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1. 发明申请

US20090141784A1 CABLE MODEM AND DATA RECEIVING METHOD THEREOF 有权
标题翻译：电缆调制解调器及其数据接收方法
公开(公告)号：US20090141784A1
公开(公告)日：2009-06-04
申请号：US12181434
申请日：2008-07-29
申请人： Yong Seong CHO , Seung Eun HONG , TaeKyoon KIM , O Hyung KWON , Soo In LEE
发明人： Yong Seong CHO , Seung Eun HONG , TaeKyoon KIM , O Hyung KWON , Soo In LEE
IPC分类号： H04B1/38
CPC分类号： H04L12/2801
摘要： Disclosed are a cable modem and a data receiving method thereof. The cable modem includes a downlink channel retrieval processing unit to retrieve a downlink channel, receive an entire channel information message through the retrieved downlink channel, and receive a broadcasting supplementary data message when the entire information message is valid; a channel information processing unit to receive broadcasting supplementary data using the broadcasting supplementary data message; an uplink channel retrieval processing unit to retrieve an uplink channel using the entire channel information message; and a channel information managing unit to store and manage main data receiving channels capable of receiving the entire channel information message and the broadcasting supplementary data.
摘要翻译：公开了电缆调制解调器及其数据接收方法。电缆调制解调器包括：下行链路信道检索处理单元，用于检索下行链路信道，通过所检索的下行链路信道接收整个信道信息消息;以及当整个信息消息有效时，接收广播补充数据消息; 频道信息处理单元，使用广播补充数据消息接收广播补充数据; 上行链路信道检索处理单元，用于使用整个信道信息消息来检索上行链路信道; 以及信道信息管理单元，用于存储和管理能够接收整个信道信息消息和广播补充数据的主数据接收信道。

2. 发明申请

US20100154018A1 METHOD AND APPARATUS FOR TRANSMITTING PACKET FILTERING INFORMATION 审中-公开
标题翻译：发送分组过滤信息的方法和装置
公开(公告)号：US20100154018A1
公开(公告)日：2010-06-17
申请号：US12548777
申请日：2009-08-27
申请人： Yong Seong CHO , Taekyoon KIM , O Hyung KWON , Soo In LEE
发明人： Yong Seong CHO , Taekyoon KIM , O Hyung KWON , Soo In LEE
IPC分类号： H04N7/173 , G06F15/16
CPC分类号： H04N21/6543 , H04N21/235 , H04N21/435 , H04N21/4508 , H04N21/6118 , H04N21/6125 , H04N21/6405 , H04N21/85406
摘要： Disclosed are a method and an apparatus of transmitting packet filtering information. A DSG channel information management server included in a digital cable broadcasting transmission headend combines a packet address and information related to the packet address and generates the combined information to be a single file, the packet address being used for filtering packets received by a cable modem contained in a cable broadcasting receptor, for each data type. The generated file is transmitted from a CMTS to the cable modem through a packet having a designated address mutually agreed upon between the headend and the cable modem, the cable modem obtains information for selectively filtering the received packets, from the received file, and constructs a filter. Data selectively filtered through each constructed filter is transmitted to a corresponding process module included in the cable broadcasting receptor that processes broadcasting program information, conditional access information, and the like.
摘要翻译：公开了发送分组过滤信息的方法和装置。包含在数字有线广播传输头端中的DSG信道信息管理服务器将分组地址和与分组地址相关的信息组合，并将组合信息生成为单个文件，该分组地址用于过滤由包含的有线调制解调器接收的分组在有线广播接收机中，针对每种数据类型。生成的文件通过具有在前端和电缆调制解调器之间相互同意的指定地址的分组从CMTS发送到电缆调制解调器，电缆调制解调器从接收到的文件中获取有选择地过滤接收到的分组的信息，并构建一个过滤。通过每个构造的滤波器选择性滤波的数据被发送到处理广播节目信息，条件访问信息等的有线广播接收机中包括的相应处理模块。

3. 发明申请

US20090125966A1 DIGITAL CABLE BROADCASTING RECEIVER INCLUDING SECURITY MODULE AND METHOD FOR AUTHENTICATING THE SAME 审中-公开
标题翻译：数字电缆广播接收机，包括安全模块及其认证方法
公开(公告)号：US20090125966A1
公开(公告)日：2009-05-14
申请号：US12139642
申请日：2008-06-16
申请人： Yong Seong CHO , O Hyung KWON , Soo In LEE
发明人： Yong Seong CHO , O Hyung KWON , Soo In LEE
IPC分类号： H04N7/173
CPC分类号： H04N21/6118 , H04N7/1675 , H04N21/4181 , H04N21/6334
摘要： A digital cable broadcasting receiver and a method of authenticating the digital cable broadcasting receiver, the digital cable broadcasting receiver includes: a security module unit to perform a device authentication process using two-way communication with a Head End (HE) system, and to transmit authentication verification information generated by the device authentication process to a receiver central processing unit (CPU); a demodulation unit to demodulate a broadcasting signal received from a tuner based on the authentication verification information, and to extract transport stream data; the receiver CPU to control power of the demodulation unit based on the authentication verification information; and a decoding unit to restore the transport stream data into image data.
摘要翻译：数字有线广播接收机和数字有线广播接收机的认证方法，数字有线广播接收机包括：安全模块单元，用于使用与头端（HE）系统的双向通信来执行设备认证处理，并传输通过设备认证处理产生的认证验证信息到接收机中央处理单元（CPU）; 解调单元，用于基于所述认证验证信息解调从调谐器接收的广播信号，并提取传输流数据; 所述接收机CPU基于所述认证验证信息来控制所述解调单元的功率; 以及解码单元，用于将传输流数据恢复为图像数据。

4. 发明申请

US20090154498A1 METHOD AND APPARATUS FOR REASSEMBLING DOCSIS MAC FRAME IN CABLE MODEM INCLUDING PLURAL RECEIVING CHANNELS 有权
标题翻译：在包括多个接收通道的电缆调制解调器中重新组织DOC框架框架的方法和装置
公开(公告)号：US20090154498A1
公开(公告)日：2009-06-18
申请号：US12325487
申请日：2008-12-01
申请人： Seung Eun HONG , Ho Jin KWON , O Hyung KWON , Soo In LEE
发明人： Seung Eun HONG , Ho Jin KWON , O Hyung KWON , Soo In LEE
IPC分类号： H04J3/24
CPC分类号： H04L12/2801 , H04L49/90 , H04L49/9094
摘要： A Data Over Cable Service Interface Specifications (DOCSIS) frame reassembling apparatus and method in a cable modem including a plurality of receiving channels is provided. A method of controlling reassembling of a Media Access Control (MAC) frame, the method including: receiving a signal and outputting a packet signal through demodulation and error correction; receiving the outputted signal and controlling a specific compression format standard header and a point field; receiving packet data and a buffer write enable signal, and writing data in a MAC frame reassembling buffer; storing the data written in the MAC frame reassembling buffer; and reading the stored data from the MAC frame reassembling buffer in response to a received buffer read enable signal and storing the read data in a MAC frame buffer.
摘要翻译：提供了包括多个接收通道的电缆调制解调器中的有线服务接口规范（DOCSIS）帧重组装置和方法。一种控制媒体接入控制（MAC）帧的重新组合的方法，所述方法包括：通过解调和纠错接收信号并输出分组信号; 接收输出信号并控制特定的压缩格式标准头和点场; 接收分组数据和缓冲器写入使能信号，并将数据写入MAC帧重组缓冲器; 存储写入MAC帧重组缓冲器中的数据; 以及响应于接收到的缓冲器读使能信号从MAC帧重组缓冲器读取存储的数据，并将读取的数据存储在MAC帧缓冲器中。

5. 发明申请

US20090150974A1 DIGITAL CABLE SYSTEM AND METHOD FOR PROTECTION OF SECURE MICRO PROGRAM 有权
标题翻译：数字电缆系统和保护安全微计划的方法
公开(公告)号：US20090150974A1
公开(公告)日：2009-06-11
申请号：US12191374
申请日：2008-08-14
申请人： Yong Seong CHO , O Hyung KWON , Soo In LEE
发明人： Yong Seong CHO , O Hyung KWON , Soo In LEE
IPC分类号： G06F21/00
CPC分类号： H04N7/163 , H04N7/17318 , H04N21/254 , H04N21/25816 , H04N21/44236 , H04N21/4586 , H04N21/8193
摘要： Provided is a digital cable system and method for protecting a secure micro (SM) client, and more particularly, a digital cable system and method for protecting an SM program that can improve the security of an SM program through authentication of a host and integrity verification of the SM program. A method of protecting an SM program includes: receiving host authentication information associated with a host from a trusted authority; verifying validity of the secure micro program based on the host authentication information; and sending, to an authentication proxy, a HostStateInformation message that includes host state information associated with validity verification information of the SM program.
摘要翻译：提供了一种用于保护安全微服务（SM）客户端的数字电缆系统和方法，更具体地说，一种用于保护SM程序的数字有线系统和方法，该SM程序可以通过对主机的认证和完整性验证来提高SM程序的安全性的SM程序。一种保护SM程序的方法包括：从可信管理机构接收与主机相关的主机认证信息; 基于主机认证信息验证安全微程序的有效性; 以及向认证代理发送包括与SM程序的有效性验证信息相关联的主机状态信息的HostStateInformation消息。

6. 发明申请

US20090141739A1 METHOD AND APPARATUS FOR PROCESSING BANDWIDTH-ALLOCATION INFORMATION IN CABLE MODEM WITH MULTIPLE TRANSMITTING AND RECEIVING CHANNELS 审中-公开
标题翻译：在具有多个发送和接收信道的电缆调制解调器中处理带宽分配信息的方法和装置
公开(公告)号：US20090141739A1
公开(公告)日：2009-06-04
申请号：US12325682
申请日：2008-12-01
申请人： Seung Eun HONG , Ho Jin KWON , O Hyung KWON , Soo In LEE
发明人： Seung Eun HONG , Ho Jin KWON , O Hyung KWON , Soo In LEE
IPC分类号： H04J3/22
CPC分类号： H04L12/2801
摘要： A method and apparatus for processing bandwidth-allocation information in a cable modem (CM) with multiple transmitting and receiving channels is provided. A method of processing bandwidth-allocation information in a CM with multiple transmitting and receiving channels, the method including: receiving, by a Mini-slot Allocation Packet (MAP) pre-processor, MAP data from a Media Access Control (MAC) Management Message (MMM) processor, reconstructing the MAP data into an Information Element (IE), and sorting bandwidth-allocation IEs between channels according to a time sequence; reporting, to an upstream scheduler, whether upstream data is generated, and returning, by the upstream scheduler, the bandwidth-allocation information for upstream data transmission of the IE sorted by the MAP pre-processor; and performing, by a back-off controller, a back-off function and returning contention-based resource-request opportunity information when the back-off controller receives a back-off driving signal from the upstream scheduler.
摘要翻译：提供了一种用于处理具有多个发送和接收信道的电缆调制解调器（CM）中的带宽分配信息的方法和装置。一种在具有多个发送和接收信道的CM中处理带宽分配信息的方法，所述方法包括：通过小时隙分配分组（MAP）预处理器从媒体接入控制（MAC）管理消息（MMM）处理器，将MAP数据重建为信息元素（IE），以及根据时间顺序对信道之间的带宽分配IE进行排序; 向上游调度器报告是否生成上行数据，并由上游调度器返回用于由MAP预处理器排序的IE的上游数据传输的带宽分配信息; 并且当所述退避控制器从所述上游调度器接收到退避驱动信号时，由所述后退控制器执行退避功能并返回基于争用的资源请求机会信息。

7. 发明申请

US20090135850A1 METHOD AND APPARATUS OF TRANSMITTING RESOURCE-REQUEST FOR EFFICIENTLY USING SERVICE IDENTIFIER (SID) RESOURCE IN CABLE MODEM SYSTEM SUPPORTING UPSTREAM CHANNEL-BONDING 审中-公开
标题翻译：发送资源要求的方法和装置，以有效地利用服务标识符（SID）资源支持上行通道绑定的电缆调制解调器系统
公开(公告)号：US20090135850A1
公开(公告)日：2009-05-28
申请号：US12182285
申请日：2008-07-30
申请人： Seung Eun HONG , Ho Jin KWON , O Hyung KWON , Soo In LEE
发明人： Seung Eun HONG , Ho Jin KWON , O Hyung KWON , Soo In LEE
IPC分类号： H04L29/02
CPC分类号： H04L12/2801
摘要： A method and apparatus of transmitting a resource-request for efficiently using a Service Identifier (SID) resource in a Cable Modem (CM) system supporting upstream channel-bonding relates a method of transmitting an upstream packet in the CM system for performing transmission using a plurality of upstream channels.Since a difference between a resource-request and resource-allocation when performing an additive resource-request with respect to new-generated packets before completing resource-allocation with respect to a previous resource-request transmitted by a CM causes an upstream transmission queue depth increase in the CM and delay due to the increase, a method of solving the above-described problem is provided.A method of recalculating a bandwidth amount requested by a CM using a Cable Modem Termination System (CMTS) having received a Cumulative (bandwidth) Request (CR) and an Additive (bandwidth) Request (AR) from the CM is provided.
摘要翻译：一种用于在支持上行信道绑定的有线调制解调器（CM）系统中发送资源请求以有效地使用服务标识符（SID）资源的方法和装置涉及在CM系统中发送上行分组的方法，用于使用多个上游通道。由于在针对由CM发送的先前资源请求完成资源分配之前对新生成的分组执行相加资源请求时的资源请求与资源分配之间的差异导致上行传输队列深度增加在CM和由于增加的延迟的情况下，提供了解决上述问题的方法。提供了一种使用从CM接收到累积（带宽）请求（CR）和附加（带宽）请求（AR））的有线调制解调器终端系统（CMTS）重新计算CM请求的带宽量的方法。

8. 发明申请

US20090158376A1 METHOD AND APPARATUS OF BUILDING IP-BASED VIDEO SERVICE SYSTEM IN HYBRID FIBER COAX NETWORK 审中-公开
标题翻译：混合光纤网络中建立基于IP的视频服务系统的方法与装置
公开(公告)号：US20090158376A1
公开(公告)日：2009-06-18
申请号：US12325371
申请日：2008-12-01
申请人： Seung Eun HONG , O Hyung KWON , Soo In LEE
发明人： Seung Eun HONG , O Hyung KWON , Soo In LEE
IPC分类号： H04N7/173
CPC分类号： H04N7/173 , H04L65/4076 , H04N21/6125 , H04N21/64322 , H04N21/64707
摘要： An apparatus and method of building an Internet Protocol (IP)-based video service system in a Hybrid Fiber Coax (HFC) network is provided. An apparatus for building an IP-based video service providing system, the apparatus including: an IP decapsulation unit to delete a header in a video signal in a packet form transmitted by an IP-based video server, and to subsequently transmit the video signal to a headend; the headend to encapsulate the video signal received by the IP decapsulation unit into a Media Access Control (MAC) header, and to transmit the encapsulated video signal in the packet form; and an IP protocol encapsulation unit to perform IP encapsulation of the video signal received from the headend.
摘要翻译：提供了一种在混合光纤同轴电缆（HFC）网络中构建基于互联网协议（IP）的视频服务系统的装置和方法。一种用于构建基于IP的视频服务提供系统的装置，所述装置包括：IP解封装单元，用于删除由基于IP的视频服务器发送的分组形式的视频信号中的报头，并且随后将所述视频信号发送到一个头将由IP解封装单元接收到的视频信号封装在媒体接入控制（MAC）报头中的头端，并以封包形式发送封装的视频信号; 以及IP协议封装单元，用于对从头端接收的视频信号执行IP封装。

9. 发明申请

US20090125959A1 METHOD AND APPARATUS OF CABLE MODEM INITIALIZATION USING QUEUE-DEPTH-BASED BAND REQUEST FRAME IN HFC NETWORKS 审中-公开
标题翻译：在HFC网络中使用基于深度的带请求帧的电缆调制解调器初始化的方法和装置
公开(公告)号：US20090125959A1
公开(公告)日：2009-05-14
申请号：US12099844
申请日：2008-04-09
申请人： Hye Ju OH , Seung Eun HONG , O Hyung KWON , Soo In LEE
发明人： Hye Ju OH , Seung Eun HONG , O Hyung KWON , Soo In LEE
IPC分类号： H04N7/173
CPC分类号： H04N21/64322 , H04N21/4383 , H04N21/4432 , H04N21/6118 , H04N21/6168
摘要： A cable modem initialization method and apparatus using a queue-depth-based band request frame in a Hybrid Fiber Coax (HFC) network relates to a method and apparatus of requesting a Cable Modem Transmission System (CMTS) for band allocation so that a cable modem supporting a plurality of transceiving channels may transmit upstream data in an HFC network. A method of transmitting the queue-depth-based band request frame that requests the band allocation by a byte length of a transmission buffer when the cable modem performs an initialization process is provided.
摘要翻译：在混合光纤同轴（HFC）网络中使用基于队列深度的频带请求帧的电缆调制解调器初始化方法和装置涉及一种请求有线调制解调器传输系统（CMTS）进行频带分配的方法和装置，使得电缆调制解调器支持多个收发信道可以在HFC网络中传送上行数据。提供了当电缆调制解调器执行初始化处理时，发送基于队列深度的频带请求帧的方法，该帧请求频带分配由传输缓冲器的字节长度。

10. 发明申请

US20090103557A1 METHOD AND APPARATUS FOR ALLOCATING UPSTREAM CHANNEL RESOURCE IN HYBRID FIBER COAXIAL NETWORK 有权
标题翻译：在混合纤维同轴网络中分配上行通道资源的方法和装置
公开(公告)号：US20090103557A1
公开(公告)日：2009-04-23
申请号：US12198990
申请日：2008-08-27
申请人： Seung Eun HONG , Ho Jin KWON , O Hyung KWON , Soo In LEE
发明人： Seung Eun HONG , Ho Jin KWON , O Hyung KWON , Soo In LEE
IPC分类号： H04L12/28 , H04L29/02
CPC分类号： H04L12/2803 , G06F9/50 , H04L12/2801 , H04L12/2861 , H04L12/2876
摘要： A method and apparatus for allocating upstream channel resources in a hybrid fiber coaxial (HFC) network are provided. A cable modem termination system (CMTS) previously provides cable modems (CMs) with a plurality of burst profiles through an extended interval usage code (IUC) of an upstream channel descriptor (UCD) message, and allocates resources to CMs by using an optimized burst profile according to an upstream channel status, thereby increasing transmission efficiency of an upstream channel.
摘要翻译：提供了一种用于在混合光纤同轴（HFC）网络中分配上行信道资源的方法和装置。电缆调制解调器终端系统（CMTS）先前通过上行信道描述符（UCD）消息的扩展间隔使用码（IUC）向多个突发配置文件提供电缆调制解调器（CM），并且通过使用优化的突发根据上行信道状态，从而提高上行信道的传输效率。

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