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对比文件列表
2002-05-10_JP2002135902A_发明专利_JP2002135902A Non-contact feeding system_+++Q_a_b_l+++.docx
2026-03-10 16:00
2005-11-16_GB2414120A_发明专利_GB2414120A Controlling inductive power transfer systems_+++D_F_J_K_Q_a_b_c_e_g_h_l_m_n_o_p_r+++.docx
2026-03-10 16:00
2005-11-17_WO2005109598A_发明申请_WO2005109598A1 CONTROLLING INDUCTIVE POWER TRANSFER SYSTEMS_+++A_D_E_F_G_H_J_K_L_M_O_P_Q_R+++.docx
2026-03-10 16:00
2007-09-20_US2007216392A_发明申请_US20070216392A1 Controlling Inductive Power Transfer Systems_+++A_D_E_F_G_J_K_L_P_Q_R_h_i+++.docx
2026-03-10 16:00
2007-12-20_JP2007537688A_发明专利_JP2007537688A Control of inductive power transfer system_+++A_D_E_F_G_J_K_L_M_N_O_P_Q_R_h+++.docx
2026-03-10 16:00
2009-04-22_CN101414765A_发明公开_CN101414765A 控制感应功率传输系统和方法_+++D_E_F_J_K_O_P_Q_a_g_h_i_l_m_r+++.docx
2026-03-10 16:00
2009-05-20_CN101436791A_发明公开_CN101436791A 送电控制装置、送电装置、电子设备以及无触点电力传输系统_+++A_E_F_J_L_P_Q_d_h_k_o+++.docx
2026-03-10 16:00
2009-05-28_US2009134713A_发明申请_US20090134713A1 CONTROLLING INDUCTIVE POWER TRANSFER SYSTEMS_+++A_D_E_F_J_K_L_O_P_Q_g_h_m_r+++.docx
2026-03-10 16:00
2009-07-02_AU2008339681A_发明专利_AU2008339681A1 Inductive power transfer_+++A_F_H_J_K_L_Q_d_e_g_i_o_p_r+++.docx
2026-03-10 16:00
2009-07-02_CA2709860A_发明专利_CA2709860A1 INDUCTIVE POWER TRANSFER_+++A_F_H_J_K_L_Q_b_d_e_g_m_n_o_p_r+++.docx
2026-03-10 16:00
2009-07-02_WO2009081115A_发明申请_WO2009081115A1 INDUCTIVE POWER TRANSFER_+++F_H_K_Q_a_d_e_g_j_l_m_o_p+++.docx
2026-03-10 16:00
2010-01-01_TW201001867A_发明专利_TW201001867A 感應式電力轉移裝置及其偵測方法 INDUCTIVE POWER TRANSFER_+++J_K_a_d_e_f_g_h_i_l_q+++.docx
2026-03-10 16:00
2010-05-25_KR1020100054885A_发明公开_KR1020100054885A 유도 전력 전송 시스템들의 제어_+++A_B_C_D_E_F_G_H_I_J_K_L_M_N_O_P_Q_R+++.docx
2026-03-10 16:00
2010-08-19_US2010207575A_发明申请_US20100207575A1 METHOD OF CONTROLLING A POWER TRANSFER SYSTEM AND POWER TRANSFER SYSTEM_+++J_L_Q_a_d_e_f_g_k_o+++.docx
2026-03-10 16:00
2010-09-01_CN101821919A_发明公开_CN101821919A 控制功率传送系统的方法及功率传送系统_+++G_J_L_Q_a_d_e_f_h_i_k+++.docx
2026-03-10 16:00
2010-09-29_EP2232668A_发明公开_EP2232668A1 INDUCTIVE POWER TRANSFER_+++A_D_E_F_H_J_K_L_O_P_Q_a_g_i_m_n_r+++.docx
2026-03-10 16:00
2011-01-13_US2011006613A_发明申请_US20110006613A1 CONTROLLING INDUCTIVE POWER TRANSFER SYSTEMS_+++A_D_F_J_K_L_P_Q_e_g_o_r+++.docx
2026-03-10 16:00
2011-07-21_US2011175705A_发明申请_US20110175705A1 PASSIVE RFID TRIGGERING SYSTEMS AND METHODS USING ANTENNA REVERSE POWER DETECTION_+++a_f_q+++.docx
2026-03-10 16:00
2011-08-11_US2011196544A_发明申请_US20110196544A1 INPUT PARASITIC METAL DETECTION_+++F_G_H_J_K_M_N_Q_a_d_e_i_l_o_p+++.docx
2026-03-10 16:00
2011-09-15_US2011221388A_发明申请_US20110221388A1 DETECTION AND PROTECTION OF DEVICES WITHIN A WIRELESS POWER SYSTEM_+++A_B_D_E_F_G_H_I_J_K_L_M_N_O_P_Q_R_c+++.docx
2026-03-10 16:00
2011-09-15_WO2011113029A_发明申请_WO2011113029A2 DETECTION AND PROTECTION OF DEVICES WITHIN A WIRELESS POWER SYSTEM_+++A_B_D_E_F_G_H_J_K_M_N_O_P_Q_R_c_i_l+++.docx
2026-03-10 16:00
2011-11-24_US2011285214A_发明申请_US20110285214A1 CONTROLLING INDUCTIVE POWER TRANSFER SYSTEMS_+++A_D_F_H_K_L_P_Q_e_g_j_m_n_o_r+++.docx
2026-03-10 16:00
2011-11-30_CN101483358B_发明授权_CN101483358B 输电控制装置、输电装置、无触点电力传输系统及电子设备_+++F_J_K_L_Q_a_d_g+++.docx
2026-03-10 16:00
2012-04-25_CN101436791B_发明授权_CN101436791B 送电控制装置、送电装置、电子设备以及无触点电力传输系统_+++A_F_K_L_P_Q_d_e_g_h_j_r+++.docx
2026-03-10 16:00
2013-01-16_EP2545628A_发明公开_EP2545628A2 DETECTION AND PROTECTION OF DEVICES WITHIN A WIRELESS POWER SYSTEM_+++A_B_D_E_F_G_H_I_J_K_M_N_O_P_Q_R_c_l+++.docx
2026-03-10 16:00
2013-03-14_US2013062959A_发明申请_US20130062959A1 SYSTEMS AND METHODS FOR DETECTING AND IDENTIFYING A WIRELESS POWER DEVICE_+++A_B_D_E_F_G_H_I_J_K_L_M_N_O_P_Q_R+++.docx
2026-03-10 16:00
2013-06-13_JP2013523067A_发明专利_JP2013523067A Detection and protection of the apparatus of the wireless power in the system_+++A_B_C_D_E_F_G_H_I_J_K_L_M_N_O_P_Q_R+++.docx
2026-03-10 16:00
2013-06-20_WO2013088238A_发明申请_WO2013088238A2 INDUCTIVE POWER TRANSFER SYSTEM AND METHOD_+++A_D_E_F_G_H_I_J_K_L_O_P_Q_R_m_n+++.docx
2026-03-10 16:00
2014-10-29_CN101488677B_发明授权_CN101488677B 控制感应功率传输系统_+++D_F_G_J_K_P_Q_a_b_c_e_l_m_n_o_r+++.docx
2026-03-10 16:00
2014-11-27_JP2014223012A_发明专利_JP2014223012A 無線電力システム内の装置の検出および保護_+++A_B_D_E_F_G_H_I_J_K_M_N_P_Q_R_l_o+++.docx
2026-03-10 16:00
2015-08-11_US9106086B_发明授权_US09106086B2 Detection and protection of devices within a wireless power system_+++A_B_D_E_F_G_H_J_K_M_N_P_Q_R_c_i_l_o+++.docx
2026-03-10 16:00
2015-09-30_CN102792546B_发明授权_CN102792546B 对无线电力系统内的装置的检测和保护_+++A_B_D_E_F_G_H_I_J_K_M_N_O_P_Q_R_c_l+++.docx
2026-03-10 16:00
2015-11-26_US2015340906A_发明申请_US20150340906A1 DETECTION AND PROTECTION OF DEVICES WITHIN A WIRELESS POWER SYSTEM_+++A_B_D_E_F_G_H_I_J_K_L_M_N_O_P_Q_R_c+++.docx
2026-03-10 16:00
2017-03-15_EP2148404B_发明授权_EP2148404B1 Controlling inductive power transfer systems_+++a_d_e_f_g_h_i_j_k_l_m_n_o_p_q_r+++.docx
2026-03-10 16:00
2017-03-23_JP2017060403A_发明专利_JP2017060403A 無線電力システム内の装置の検出および保護_+++A_F_G_H_I_L_P_Q_R_b_c_d_j+++.docx
2026-03-10 16:00
2017-12-14_KR101809289B_发明授权_KR101809289B1 무선 전력 시스템 내의 디바이스들의 검출 및 보호_+++A_B_D_E_F_G_H_I_J_K_M_N_O_P_R_c_l_q+++.docx
2026-03-10 16:00
2018-04-03_US9935502B_发明授权_US09935502B2 Detection and protection of devices within a wireless power system_+++A_B_D_E_F_G_H_I_J_K_L_M_N_O_P_Q_R_c+++.docx
2026-03-10 16:00
2020-02-21_CN105071446B_发明授权_CN105071446B 对无线电力系统内的装置的检测和保护_+++A_B_C_D_E_F_G_H_I_J_K_L_M_N_O_P_Q_R+++.docx
2026-03-10 16:00
EP2545628A2_Description_20260222_1808_+++A_B_C_D_E_F_G_H_J_K_M_N_O_P_R_i_l_q+++.docx
2026-03-10 16:00
EP2545628A2_Description_20260304_2029_+++A_B_C_E_F_G_H_I_J_K_M_N_P_Q_R_d_l_o+++.docx
2026-03-10 16:00
JP2010051137A_Description_20260222_1808_+++D_F_G_J_K_Q_a_e_l_o+++.docx
2026-03-10 16:00
2011-11-24_US2011285214A_发明申请_US20110285214A1 CONTROLLING INDUCTIVE POWER TRANSFER SYSTEMS_+++A_D_F_H_K_L_P_Q_e_g_j_m_n_o_r+++.docx

对比文件名称:2011-11-24_US2011285214A_发明申请_US20110285214A1 CONTROLLING INDUCTIVE POWER TRANSFER SYSTEMS

目标专利名称:对无线电力系统内的装置的检测和保护CN105071446B

本次调用模型名称:DeepSeek-R1

### 特征比对表格

技术特征描述及公开性判断结果对比文件原文引用公开性论述
**技术特征A**:检测定位于无线电力发射器的充电区内的一个或多个非顺从装置(386)。《直接公开》[0007] Such systems may suffer from some problems. A second problem in such systems is that it is not possible to mechanically prevent foreign objects from being placed into proximity with the primary coil, coupling to the coil. Foreign objects made of metal will have eddy-currents induced therein. ... In the present application, such foreign objects that cause power drain are termed “parasitic loads”. Preferably the primary unit should enter a “shutdown mode” when parasitic loads are present, to avoid heating them.<br>[0110] One such condition is the presence of a substantial parasitic load in the vicinity of the primary unit. In this case, the control unit 16 may enter a shutdown mode in which the drive to the primary coil is reduced or stopped, preventing heating of the parasitic load.对比文件明确公开了系统存在“寄生负载”(parasitic loads)的问题,这些负载是由放置在初级线圈附近的金属等“异物”(foreign objects)引起的。对比文件的目的之一就是检测这些寄生负载,并在其存在时进入关闭模式以避免其过热。目标专利中的“非顺从装置”(如NFC卡)正属于此类会从无线电力场中不期望地拾取能量并可能过热的“异物”或“寄生负载”。因此,对比文件直接公开了“检测定位于无线电力发射器的充电区内的一个或多个非顺从装置”这一技术特征,其作用(检测有害物体以防止过热)与目标专利相同。
**技术特征B**:以及通过减少定位于所述充电区内的每一顺从装置(384)的真实负载阻抗来限制传递到所述一个或多个非顺从装置(386)中至少一者的电力量。《未公开》对比文件中未发现相关内容。对比文件公开了在检测到寄生负载时,通过停止或限制从初级单元的电力传输来进行“保护”(见[0110])。然而,对比文件完全没有公开通过“减少顺从装置的真实负载阻抗”这一特定手段来动态调整电力分配,从而限制传递到非顺从装置的电力量。目标专利的该方法(基于等式(3)的原理)是其核心保护手段之一,旨在通过调整顺从装置的负载来在保护非顺从装置的同时继续为顺从装置供电。对比文件仅公开了完全停止供电或进入低功耗待机模式,并未教导或暗示通过调节顺从装置负载阻抗来限制对寄生负载的电力传递。因此,该技术特征既未被直接公开,也未被隐含公开。
**技术特征C**:其中减少每一顺从装置的所述真实负载阻抗包括增加发射到每一顺从装置的电力量。《未公开》对比文件中未发现相关内容。该技术特征是对技术特征B中“减少真实负载阻抗”这一操作效果的具体说明。由于技术特征B本身未被对比文件公开,且对比文件中不存在通过调节顺从装置负载来分配电力的相关教导,因此本领域技术人员无法从对比文件中直接或通过合理推理得出“减少负载阻抗包括增加发射到顺从装置的电力量”这一具体技术方案。
**技术特征D**:其中检测所述一个或多个非顺从装置包括确定所述一个或多个非顺从装置是否正接收从所述无线电力发射器发射的电力。《直接公开》[0110] One such condition is the presence of a substantial parasitic load in the vicinity of the primary unit. ... (The control unit) may enter a shutdown mode ... preventing heating of the parasitic load.<br>[0034] The control means may employ the energy decay measures to detect when a substantial parasitic load is present in proximity to said primary unit...对比文件通过测量能量衰减(ring-down)来确定是否有寄生负载存在。能量衰减的速率直接反映了从谐振回路中移除能量的速率,这包括被寄生负载消耗的能量(见[0030])。因此,当控制单元基于能量衰减测量检测到“实质性寄生负载”时,实质上就是确定了有非顺从装置(寄生负载)正在接收从无线电力发射器发射的电力。该确定是触发关闭或限制电力传输动作的直接原因。因此,该技术特征被直接公开。
**技术特征E**:所述检测包含以下操作中的至少一者:确定从所述无线电力发射器发射的电力是否未正被定位于所述充电区内的顺从装置接收《隐含公开》[0030] During a ring-down, no energy is being supplied to the primary coil, and so the decay of energy in the resonant tank is a measure of how much energy is being removed from it. The principal causes of energy loss are: 1. Energy coupled into the secondary coil of any secondary device present... 2. Losses to any parasitic loads (foreign objects other than valid secondary devices) present. 3. Other losses in the primary unit or any secondary devices/host objects present.<br>[0121] The calibration unit supplies the stored information to the control unit 16 to enable the control unit 16 to subtract the losses from the total measurement, thus calculating a number for the loss due to parasitic loads alone.对比文件公开了在ring-down期间测量总能量损失,并区分了损失的几个来源:耦合到次级装置的能量、寄生负载的损耗、以及其他固有损耗。通过校准单元补偿初级单元自身的固有损耗(第一补偿信息),并可能通过顺从装置提供的虚拟负载信息补偿其“友好寄生”损耗(第二补偿信息,见[0038]),控制单元能够计算出单独由“寄生负载”(即非顺从装置)引起的损耗。如果计算出的寄生负载损耗为实质性正值,则意味着有能量被移除但并未被顺从装置接收(因为顺从装置的接收和固有损耗已被补偿或考虑)。因此,本领域技术人员通过对比文件公开的测量总损耗并利用补偿信息区分损耗来源的方法,能够合理推断出“确定发射的电力是否未被顺从装置接收”这一检测操作,从而隐含公开了该技术特征。
**技术特征F**:监视所述无线电力发射器的至少一个性质《直接公开》[0107] The decay measurement unit 18 may take the energy decay measures in any suitable way, for example by measuring the voltage across, or current through, the primary coil or by measuring some other quantity associated with the primary coil...<br>[0130] In this embodiment, the decay measurement unit 18 measures the energy decay in the resonant tank by measuring the current flowing through the primary coil 12.对比文件明确公开了在测量期间(ring-down),通过测量初级线圈的电流(或电压)来获取能量衰减的度量。测量初级线圈的电流或电压,正是“监视无线电力发射器的至少一个性质”的具体实施方式。因此,该技术特征被直接公开。
**技术特征G**:或监视所述无线电力发射器的至少一个性质和定位于所述无线电力发射器的充电区内的所述顺从装置的至少一个性质。《隐含公开》[0038] Accordingly, when carrying out such detection said control means may employ second compensation information relating to a parasitic load imposed on the primary unit by the secondary device so as to compensate for the parasitic load of the secondary device.<br>[0040] ... the primary unit may derive the second compensation information by measuring the dummy load modulation.<br>[0144] Based on the difference between the energy decay rates in the first and third ring-downs, the control unit calculates the value of the total of the dummy loads in all of the secondary devices present...对比文件公开的检测方法涉及在ring-down期间测量初级线圈的性质(如电流,技术特征F)。同时,为了准确检测外部寄生负载,需要补偿顺从装置自身引入的“友好寄生”负载。为此,顺从装置通过调制其虚拟负载(dummy load)来向初级单元通信其寄生负载信息(第二补偿信息)。初级单元通过测量不同ring-down(如第一次和第三次)期间的能量衰减率差异,来计算所有在场顺从装置的总虚拟负载值(见[0144])。这个计算过程实质上涉及对顺从装置性质(其虚拟负载所代表的寄生负载特性)的间接“监视”或获取。因此,本领域技术人员能够理解,完整的检测方案同时涉及对发射器性质的监视和对顺从装置相关性质(用于补偿的寄生负载信息)的获取。可以合理推断出“监视无线电力发射器的至少一个性质和顺从装置的至少一个性质”这一并列的检测操作,故该技术特征被隐含公开。
**技术特征H**:所述监视所述无线电力发射器的至少一个性质包含监视所述无线电力发射器的供应电压、所述无线电力发射器的供应电流、所述无线电力发射器的RF电压或所述无线电力发射器的RF电流中的至少一者。《直接公开》[0130] In this embodiment, the decay measurement unit 18 measures the energy decay in the resonant tank by measuring the current flowing through the primary coil 12.对比文件具体公开了通过测量流经初级线圈的电流来监视能量衰减。在无线电力系统中,初级线圈的电流属于“RF电流”的范畴。因此,“监视无线电力发射器的RF电流”这一具体方式已被对比文件直接公开。虽然对比文件没有明确列举供应电压、供应电流或RF电压,但“监视RF电流”是“监视RF电压或RF电流中的至少一者”的下位概念,故该技术特征被直接公开。
**技术特征I**:所述监视所述无线电力发射器的至少一个性质和所述顺从装置的至少一个性质包含监视以下各者中的至少一者:所述无线电力发射器的供应电压、所述无线电力发射器的供应电流、所述无线电力发射器的RF电压、所述无线电力发射器的RF电流或定位于所述充电区内的所述顺从装置的整流器电压。《未公开》[0107] ... by measuring the voltage across, or current through, the primary coil...<br>[0144] Based on the difference between the energy decay rates in the first and third ring-downs, the control unit calculates the value of the total of the dummy loads in all of the secondary devices present...对比文件公开了监视初级线圈的电压或电流(RF电压/RF电流),如技术特征H所述。对于顺从装置的性质,对比文件公开的是通过测量虚拟负载调制来获取其寄生负载信息(第二补偿信息),这是一种通信和计算方式,而非直接“监视”顺从装置内部的“整流器电压”。目标专利中“监视顺从装置的整流器电压”是其一种具体的检测实施方式(例如,结合图7和对应描述)。对比文件并未教导或暗示需要或可以通过监视顺从装置的整流器电压来进行检测。因此,“监视顺从装置的整流器电压”这一具体手段未被公开。虽然技术特征I是并列选项,但其中包含的“整流器电压”这一未被公开的特定选项,使得该技术特征作为一个整体(要求同时监视发射器性质和顺从装置性质,且顺从装置性质包括整流器电压这一选项)未被对比文件公开。
**技术特征J**:所述限制传递到所述一个或多个非顺从装置中至少一者的电力量进一步包含减少从所述无线电力发射器发射的电力量。《隐含公开》[0110] One such condition is the presence of a substantial parasitic load in the vicinity of the primary unit. In this case, the control unit 16 may enter a shutdown mode in which the drive to the primary coil is reduced or stopped, preventing heating of the parasitic load.<br>[0111] ... the control unit 16 may enter a standby mode in which the drive to the primary coil is reduced or stopped, preventing unnecessary power consumption...对比文件公开了在检测到寄生负载(非顺从装置)时,控制单元可以进入“关闭模式”,其中对初级线圈的驱动被“减少或停止”。这里的“减少”(reduced)驱动,直接对应于“减少从无线电力发射器发射的电力量”。虽然对比文件更侧重于完全停止(stopped)的情况,但“减少”是“减少或停止”这一上位概念中的一种情况。本领域技术人员可以理解,为限制传递到寄生负载的电力量,减少发射功率是一种直接且合理的控制手段。因此,该技术特征被隐含公开。
**技术特征K**:所述限制传递到所述一个或多个非顺从装置中至少一者的电力量进一步包含关闭所述无线电力发射器。《直接公开》[0110] ... the control unit 16 may enter a shutdown mode in which the drive to the primary coil is reduced or stopped, preventing heating of the parasitic load.对比文件明确公开了在检测到寄生负载时,控制单元可以进入关闭模式,其中对初级线圈的驱动被“停止”(stopped)。停止驱动即意味着关闭无线电力发射器的电力发射功能。因此,“关闭无线电力发射器”这一具体限制手段被直接公开。
**技术特征L**:所述检测包含执行一个或多个操作以检测所述一个或多个非顺从装置,以及,限制进一步包含执行一个或多个其他操作以限制传送到所述一个或多个非顺从装置的电力量。《直接公开》[0108] The control unit 16 controls the electrical drive unit 14 so as to restrict or stop inductive power transfer from the primary unit in dependence upon the energy decay measures produced by the decay measurement unit 18.<br>[0110] One such condition is the presence of a substantial parasitic load... the control unit 16 may enter a shutdown mode...对比文件完整描述了检测和限制的过程:执行ring-down操作以测量能量衰减(检测操作),然后基于测量结果(如检测到寄生负载)控制驱动单元以限制或停止电力传输(限制操作)。这明确构成了“执行检测操作”和“执行限制操作”两个步骤。因此,该技术特征被直接公开。
**技术特征M**:其中检测所述一个或多个非顺从装置包括:确定由所述无线电力发射器发射的第一电力量以及所述无线电力发射器的第一效率《隐含公开》[0121] The calibration unit supplies the stored information to the control unit 16 to enable the control unit 16 to subtract the losses from the total measurement, thus calculating a number for the loss due to parasitic loads alone.<br>[0035] When carrying out such detection the control means may employ first compensation information relating to a load imposed on the primary unit by losses in the primary unit itself so as to compensate for said losses of said primary unit.对比文件公开了通过ring-down测量总能量损失,并利用“第一补偿信息”来补偿初级单元自身的损耗。要准确计算仅由寄生负载引起的损耗,需要知道或能够计算出初级单元在发射过程中的固有损耗特性,这实质上涉及“无线电力发射器的效率”考量。虽然对比文件没有明确使用“效率”一词,但使用补偿信息来区分发射器自身损耗和外部负载消耗,是本领域技术人员理解和计算系统能量流动及效率的常用方法。因此,可以合理推断,在执行检测时,确定发射的电力量(通过测量或计算)以及考虑发射器自身的效率(通过补偿信息)是隐含在对比文件方法中的必要环节。故该技术特征被隐含公开。
**技术特征N**:确定由位于所述充电区内的每一顺从装置接收的第二电力量以及每一顺从装置的第二效率《隐含公开》[0038] Accordingly, when carrying out such detection said control means may employ second compensation information relating to a parasitic load imposed on the primary unit by the secondary device so as to compensate for the parasitic load of the secondary device.<br>[0145] Each dummy load 40 in a secondary device 30 ... is set to a particular value ... so that the value represents the parasitic load 501 imposed by the secondary device concerned and/or by its host object.对比文件公开了使用“第二补偿信息”来补偿顺从装置及其宿主对象引入的寄生负载。顺从装置的虚拟负载值被设定为代表其寄生负载。为了准确评估是否有外部寄生负载,需要从总损耗中扣除顺从装置自身的这部分寄生损耗。虽然这不直接等同于确定顺从装置“接收”并用于其负载的电力量,但它反映了顺从装置从系统中消耗能量的一部分(即损耗部分)。考虑到在无线电力传输中,接收电力量与装置损耗密切相关,且目标专利说明书(如[0065]段)也提及通过接收线圈寄生电阻等参数来计算效率,本领域技术人员可以合理推断,对比文件方法中获取顺从装置寄生负载信息的过程,与确定其接收功率和效率相关,是为了更精确地进行总能量核算。因此,该技术特征被隐含公开。
**技术特征O**:以及确定由所述无线电力发射器发射的所述第一电力量是否没有被任何顺从装置接收。《隐含公开》[0111] Another such condition is when there is at least one secondary device present but none of the devices has a load currently requiring power. A load does not require power, for example, when turned off or when, in the case of a rechargeable battery or cell, the battery or cell is fully charged. Under ... these conditions the control unit 16 may enter a standby mode...<br>[0142] The secondary control unit decides whether to have the dummy load switch 38 open or closed during the second ring-down based on the power requirement of the actual load . If the load 46 does not require any power at the present time... then the dummy load switch 38 is kept open...对比文件公开了系统可以检测到有顺从装置存在但其负载当前不需要功率的情况(例如电池已充满),并进入待机模式。在这种情况下,虽然顺从装置物理上存在,但它并不接收用于给负载充电的功率。结合技术特征E的论述,通过测量总能量衰减并利用补偿信息,如果发现存在能量损失(可能来自寄生负载),但同时所有在场的顺从装置都指示其负载不需要功率(虚拟负载开关在第二次ring-down时保持断开,如[0142]),那么本领域技术人员能够合理推断,可能存在“发射的电力没有被任何顺从装置接收”的情况,并进而怀疑有非顺从装置在接收电力。因此,该技术特征被隐含公开。
**技术特征P**:所述检测包含遮盖每一顺从装置以及监视所述无线电力发射器的至少一个性质。《直接公开》[0129] The sudden cessation of cycles is detected by the secondary control unit 36 in the secondary device 30. The secondary control unit opens the load switch 42.<br>[0132] The secondary device load will not take any power from the primary coil, and will thus be “invisible” to the primary unit, during the decay state.<br>[0130] ... the decay measurement unit 18 measures the energy decay in the resonant tank by measuring the current flowing through the primary coil 12.对比文件明确公开了在ring-down(衰减状态)期间,次级控制单元打开负载开关,使次级装置的负载与初级线圈隔离,从而负载不会从初级线圈获取任何功率,对初级单元“不可见”。这正是目标专利中“遮盖”(cloak)顺从装置的操作。同时,在衰减状态期间,初级单元通过测量初级线圈的电流来监视能量衰减(即监视发射器性质)。因此,“遮盖每一顺从装置以及监视无线电力发射器的至少一个性质”这一组合操作被对比文件直接公开。
**技术特征Q**:所述检测包含在所述充电区内无线地发射电力。《直接公开》[0124] In an “operating mode” of the system, ... electrical drive signals are applied to the primary coil ... The primary coil 12 generates an electromagnetic field in the vicinity of the primary unit.对比文件描述了系统的“操作模式”,其中驱动信号被施加到初级线圈以产生电磁场,从而无线地发射电力。这是整个无线电力传输系统进行检测和其他操作的前提和基础。因此,“在充电区内无线地发射电力”这一技术特征被直接公开。
**技术特征R**:所述检测包含遮盖每一顺从装置以及监视所述无线电力发射器的至少一个性质和所述顺从装置的至少一个性质。《隐含公开》同技术特征P和G的引用。<br>[0129], [0130], [0132] (遮盖及监视发射器性质)<br>[0144], [0145] (通过虚拟负载获取顺从装置性质信息)如技术特征P所述,对比文件直接公开了“遮盖每一顺从装置”和“监视无线电力发射器的至少一个性质”。如技术特征G所述,对比文件隐含公开了在检测过程中涉及获取顺从装置的性质信息(如其寄生负载代表的第二补偿信息)。将这两部分结合,本领域技术人员能够合理推断出“遮盖每一顺从装置以及监视无线电力发射器的至少一个性质和顺从装置的至少一个性质”这一更具体的检测操作组合。因此,该技术特征被隐含公开。

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