteristics of the transmitted data, so that retransmissions is suitable for the characteristics of the data and to more stably receive the data that is more influential to the restoration of the data.

公开(公告)号：US07068718B2

公开(公告)日：2006-06-27

申请号：US10259548

申请日：2002-09-30

Applicant: So-young Kim ,  Jeong-hoon Park

Inventor： So-young Kim ,  Jeong-hoon Park

IPC: H04N7/12

CPC classification number: H04N19/154 ,  H04N19/124 ,  H04N19/132 ,  H04N19/147 ,  H04N19/149 ,  H04N19/152 ,  H04N19/172 ,  H04N19/61

Abstract: A rate control method used in encoding images is provided, including setting initial values for rate control and encoding; calculating a target encoding bit value based on the set initial values; performing rate control and encoding of a current bit stream based on the calculated target encoding bit value; measuring the picture quality of the current encoded bit stream, determining whether or not to skip the current encoded bit stream based on the measured picture quality, and generating a current encoded bit stream skip control signal; and controlling skipping of the current encoded bit stream, based on the current bit stream skip control signal provided by a picture quality measuring and skip control signal generating unit. In the method, a bit rate is controlled by considering the picture quality of an encoded bit stream such that a constant bit rate and appropriate picture quality can be maintained simultaneously.

Abstract translation: 提供了一种用于编码图像的速率控制方法，包括设置速率控制和编码的初始值; 基于设定的初始值计算目标编码比特值; 基于所计算的目标编码比特值执行当前比特流的速率控制和编码; 测量当前编码比特流的图像质量，基于测量图像质量确定是否跳过当前编码比特流，以及生成当前编码比特流跳过控制信号; 并且基于由图像质量测量和跳过控制信号生成单元提供的当前比特流跳过控制信号来控制当前编码比特流的跳过。 在该方法中，通过考虑编码比特流的图像质量来控制比特率，使得可以同时保持恒定的比特率和适当的图像质量。

公开(公告)号：US20060034337A1

公开(公告)日：2006-02-16

申请号：US11154949

申请日：2005-06-17

Applicant: Ga-hyun Ryu ,  Jong-gu Jeon ,  Jeong-hoon Park

Inventor： Ga-hyun Ryu ,  Jong-gu Jeon ,  Jeong-hoon Park

IPC: H04J3/06

CPC classification number: H04N21/8547 ,  H04N21/234318 ,  H04N21/4305 ,  H04N21/4307

Abstract: Provided are a data synchronization method and apparatus for a digital multimedia data receiver. The method includes determining whether to use a program clock reference value or an object clock reference value; and synchronizing audio and video data with reference to a clock obtained by dividing a system clock of the receiver into the program clock reference if the program clock reference value is determined to be used and synchronizing the audio and video data with reference to the clock output from a system timing clock counter into which the value of the object clock reference is set periodically if the object clock reference value is determined to be used. In the data synchronization method and apparatus, clocks of transmitting and receiving sides as well as video and audio data can be synchronized simply and efficiently using PCR or OCR information transmitted from a multimedia broadcasting system.

Abstract translation: 提供了一种用于数字多媒体数据接收机的数据同步方法和装置。 该方法包括确定是否使用节目时钟参考值或对象时钟参考值; 并且参考如果确定要使用编程时钟参考值并将音频和视频数据参考时钟输出进行同步，则将参考将接收机的系统时钟划分为程序时钟参考获得的时钟来同步音频和视频数据 如果确定要使用对象时钟参考值，则周期性地设置对象时钟基准值的系统定时时钟计数器。 在数据同步方法和装置中，可以使用从多媒体广播系统发送的PCR或OCR信息简单有效地同步发送和接收侧的时钟以及视频和音频数据。

公开(公告)号：US20060013123A1

公开(公告)日：2006-01-19

申请号：US11155836

申请日：2005-06-20

Applicant: Ga-hyun Ryu ,  Jong-gu Jeon ,  Jeong-hoon Park

Inventor： Ga-hyun Ryu ,  Jong-gu Jeon ,  Jeong-hoon Park

IPC: G01R31/08

CPC classification number: H04H20/12 ,  G11B20/00 ,  G11B20/18 ,  H04L1/0057 ,  H04L1/0065 ,  H04N19/89 ,  H04N21/234318 ,  H04N21/4385 ,  H04N21/44209

Abstract: Provided are a method and apparatus for detecting and processing transmission errors of various types of data which are transmitted in MPEG-2 transport streams. The transmission error processing method includes: detecting an error for an individual PES (packetized elementary stream) after detecting transmission error information from a received MPEG-2 transport stream (TS) including the transmission error information and demultiplexing the MPEG-2 TS into a plurality of PESes; recording data of the PES in a memory and adding a flag indicating that an error occurs to an end part of the data of the PES, and afterwards recording the data of the PES; and generating an interrupt according to the error detection.

Abstract translation: 提供了一种用于检测和处理在MPEG-2传输流中发送的各种数据的传输错误的方法和装置。 传输错误处理方法包括：在从包括传输错误信息的接收的MPEG-2传输流（TS）检测到传输错误信息之后检测单个PES（分组化基本流）的错误，并将MPEG-2 TS解复用为多个 的PES; 将PES的数据记录在存储器中，并且向PES的数据的结尾部分添加指示错误的标志，然后记录PES的数据; 并根据错误检测产生中断。