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公开(公告)号：KR1020040029666A
公开(公告)日：2004-04-08
申请号：KR1020020060013
申请日：2002-10-02
Applicant: 삼성전자주식회사
IPC: G03G5/043
CPC classification number: G03G5/0616 , G03G5/047 , G03G5/0629 , G03G5/0672
Abstract: PURPOSE: A multi-layered electro photographic positive charged organic photoconductor and its preparation method are provided, to improve electrostatic property and sensitivity and to reduce discharge voltage. CONSTITUTION: The positive charged organic photoreceptor comprises a conductive supporter; a charge transport layer which is formed on the surface of the conductive supporter and comprises a hole transport material, a binder resin and an organic solvent; a charge generation layer which is formed on the surface of the charge transport layer and comprises a charge generation material, a binder resin, an organic solvent and a hole transport material; and optionally an overcoat layer formed on the surface of the charge generation layer. Preferably the hole transport material of the charge transport layer is a stilbene-based compound represented by the formula 1, a hydrazone-based compound represented by the formula 2 or an amine-based compound represented by the formula 3, wherein R1 or R2 contains at least one aryl or styryl group, and R1 and R2 are independently H or an alkyl, aryl or styryl group; R3 is a substituted or unsubstituted alkyl, aralkyl or aryl group; R4 and R5 are independently H or an alkyl group; R6 is H, a halogen atom or an alkyl or alkoxy group; Ar1 is a substituted or unsubstituted aryl group; Ar2 is a substituted or unsubstituted perylene, naphthalene, biphenylene or anthracene group; R1 is H or a low molecular weight alkyl or alkoxy group; X is H or a substituted or unsubstituted alkyl or aryl group; and Y is a substituted or unsubstituted aryl group.
Abstract translation: 目的：提供多层电照相正电荷有机光电导体及其制备方法，以改善静电性能和灵敏度，并降低放电电压。 构成：带正电荷的有机感光体包括导电支持体; 电荷传输层，其形成在导电性支持体的表面上，并且包含空穴传输材料，粘合剂树脂和有机溶剂; 电荷产生层，其形成在电荷输送层的表面上，并且包含电荷产生材料，粘合剂树脂，有机溶剂和空穴传输材料; 以及可选地在电荷产生层的表面上形成的覆盖层。 优选地，电荷输送层的空穴传输材料是由式1表示的芪类化合物，由式2表示的腙基化合物或由式3表示的胺基化合物，其中R1或R2包含在 至少一个芳基或苯乙烯基，R1和R2独立地为H或烷基，芳基或苯乙烯基; R3是取代或未取代的烷基，芳烷基或芳基; R4和R5独立地是H或烷基; R6是H，卤原子或烷基或烷氧基; Ar1是取代或未取代的芳基; Ar2是取代或未取代的苝，萘，联苯或蒽基; R1是H或低分子量烷基或烷氧基; X是H或取代或未取代的烷基或芳基; Y为取代或未取代的芳基。
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公开(公告)号：KR1020040011101A
公开(公告)日：2004-02-05
申请号：KR1020020044502
申请日：2002-07-27
Applicant: 삼성전자주식회사
IPC: G03G5/05
CPC classification number: G03G5/0605 , G03G5/0567 , G03G5/0607 , G03G5/0609 , G03G5/0614 , G03G5/062 , G03G5/064 , G03G5/0666 , G03G5/0668 , G03G5/0672
Abstract: PURPOSE: Provided is a monolayer type electrophotographic photoreceptor, which is excellent in endurance to a liquid developer and inhibits the reduction of static potential, therefore an excellent image can be obtained and an electrical lifetime can be lengthened. CONSTITUTION: The electrophotographic photoreceptor comprises: a conductive support; a photosensitive layer containing a polyester resin having a biphenyl fluorene unit(formula 1) in a main chain as a binder resin and a phenol compound(formula 2) as an antioxidant, wherein the content of the antioxidant is 0.01-50wt% based on the total weight of charge transport material of the photosensitive layer. In the formula 1, hydrogen atoms on aromatics are not substituted or can be substituted by halogen atoms, C1-C20 aliphatic hydrocarbon, or C5-C8 cycloalkyl. In the formula 2, X1 and X2 are independently hydrogen and C1-C6 alkyl, Y1 and Y2 are independently hydrogen, methyl, or ethyl, and X3 is independently C1-C6 alkyl and etc.
Abstract translation: 目的：提供一种单层型电子照相感光体，其对液体显影剂的耐久性优异并且抑制静电势的降低，因此可以获得优异的图像，并且可以延长电寿命。 构成：电子照相感光体包括：导电载体; 在作为粘合剂树脂的主链中含有具有联苯芴单元（式1）的聚酯树脂和作为抗氧化剂的酚化合物（式2）的感光层，其中抗氧化剂的含量为0.01-50重量％，基于 感光层的电荷输送材料的总重量。 在式1中，芳族化合物上的氢原子不被卤素原子，C 1 -C 20脂族烃或C 5 -C 8环烷基取代或被卤素原子取代。 在式2中，X 1和X 2独立地是氢和C 1 -C 6烷基，Y 1和Y 2独立地是氢，甲基或乙基，X 3独立地是C 1 -C 6烷基等。
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公开(公告)号：KR1020040007960A
公开(公告)日：2004-01-28
申请号：KR1020020041244
申请日：2002-07-15
Applicant: 삼성전자주식회사
IPC: G03G5/05
CPC classification number: G03G5/056 , G03G5/0564 , G03G5/0607 , G03G5/0609 , G03G5/076
Abstract: PURPOSE: Provided is a double-layered positive type organic photoreceptor comprising a charge transport layer, which shows excellent adhesion ability to conductive supports even without anodization of conductive supports or further addition of adhesive layer. CONSTITUTION: The double-layered positive type organic photoreceptor comprises: conductive supports; a charge transport layer comprising charge transfer material which can transfer positive charge, a primary binder resin of polycarbonates, and a secondary binder resin of polyester copolymer containing biphenyl fluorene group(formula 1); and a charge generation layer. The double-layered positive type organic photoreceptor can be used for electrophotography.
Abstract translation: 目的：提供一种双层正型有机感光体，其包含电荷输送层，即使不导电性支持体的阳极氧化也可以显示优异的与导电性载体的粘合能力，或进一步添加粘合剂层。 构成：双层正型有机感光体包括：导电载体; 包含能够转移正电荷的电荷转移材料的电荷输送层，聚碳酸酯的主要粘合剂树脂和含有联苯芴基（式1）的聚酯共聚物的次级粘合剂树脂; 和电荷产生层。 双层正型有机感光体可用于电子照相。
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公开(公告)号：KR102226836B1
公开(公告)日：2021-03-11
申请号：KR1020130121784
申请日：2013-10-14
Applicant: 삼성전자주식회사
Abstract: 근거리통신을이용하여컨텐츠를공유하는단말기및 방법이개시된다. 컨텐츠제공단말기는컨텐츠요청단말기와근거리통신하여데이터를송수신하는근거리통신부; 적어도하나의컨텐츠를공유하는공유이벤트의발생을감지하면, 기설정된식별정보를근거리통신서비스의식별정보로하는근거리통신서비스를시작하는서비스생성부; 상기적어도하나의컨텐츠를기설정된파일명을가지는공유파일로생성하는공유파일생성부; 및상기컨텐츠요청단말기로부터상기공유파일의제공을요청받으면, 상기공유파일을제공하는파일공유부를포함할수 있다.
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Patent Agency Ranking
公开(公告)号：KR1020170137587A
公开(公告)日：2017-12-13
申请号：KR1020160125939
申请日：2016-09-29
Applicant: 삼성전자주식회사
Abstract: 본개시는 LTE와같은 4G 통신시스템이후보다높은데이터전송률을지원하기위한 5G 또는 pre-5G 통신시스템에관련된것이다. 본발명의일 실시예에따르면, 기지국의방법은빔 스위핑(beam sweeping)을지원하는지여부에따른동작모드를확인하는단계, 상기동작모드에관련된신호를단말로전송하는단계및 상기동작모드에따라, 상기단말과통신을수행하는단계를포함할수 있다.
Abstract translation: 本公开涉及在诸如LTE的4G通信系统之后支持更高数据速率的5G或5G前通信系统。 根据本发明的一个实施例，一种基站的方法包括以下步骤：根据是否需要波束扫描来确认操作模式;向终端发送与操作模式相关的信号; 并与终端进行沟通。
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公开(公告)号：KR1020170100188A
公开(公告)日：2017-09-04
申请号：KR1020160022423
申请日：2016-02-25
Applicant: 삼성전자주식회사
CPC classification number: H04W72/0413 , H04B7/024 , H04B7/0613 , H04B17/336 , H04W52/242 , H04W52/40 , H04W88/06 , H04W88/10 , H04W92/20
Abstract: 본개시는 LTE와같은 4G 통신시스템이후보다높은데이터전송률을지원하기위한 5G 또는 pre-5G 통신시스템에관련된것이다. 본개시는비직교성다중접속(non-othogonal multiple access) 및기지국간협력수신 (joint reception)을지원하는제1 기지국의방법에있어서, 상기제1 기지국에의해서비스되는제1 단말및 제2 단말의신호전송을위한자원을할당하고상기할당된전송자원의정보를제2 기지국으로전송하는동작, 상기할당된전송자원의정보를상기제1 단말및 제2 단말에게전송하는동작, 상기할당된전송자원의정보에근거하여상기제1 단말의신호및 상기제2 단말의신호를수신하는동작, 및상기수신된제1 단말의신호및 제2 단말의신호를디코딩하는동작을포함하되, 상기제1 단말의신호가전송되는자원은상기제2 단말의신호가전송되는자원의일부와중첩됨을특징으로하는방법을제안한다.
Abstract translation: 本公开涉及在诸如LTE的4G通信系统之后支持更高数据速率的5G或5G前通信系统。 本发明是在一个期望的第一基站，所述第一终端的信号和由所述第一基站服务的第二终端的方式得到所述基站（联合接收）之间的非正交多址接入（非othogonal多址）和接收合作 分配用于传输的资源并且在所分配的传输资源上发送信息到第二基站;向所述第一终端和所述第二终端发送关于所分配的传输资源的信息; 基于所述信息接收信号，并且在第一端子的第二端子的信号，和包含的信号的信号和接收的第一端子的第二端子的解码操作时，第一终端的操作 并且发送信号的资源与发送第二终端的信号的一部分资源重叠。
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公开(公告)号：KR1020160150611A
公开(公告)日：2016-12-30
申请号：KR1020160078077
申请日：2016-06-22
Applicant: 삼성전자주식회사
CPC classification number: H04W72/12 , H04W72/0413 , H04W74/0833 , H04W88/02 , H04W88/08 , Y02D70/126 , H04W72/1268 , H04W72/042 , H04W72/1289 , H04W74/085
Abstract: 본개시는 LTE와같은 4G 통신시스템이후보다높은데이터전송률을지원하기위한 5G 또는 pre-5G 통신시스템에관련된것이다. 본개시는무선통신시스템에서기지국과통신하는단말의통신방법에있어서, 상기단말의식별정보를포함하는제1 랜덤액세스요청메시지를상기기지국에게전송하는동작; 상기제1 랜덤액세스요청메시지에대한응답으로써 SPS(semi-persistent scheduling) 단말 ID(identity) 및 UL(uplink) 자원할당정보를포함하는응답메시지를수신하는동작; 및상기 SPS 단말 ID를이용하여상기 UL 자원할당정보에의해지시되는자원에서주기적으로 UL 데이터를송신하는동작을포함하되, 상기단말의식별정보는상기단말이 SPS 단말로써지정될것을지시하는정보임을특징으로하는방법을제공한다.
Abstract translation: 本发明涉及一种用于支持比诸如LTE的4G通信系统更高数据传输速率的5G或5G前通信系统。 本发明提供了一种在无线通信系统中与基站通信的终端的通信方法，所述通信方法包括以下动作：向所述基站发送包括所述终端的识别信息的第一随机接入请求消息; 作为对所述第一随机接入请求消息的响应，接收包括半永久调度（SPS）终端标识（ID）和上行链路（UL））资源分配信息的响应消息; 并且使用所述SPS终端ID周期性地从由UL资源分配信息指示的资源发送UL数据，其中，所述终端的识别信息是指示所述终端将被指定为SPS终端的信息。
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公开(公告)号：KR1020160064659A
公开(公告)日：2016-06-08
申请号：KR1020140168524
申请日：2014-11-28
Applicant: 삼성전자주식회사
IPC: H04B7/04
CPC classification number: H04L25/0202 , H04B7/04 , H04B7/0408 , H04L25/0204 , H04L25/0228 , H04B7/0417
Abstract: 본개시의실시예가제공하는복수개의안테나소자를이용하여빔 포밍을지원하는무선통신시스템에서단말이채널을추정하는방법은, 기지국으로부터상기복수개의기준빔들을포함하는기준빔 집합을수신하는과정과, 상기기준빔 집합에포함된복수개의기준빔들로부터적어도하나의유효빔을선택하는과정과, 상기선택된유효빔에기초하여상기기지국과상기단말간의채널을추정하는과정과, 상기추정된채널에대한채널정보를생성하는과정과, 상기생성된채널정보를상기기지국으로송신하는과정을포함한다.
Abstract translation: 本发明的实施例提供一种终端估计支持使用多个天线元件的波束成形的无线通信系统中的信道的方法。 本发明的方法包括以下处理：从基站接收包括多个参考波束的参考波束组; 从包括在参考光束组中的多个参考光束中选择至少一个有效光束; 基于选择的有效波束来估计基站和终端之间的信道; 产生关于估计信道的信道信息; 以及将生成的信道信息发送到基站。 当终端发送反馈信号时，本发明的方法减少了开销。
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公开(公告)号：KR1020050102800A
公开(公告)日：2005-10-27
申请号：KR1020040028074
申请日：2004-04-23
Applicant: 삼성전자주식회사
IPC: G03G9/12
Abstract: 액체 토너 조성물이 개시된다. 본 액체 토너 조성물은 착색제, 오가노졸, 대전 제어제 및 캐리어 액체를 포함하고,상기 오가노졸은 상기 캐리어 액체에 불용성인 열가소성 (코)폴리머 코아와, 상기 열가소성 (코)폴리머 코아에 공유 결합되어 있는 (코)폴리머 그래프트 안정제를 포함하며, 상기 (코)폴리머 그래프트 안정제는 상기 캐리어 액체에 가용성인 모노머와 상기 (코)폴리머 코아용 모노머를 중합한 고분자 물질인 것을 특징으로 한다. 본 발명에 따르면, 전자사진용 화상형성장치에 있어서 감광체 및 전사체의 클리닝이 성능을 향상시킬 수 있고, 구동시 마찰력에 의한 과부하를 방지할 수 있는 액체 토너 조성물을 제공할 수 있는 효과가 있다.
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