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    • 3. 发明授权
    • Method for transmitting and receiving orthogonal frequency division multiplexing signal and apparatus therefor
    • 用于发送和接收正交频分复用信号的方法及其装置
    • US06952394B1
    • 2005-10-04
    • US09576767
    • 2000-05-24
    • Yung-soo KimJi-hoon Park
    • Yung-soo KimJi-hoon Park
    • H04J11/00H04L1/00H04L25/03H04L27/26H04N5/44H04N19/00H04N19/436H04N19/46H04N19/60H04N19/70H04N19/80
    • H04L1/0071H04L25/03012H04L27/2614H04L27/2628H04L27/2633
    • A method for transmitting orthogonal frequency division multiplexing (OFDM) signals including coding the OFDM signals; forming a block of N coded data and dividing the block into L M-sized small blocks; M-point inverse fast Fourier transforming the L small blocks; combining the transformed blocks to generate an N-sized inversely-transformed block; attaching a cyclic prefix to the N-sized block; and transforming the blocks into an analog signal; and transmitting the analog signal. A method of receiving OFDM signals including digitally converting received OFDM signals and obtaining a samples from the transformed signals; detecting the starting point of an N-sized signal sample block from the samples; dividing the signal sample block into L M-sized small blocks M-point fast Fourier transforming the L small blocks; combining the transformed small blocks to generate an N-sized transform block; detecting data from the generated block, and decoding the detected data. N, M and L are integers of 1 or more and L=N/M.
    • 一种用于发送正交频分复用(OFDM)信号的方法,包括对所述OFDM信号进行编码; 形成N个编码数据块,并将该块划分成L个M个小块; M点逆快速傅立叶变换L个小块; 组合经变换的块以生成N尺寸的反向变换块; 将循环前缀附加到N尺寸块; 并将块变换为模拟信号; 并发送模拟信号。 一种接收OFDM信号的方法,包括数字地转换接收到的OFDM信号并从变换的信号中获取样本; 从样本中检测N个大小的信号样本块的起始点; 将信号采样块分为L M个小块,M点快速傅里叶变换L个小块; 组合变换的小块以产生N尺寸的变换块; 从所生成的块中检测数据,并解码检测到的数据。 N,M和L是1或更大的整数,L = N / M。
    • 5. 发明申请
    • Non-volatile memory integrated circuit device and method of fabricating the same
    • 非易失性存储器集成电路器件及其制造方法
    • US20070262373A1
    • 2007-11-15
    • US11800650
    • 2007-05-07
    • Weon-ho ParkJeong-uk HanYong-tae KimTea-kwang YuKwang-tae KimJi-hoon Park
    • Weon-ho ParkJeong-uk HanYong-tae KimTea-kwang YuKwang-tae KimJi-hoon Park
    • H01L29/792
    • H01L29/7885H01L27/115H01L27/11521H01L27/11524H01L29/42324
    • A non-volatile memory integrated circuit device and a method of fabricating the same are disclosed. The non-volatile memory integrated circuit device includes a semiconductor substrate, a tunneling dielectric layer, a memory gate and a select gate, a floating junction region, a bit line junction region and a common source region, and a tunneling-prevention dielectric layer pattern. The tunneling dielectric layer is formed on the semiconductor substrate. The memory gate and a select gate are formed on the tunneling dielectric layer to be spaced apart from each other. The floating junction region is formed within the semiconductor substrate between the memory gate and the select gate, the bit line junction region is formed opposite the floating junction region with respect to the memory gate, and a common source region is formed opposite the floating junction region with respect to the select gate. The tunneling-prevention dielectric layer pattern is interposed between the semiconductor substrate and the tunneling dielectric layer, and is configured to overlap part of the memory gate.
    • 公开了一种非易失性存储器集成电路器件及其制造方法。 非易失性存储器集成电路器件包括半导体衬底,隧道电介质层,存储栅极和选择栅极,浮置结区域,位线结区域和公共源极区域,以及防止隧道的电介质层图案 。 隧道介电层形成在半导体衬底上。 存储器栅极和选择栅极形成在隧道电介质层上以彼此间隔开。 在存储栅极和选择栅极之间的半导体衬底内形成浮点结区域,与存储栅极相对地形成位线接合区域,并且与浮置结区域相对形成公共源极区域 相对于选择门。 防止隧道的电介质层图案介于半导体衬底和隧穿电介质层之间,并被配置为与存储器栅极的一部分重叠。