专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

WO2012107426A1 METHOD OF SHARING DATA IN A HOME NETWORK AND APPARATUS IMPLEMENTING THE METHOD 审中-公开
标题翻译：在家庭网络中共享数据的方法和实现方法的装置
公开(公告)号：WO2012107426A1
公开(公告)日：2012-08-16
申请号：PCT/EP2012/052009
申请日：2012-02-07
申请人： THOMSON LICENSING , TAPIE, Thierry , DEFRANCE, Serge , GENDROT, Rémy
发明人： TAPIE, Thierry , DEFRANCE, Serge , GENDROT, Rémy
IPC分类号： G06F17/30 , H04L29/08 , H04L29/06 , H04L12/28
CPC分类号： G06F17/30194 , G06F17/30067 , H04L12/2809 , H04L12/2812 , H04L12/283 , H04L67/06 , H04L67/28
摘要： The invention proposes a method and device for sharing content in a heterogeneous home network comprising a plurality of different devices with a plurality of different network resource sharing protocols and different file systems.
摘要翻译：本发明提出了一种用于在异构家庭网络中共享内容的方法和设备，其包括具有多个不同网络资源共享协议和不同文件系统的多个不同设备。

2. 发明申请

WO2009030740A1 REDUCTION IN THE ACQUISITION DURATION OF A PHASE-LOCKED LOOP ABLE TO RECONSTITUTE A SYNCHRONISATION SIGNAL TRANSMITTED OVER AN IP NETWORK 审中-公开
标题翻译：在相位锁定环路的采集时间内减少以重新发送通过IP网络发送的同步信号
公开(公告)号：WO2009030740A1
公开(公告)日：2009-03-12
申请号：PCT/EP2008/061757
申请日：2008-09-05
申请人： THOMSON LICENSING , TAPIE, Thierry , DEFRANCE, Serge , MACE, Gael
发明人： TAPIE, Thierry , DEFRANCE, Serge , MACE, Gael
IPC分类号： H03L7/10
CPC分类号： H03L7/10
摘要： The present invention relates to the domain of video equipment. More specifically, it concerns a reception device that comprises the means for: - receiving packets containing samples PCR r , that come from data sampled every T ech period, where T ech is from a time base synchronised on all the stations of said network, - regenerating a counting ramp CSR_PCR 1 having a count increment C and a range value PCR_Modulus, using a phase-locked loop PLL 1 that receives the samples PCR r and that delivers local samples PCR_loc 1 every T ech period and a reconstituted clock CLK_out 1 , - initialising, at every zero-crossing of the counting ramp CSR_PCR 1 , an image counter CPT that is determined by the reconstituted clock CLK_out 1 . According to the invention, it comprises, further, means MES 1 for determining the values of count increments ΔC.
摘要翻译：本发明涉及视频设备的领域。更具体地说，它涉及一种接收装置，其包括以下装置： - 接收包含样本PCR r的分组，该分组来自每个技术周期采样的数据，其中，Tech来自在所述网络的所有站上同步的时基， - 再生使用接收样本PCRr的锁相环路PLL1，并且每个过零周期递送局部样本PCR_loc1和重建时钟CLK_out1， - 在每个过零点处进行初始化，计数增量C和范围值PCR_Modulus的计数斜坡CSR_PCR1 计数斜坡CSR_PCR1是由重构时钟CLK_out1确定的图像计数器CPT。根据本发明，还包括用于确定计数增量值C C的装置MES1。

3. 发明申请

WO2010031840A1 METHODS FOR THE REDUCTION OF DIFFERENCE IN PHASE FOLLOWING DISCONNECTION OF A PHASE LOCKED LOOP AND DEVICES IMPLEMENTING SUCH METHODS 审中-公开
标题翻译：用于在相位锁定环路断开的相位中降低差异的方法和实现这种方法的装置
公开(公告)号：WO2010031840A1
公开(公告)日：2010-03-25
申请号：PCT/EP2009/062119
申请日：2009-09-18
申请人： THOMSON LICENSING , TAPIE, Thierry , DEFRANCE, Serge , CHEVALLIER, Louis
发明人： TAPIE, Thierry , DEFRANCE, Serge , CHEVALLIER, Louis
IPC分类号： H04L7/00 , H03L7/10 , H04N7/62 , H04L7/033
CPC分类号： H04L7/0008 , H03L7/08 , H04L7/0331 , H04N21/4305
摘要： The present invention relates, according to a first aspect, a method for reduction of the difference in phase between a first signal and a second signal, a phase locked loop PLL 1 receiving the samples PCR r from the first signal and producing local samples PCR_loc 1 from the second signal, said loop PLL 1 also producing a second signal from a difference ε between the samples received PCR r and the local samples PCR_loc 1 , parameters ADDEND from the phase locked loop being initialized and modified during the functioning. According to the invention, when the phase locked loop PLL1 functions in a regime established during a first connection, it comprises: - a step 10 of acquisition of at least one value Val1, Val2 of at least one parameter ADDEND of the phase locked loop PLL 1 as well as a timestamp t1, t2 at which the acquisition was realized, - a step 20 of memorization of the value Val1, Val2 of the parameter or parameters ADDEND in a database.
摘要翻译：根据第一方面，本发明涉及用于减少第一信号和第二信号之间的相位差的方法，锁相环PLL1从第一信号接收样本PCRr，并从第二信号产生局部样本PCR_loc1 所述环路PLL1还产生来自接收到的样本的PCR和本地采样PCR_loc1之间的差异e的第二信号，来自锁相环的参数ADDEND在功能期间被初始化和修改。根据本发明，当锁相环PLL1在第一连接期间建立的方案中起作用时，其包括： - 获取锁相环PLL1的至少一个参数ADDEND的至少一个值Val1，Val2的步骤10 以及实现采集的时间戳t1，t2，在数据库中存储参数值Val1，Val2或参数ADDEND的步骤20。

4. 发明申请

WO2010052216A1 SYSTEM FOR TRANSMISSION OF A SYNCHRONIZATION SIGNAL 审中-公开
标题翻译：用于传输同步信号的系统
公开(公告)号：WO2010052216A1
公开(公告)日：2010-05-14
申请号：PCT/EP2009/064542
申请日：2009-11-03
申请人： THOMSON LICENSING , TAPIE, Thierry , DEFRANCE, Serge , DEMARTY, Claire-hélène
发明人： TAPIE, Thierry , DEFRANCE, Serge , DEMARTY, Claire-hélène
IPC分类号： H04N7/62 , H04N5/04 , H03L7/06
CPC分类号： H04N21/64322 , H04N5/073 , H04N21/242 , H04N21/8547
摘要： The present invention relates to the domain of video equipment. Specifically it relates to a transmission device able to transmit packets in a packet communication network, said device comprising the means (EXS) to extract clock signals (CLK) and pulses (IMP1) at frequency FV synchronous with signals (CLK) from a synchronization signal (SGO), According to the invention the device also comprises: - the means (DIVP) to produce, from the pulses (IMP1) and said clock signals (CLK), a signal (SA) at frequency FA such that FA = FV/P where P is an integer number, - the means (LFVO1) to produce from a signal (SCOMP1) a signal (SB) at frequency FB greater than FA, - the means (DIVQ) to produce, from the signal (SB), a signal (SC) at frequency FC so that FC = FB/Q where Q is an integer number, - the means (DIVR) to produce, from the signal (SC), a signal (CLR) at frequency FCLR so that FCLR = FC/R where R is an integer number, - the means (COMP1) to compare the signal (SA) with the signal (SB), said means (COMP1) delivering a comparison signal (SCOMP1), - a counter (CPT_PCR1) whose rate is determined by the signal (SB) and initialized by the signal (CLR), said counter (CPT_PCR1) produced from counting ramps (CSE_PCR), - the means (LATCH1) to realize the samples (PCR e ) of ramps (CSE_PCR) via a signal (CLKech) from a time base synchronized on all the devices connected to said network, and - the means (INTE) to transmit a packet comprising the sample (PCR e ) in the communications network.
摘要翻译：本发明涉及视频设备的领域。具体地说，本发明涉及一种能够在分组通信网络中发送分组的传输设备，所述设备包括以与来自同步信号的信号（CLK）同步的频率FV提取时钟信号（CLK）和脉冲（IMP1）的装置（EXS）（SGO），根据本发明，该装置还包括： - 从脉冲（IMP1）和所述时钟信号（CLK）产生频率FA下的信号（SA）的装置（DIVP），使得FA = FV / P，其中P是整数， - 从频率FB大于FA的信号（SB）产生信号（SCOMP1）的装置（LFVO1）， - 从信号（SB）产生的装置（DIVQ）在频率FC处的信号（SC），使得FC = FB / Q，其中Q是整数， - 从信号（SC）产生频率为FCLR的信号（CLR）的装置（DIVR），使得FCLR = FC / R，其中R是整数， - 将信号（SA）与信号（SB）进行比较的装置（COMP1），传送比较信号（SCOMP1）的所述装置（COMP1）， - 计数器（CPT_PCR1），其速率由信号（SB）确定并由信号（CLR）初始化，所述计数器（CPT_PCR1）由计数斜坡（CSE_PCR）产生， - 装置（LATCH1）实现样本（PCRe）通过来自连接到所述网络的所有设备同步的时基的信号（CLKech）的斜坡（CSE_PCR），以及 - 在通信网络中传送包括样本（PCRe）的分组的装置（INTE）。

5. 发明申请

WO2009130213A1 TIME LABELLING ASSOCIATED WITH AN EQUIPMENT SYNCHRONISATION SYSTEM CONNECTED TO A NETWORK 审中-公开
标题翻译：与连接到网络的设备同步系统相关的时间标签
公开(公告)号：WO2009130213A1
公开(公告)日：2009-10-29
申请号：PCT/EP2009/054731
申请日：2009-04-21
申请人： THOMSON LICENSING , TAPIE, Thierry , DEFRANCE, Serge , JOUET, Pierrick
发明人： TAPIE, Thierry , DEFRANCE, Serge , JOUET, Pierrick
IPC分类号： H04N7/24 , H04N7/62
CPC分类号： H04N21/4305 , H04N21/23608 , H04N21/4344
摘要： The present invention relates to the domain of video equipment. It concerns more specifically a transmission device able to transmit packets, said device comprising the means to extract image ticks from a synchronisation signal, the means to initialise an image counter from said image ticks, the means to initialise a CPT_ PCR counter every "m" passage through zero of the image counter, CPT_PCR producing counting ramps CSE_PCR with a range M, the means to sample the counting ramps CSE_PCR every T ech period, where T ech is from a time base synchronised on all the stations of said network, and the means to transmit packets comprising a PCR e sample of the CSE_PCR counting ramp. According to the invention, it also comprises the means to insert in the packet: - an Num index identifying the CSE_PCR counting ramp from which the PCR e sample is realised, and - a time label Datejnit indicating a CSE_PCR counting ramp timestamp passage through a reference value PCR_REF comprised between 0 and M-1.
摘要翻译：本发明涉及视频设备的领域。它更具体地涉及能够发送分组的传输设备，所述设备包括从同步信号中提取图像滴答的装置，从所述图像刻度初始化图像计数器的装置，每m个初始化CPT_CRP计数器的装置，通过图像计数器的零点，CPT_PCR产生具有范围M的计数斜坡CSE_PCR，每个技术周期采样计数斜坡CSE_PCR的装置，其中Tech来自在所述网络的所有站上同步的时基，以及发送包括CSE_PCR计数斜坡的PCRe样本的分组。根据本发明，它还包括插入到分组中的装置： - 标识CSE_PCR计数斜坡的Num索引，从中实现PCRe样本，以及 - 指示CSE_PCR计数斜坡时间戳通过参考值的时间标签Datejnit PCR_REF在0和M-1之间。

6. 发明申请

WO2009030745A1 FINE COMPENSATION OF A PACKET TRANSPORT TIME FOR A SYNCHRONISATION OF EQUIPMENT LINKED BY AN IP NETWORK 审中-公开
标题翻译：用于与IP网络连接的设备同步的分组传输时间的精细补偿
公开(公告)号：WO2009030745A1
公开(公告)日：2009-03-12
申请号：PCT/EP2008/061766
申请日：2008-09-05
申请人： THOMSON LICENSING , TAPIE, Thierry , DEFRANCE, Serge , SERRE, Catherine
发明人： TAPIE, Thierry , DEFRANCE, Serge , SERRE, Catherine
IPC分类号： H04N7/62 , H04N5/073
CPC分类号： H04N21/4305 , H04N5/126
摘要： The present invention relates to the domain of video equipment. More specifically, it relates to a device able to receive packets in a packet switching network. The device comprises: - means for regenerating a counting ramp CSR_PCR 1 having a range value PCR_Modulus using a phase-locked loop PLL 1 receiving the samples PCR r,i and also delivering local samples PCR_loc 1,i every T ech period and a reconstituted clock CLK_out 1 , - means for initialising, at every zero-crossing of the counting ramp CSR_PCR 1 , an image counter CPT that is determined by the reconstituted clock CLK_out 1 , - means for generating image cues at every zero- crossing of said image counter CPT, and - means for reconstituting a synchronisation signal from said image cues. According to the invention, the device comprises: - means for determining a difference value ΔE i between two consecutive received samples PCR r,i+1 and PCR r,i , - means for storing the difference values ΔE i, - means for determining a mean value i of the difference values ΔE i, - means for adding the mean value i to the received samples PCR r,i .
摘要翻译：本发明涉及视频设备的领域。更具体地，涉及能够在分组交换网络中接收分组的设备。该装置包括： - 用于使用接收样本PCRr，i的锁相环PLL1再生具有范围值PCR_Modulus的计数斜坡CSR_PCR1的装置，并且还每个技术周期和重构时钟CLK_out1递送局部样本PCR_loc1，i，在计数斜坡CSR_PCR1的每过零点进行初始化，由重建的时钟CLK_out1确定的图像计数器CPT， - 用于在所述图像计数器CPT的每个零交叉处生成图像提示的装置，以及 - 用于重新构建同步的装置来自所述图像提示的信号。根据本发明，该装置包括： - 用于确定两个连续接收样本之间的差值ΔEi的装置，PCRr，i + 1和PCRr，i， - 用于存储差分值的装置∈Ei， - 用于确定平均值<？ E i i的差分值E i i， - 用于将平均值r，i，

7. 发明申请

WO2009030739A1 PLL LOOP ABLE TO RECOVER A SYNCHRONISATION CLOCK RHYTHM COMPRISING A TEMPORAL DISCONTINUITY 审中-公开
标题翻译： PLL环路可以恢复包含时钟不连续性的同步时钟周期
公开(公告)号：WO2009030739A1
公开(公告)日：2009-03-12
申请号：PCT/EP2008/061756
申请日：2008-09-05
申请人： THOMSON LICENSING , TAPIE, Thierry , DEFRANCE, Serge , SERRE, Catherine
发明人： TAPIE, Thierry , DEFRANCE, Serge , SERRE, Catherine
IPC分类号： H03L7/093
CPC分类号： H03L7/093 , H03L7/10 , H04N21/4305
摘要： The present invention relates to the domain of video equipment. It relates to a phase-locked loop PLL 1 able to recover the timing of a synchronisation signal PCR R comprising a temporal discontinuity of a maximum amplitude equal to PCR_Modulus, the loop PLL 1 comprising: - a sample comparator CMP 1 comparing the samples PCR r and the local samples of a synthesised signal PCR_loc 1 , - means GEN 1 for producing the synthesised signal PCR_loc 1 from a corrected signal ERC, - a corrector COR 1 receiving a comparison result ERR delivered by the comparison means CMP 1 and delivering the corrected signal ERC. According to the invention, the comparison means CMP 1 comprises the means to determine a difference in value between the local samples PCR_loc 1 and the samples of the synchronisation signal and in that the comparison result ERR has a value that depends on the value and on the difference between the value and the value PCR_Modulus/2.
摘要翻译：本发明涉及视频设备的领域。它涉及一种能够恢复同步信号PCRR的定时的锁相环PLL1，其包括等于PCR_Modulus的最大振幅的时间不连续性，该环路PLL1包括： - 采样比较器CMP1，用于将样本PCRr和局部样本合成信号PCR_loc1， - 表示用于从校正信号ERC产生合成信号PCR_loc1的GEN1， - 接收由比较装置CMP1传送的比较结果ERR并传送校正信号ERC的校正器COR1。根据本发明，比较装置CMP1包括确定局部样本PCR_loc1与同步信号样本之间的差值的装置，并且比较结果ERR具有取决于该值的值以及取决于值和值PCR_Modulus / 2。

8. 发明申请

WO2010086077A1 METHOD FOR ASSIGNING A TARGET TO A CONFIGURABLE OSCILLATOR OF A PHASE-LOCKED LOOP 审中-公开
标题翻译：将目标分配给相位锁定环路的可配置振荡器的方法
公开(公告)号：WO2010086077A1
公开(公告)日：2010-08-05
申请号：PCT/EP2009/067880
申请日：2009-12-23
申请人： THOMSON LICENSING , DEFRANCE, Serge , JOLLY, Emmanuel , TAPIE, Thierry
发明人： DEFRANCE, Serge , JOLLY, Emmanuel , TAPIE, Thierry
IPC分类号： H04L7/033 , H03L7/099
CPC分类号： H04L7/0331 , H03L7/08
摘要： The present invention relates to, a method for assigning a target (CSG) to a configurable oscillator (VCO) of a phase-locked loop (PLL), the phase-locked loop (PLL) receiving samples (PCRr, PCR1r, PCR2r) of a first signal realised according to a sampling clock (CLKech) and producing local samples (PCR_Loc, PCR_Loc1, PCR_Loc2) of a second signal, said phase-locked loop (PLL) also producing the second signal from a reconstituted clock (CLK_out) delivered by the configurable oscillator (VCO), the target (CSG) of the phase-locked loop (PLL) having by default a value equal to CSGinit. According to the invention, at the start-up of said phase-locked loop (PLL), it comprises: - a step (10) to memorise a value of a sample (PCR1r) received and a local sample value (PCR_Loc1) produced at a time t1 where the sample (PCR1r) is valid and the value of the target (CSG) is set at a value CSGinit, - a step (20) to memorise a sample value (PCR2r) received following the sample (PCR1r) and a local sample value (PCR_Loc2) produced at a time t2 where the sample (PCR2r) is valid and the value of the target (CSG) is set at the value 20 CSGinit, - a step (30) to evaluate and assign a value of CSGacc = CSGinit.(PCR_Loc2 -PCR_Loc1)/(PCRr2 -PCRr1) - a step (60) to assign to an accumulation corrector (COR) of the phase-locked loop (PLL) an initialisation value COR INIT the value CSG acc and to assign to the target (CSG) a corrected difference (ERC) delivered by the accumulation corrector (COR) in response to a difference (ERR) between a received sample (PCRr) and a local sample (PCR_Loc).
摘要翻译：本发明涉及一种将目标（CSG）分配给锁相环（PLL）的可配置振荡器（VCO）的方法，锁相环（PLL）接收样本（PCRr，PCR1r，PCR2r）根据采样时钟（CLKech）实现并产生第二信号的局部采样（PCR_Loc，PCR_Loc1，PCR_Loc2）的第一信号，所述锁相环（PLL）还产生来自重构时钟（CLK_out）的第二信号可配置振荡器（VCO），锁相环（PLL）的目标（CSG）默认值等于CSGinit。根据本发明，在所述锁相环（PLL）的启动时，其包括： - 存储接收到的样本（PCR1r）的值的步骤（10）和在样本（PCR1r）有效并且目标值（CSG）的值被设置为值CSGinit的时间t1，记录样本（PCR1r）之后接收的样本值（PCR2r）的步骤（20）在样本（PCR2r）有效的时刻t2产生的局部样本值（PCR_Loc2），目标（CSG）的值被设定为值为20的CSGinit， - 评估和分配CSGacc的值的步骤（30）（PCR_Loc2 -PCR_Loc1）/（PCRr2 -PCRr1） - 将锁相环（PLL）的累加校正器（COR）分配给初始化值COR INIT的值CSG acc并赋值的步骤（60）响应于接收样本（PCRr）和局部样本（PCR_Loc）之间的差异（ERR），向目标（CSG）提供由累积校正器（COR）递送的校正差分（ERC）。

9. 发明申请

WO2009156450A1 TEMPORAL ADJUSTMENT OF THE CUT-OFF FREQUENCY OF A PACKET RECEPTION DEVICE CONNECTED TO A NETWORK 审中-公开
标题翻译：连接到网络的分组接收设备的切断频率的时间调整
公开(公告)号：WO2009156450A1
公开(公告)日：2009-12-30
申请号：PCT/EP2009/057914
申请日：2009-06-24
申请人： THOMSON LICENSING , TAPIE, Thierry , DEFRANCE, Serge , MACE, Gael
发明人： TAPIE, Thierry , DEFRANCE, Serge , MACE, Gael
IPC分类号： H04N7/62
CPC分类号： H04N21/4305 , H03L7/093 , H03L7/1075 , H03L2207/06
摘要： The present invention relates to the domain of video equipment, it relates more specifically to a reception device able to receive packets in a packet communication network that comprises: means for receiving packets from the network, the packets containing samples PCR r , from data sampled every T ech period, where T ech is from a time base synchronised on all the stations of said network, the means to regenerate a counting ramp CSR_PCR 1 using a phase locked loop PLL 1 receiving the samples PCR r and also delivering local samples PCR_loc 1 every T ech period and a reconstituted clock CLK_out 1 , the means for initialising, at every zero-crossing of the counting ramp CSR-PCR 1 , an counter CPT, the rhythm of which is determined by the reconstituted clock. The loop PLL 1 is notably characterized by a cut-off frequency f c . According to the invention, the device also comprises an adjustment device for the cut-off frequency DAC 1 that temporaily adjusts the cut-off frequency of the phase locked loop.
摘要翻译：本发明涉及视频设备的领域，更具体地涉及能够在分组通信网络中接收分组的接收装置，该接收装置包括：用于从网络接收分组的装置，包含样本PCRr的分组，从每个技术采样的数据期间，其中Tech来自在所述网络的所有站上同步的时基，使用接收样本PCRr的锁相环PLL1再生计数斜坡CSR_PCR1的装置，并且还每技术周期递送本地采样PCR_loc1和重构时钟CLK_out1 ，在计数斜坡CSR-PCR1的每个零交叉处进行初始化的方法，计数器CPT，其节奏由重构时钟确定。环路PLL1的特征在于截止频率fc。根据本发明，该装置还包括一个用于截止频率DAC1的调节装置，其暂时地调节锁相环的截止频率。

10. 发明申请

WO2008151996A1 AUTOMATIC COMPENSATION OF A DELAY OF A SYNCHRONIZATION SIGNAL IN A PACKET SWITCHING NETWORK 审中-公开
标题翻译：分组交换网络中同步信号延迟的自动补偿
公开(公告)号：WO2008151996A1
公开(公告)日：2008-12-18
申请号：PCT/EP2008/057095
申请日：2008-06-06
申请人： THOMSON LICENSING , TAPIE, Thierry , DEFRANCE, Serge , GRASLAND, Izabela
发明人： TAPIE, Thierry , DEFRANCE, Serge , GRASLAND, Izabela
IPC分类号： H04N7/62 , H04N7/24
CPC分类号： H04N21/6125 , H03L7/091 , H04N21/4305
摘要： The present invention relates to a sending device able to send packets in a network comprising at least two stations, the said device comprising means for extracting image pips on the basis of a synchronization signal, initializing an image counter on the basis of the image pips, initializing a counter CPT_PCR every "m" zero-crossings of the image counter, the counter CPT_PCR being regulated by a clock produced by the image counter, sampling the counter CPT_PCR every period Tsm, where Tsm emanates from a time base synchronized on all the stations of the said network; and sending packets containing the samples PCRe of the counter CPT_PCR in the network. According to the invention, it comprises means for receiving packets containing samples PCR-IoC 1 sent by a station of the network as echo to the samples PCRe and when samples PCR-IoC 1 are received for: - evaluating a duration of propagation of samples over an outward-return trip between the said device and the said station; - determining a phase shift value Δφ on the basis of the duration of propagation; - sending the phase shift value Δφ in the network.
摘要翻译：本发明涉及能够在包括至少两个站的网络中发送分组的发送设备，所述设备包括：用于基于同步信号提取图像点的装置，基于图像点初始化图像计数器; 初始化计数器CPT_PCR每图像计数器的每个“m”过零点，计数器CPT_PCR由图像计数器产生的时钟调节，每个周期Tsm对计数器CPT_PCR进行采样，其中Tsm从所有站上同步的时基发出的所述网络; 并在网络中发送包含计数器CPT_PCR的样本PCRe的分组。根据本发明，它包括用于接收包含由网络站发送的样本PCR-IoC1的分组作为对样本PCRe的回波的装置，并且当接收到样本PCR-IoC1时： - 评估样本在外部的传播持续时间在所述设备和所述站之间返回行程; - 基于传播的持续时间确定相移值Δf; - 发送网络中的相移值Δf。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式