Abstract: The present disclosure discloses a travel pillow, including: a lashing strap, a pillowcase, and an inner support. The inner support is received in the pillowcase; a first end of the lashing strap is fixedly connected to the inner support through the pillowcase; a second end of the lashing strap opposite to the first end is detachably connected to the first end; the inner support includes a first support and a second support; and the first support and the second support are configured to be elastically adaptively connected to each other in a supporting direction. The travel pillow can absorb vibration, achieve buffering, and avoid poor experience or the risk of falling caused by the vibration or posture adjustment.

Abstract: Embodiments of the present invention provide a signal processing method and apparatus. The method includes: performing M-way filtering on an input signal to obtain M filtered signals, performing extraction on M filtered signals separately to obtain M extracted signals, performing fast Fourier transform (FFT) on the M extracted signals separately to obtain M frequency-domain signals, and finally determining output signals according to the M frequency-domain signals. According to the embodiments of the present invention, signal filtering and extraction are performed and then FFT is performed.

Abstract: The present disclosure provides a data format conversion apparatus and method, and a buffer chip. The data format conversion apparatus is disposed on the buffer chip in a memory; a control module is disposed for sending a control instruction to a conversion module when obtaining a data copy command; and a conversion module is disposed for completing data format conversion and storage address mapping on to-be-converted data according to the received control instruction. In this way, a prior-art problem of additionally occupying computing resources and computation time of an accelerated computation unit due to a data format conversion unit disposed in the accelerated computation unit is avoided, the amount of data transmission between a main memory and a device memory is reduced without additionally occupying computing resources, and the computation precision is ensured while the computation efficiency is improved.

Abstract: Embodiments of the present invention disclose an electronic device and a graphics processing unit card, which can improve data input and output capabilities. The electronic device includes a graphics processing unit card and a mainboard. The graphics processing unit card includes a main chip and M first PCIe interfaces electrically connected to the main chip, where M is an integer greater than or equal to 2. The mainboard includes a processing unit and M second PCIe interfaces connected to the processing unit, and the M second PCIe interfaces are respectively connected to the M first PCIe interfaces.

Abstract: The present disclosure provides a data format conversion apparatus and method, and a buffer chip. The data format conversion apparatus is disposed on the buffer chip in a memory; a control module is disposed for sending a control instruction to a conversion module when obtaining a data copy command; and a conversion module is disposed for completing data format conversion and storage address mapping on to-be-converted data according to the received control instruction. In this way, a prior-art problem of additionally occupying computing resources and computation time of an accelerated computation unit due to a data format conversion unit disposed in the accelerated computation unit is avoided, the amount of data transmission between a main memory and a device memory is reduced without additionally occupying computing resources, and the computation precision is ensured while the computation efficiency is improved.

Abstract: Embodiments of the present invention provide a signal processing method and apparatus. The method includes: performing M-way filtering on an input signal to obtain M filtered signals, performing extraction on M filtered signals separately to obtain M extracted signals, performing fast Fourier transform (FFT) on the M extracted signals separately to obtain M frequency-domain signals, and finally determining output signals according to the M frequency-domain signals. According to the embodiments of the present invention, signal filtering and extraction are performed and then FFT is performed.

Abstract: Embodiments of the present invention disclose an electronic device and a graphics processing unit card, which can improve data input and output capabilities. The electronic device includes a graphics processing unit card and a mainboard. The graphics processing unit card includes a main chip and M first PCIe interfaces electrically connected to the main chip, where M is an integer greater than or equal to 2. The mainboard includes a processing unit and M second PCIe interfaces connected to the processing unit, and the M second PCIe interfaces are respectively connected to the M first PCIe interfaces.

Abstract: The present invention provides a code channel activation method, a code channel activation device, a computer program and a storage medium, so as to solve the problem in the prior art that performance loss of a receiver will be caused when performing code channel activation. The method comprises calculating correlation between interference code channels on which code channel activation is to be performed and a user code channel, and correlation between the user code channels, to obtain correlation results; and performing code channel activation according to the correlation results. According to the present invention, the code channel activation is performed according to the correlation between the code channels. As a result, it is able to reserve the code channels with more information, thereby to prevent the performance loss of the receiver.

Abstract: An interference cancellation method performed by a receiver includes: determining a strong interference code channel among all code channels that carry a received signal, and determining a signal that corresponds to the strong interference code channel to be a strong interference signal, wherein the received signal has been matched filtered. The method further includes obtaining a reconstructed strong interference signal based on the determined strong interference signal and using a system matrix, performing the interference cancellation for the received signal using the reconstructed strong interference signal, to obtain the signal without interference. The strong interference signal can be reconstructed using the system matrix, and the interference cancellation can be performed for the received signal using the reconstructed strong interference signal.

Abstract: The present invention relates to the field of communication technology, and provides a method and a device for eliminating interference in a mobile communication system. The method comprises: step 1: re-constructing signal estimation {circumflex over (d)}MAI+ISI of inter-symbol interference and multi-access interference in accordance with an output signal {circumflex over (d)}esb from an equalizer; and step 2: performing interference elimination on the inter-symbol interference and multi-access interference in an output signal êMF from a matched filter in accordance with the signal estimation {circumflex over (d)}MAI+ISI of inter-symbol interference and multi-access interference, to obtain signal estimation {circumflex over (d)}JD+IC with the interference eliminated. According to the present invention, it is able to eliminate the impact of an interference signal and improve the receptivity of a receiver for a useful signal.

Abstract: This invention relates to a method and an apparatus for code activation, and a computer program and a storage medium thereof. A combined channel impulse response for each code is calculated based on a channelization code, a scrambling code and a channel impulse response corresponding to the code; a statistical result of the correlations between each interference code and all user codes is obtained; an active interference code number is determined; the determined number of interference codes, are activated, wherein a selection of which interference codes to activate is based on the statistical result. In some embodiments of this invention, the interference codes having a close correlation with the user codes may be selected to be activated, thereby the performance of joint detection is improved. In some embodiments of this invention, the complexity of the subsequent joint detection will be remarkably reduced on the premise of ensuring the performance of the joint detection.

Abstract: The present invention provides a code channel activation method, a code channel activation device, a computer program and a storage medium, so as to solve the problem in the prior art that performance loss of a receiver will be caused when performing code channel activation. The method comprises calculating correlation between interference code channels on which code channel activation is to be performed and a user code channel, and correlation between the user code channels, to obtain correlation results; and performing code channel activation according to the correlation results. According to the present invention, the code channel activation is performed according to the correlation between the code channels. As a result, it is able to reserve the code channels with more information, thereby to prevent the performance loss of the receiver.

Abstract: The present invention relates to the field of communication technology, and provides a method and a device for eliminating interference in a mobile communication system. The method comprises: step 1: re-constructing signal estimation {circumflex over (d)}MAI+ISI of inter-symbol interference and multi-access interference in accordance with an output signal {circumflex over (d)}esb from an equalizer; and step 2: performing interference elimination on the inter-symbol interference and multi-access interference in an output signal êMF from a matched filter in accordance with the signal estimation {circumflex over (d)}MAI+ISI of inter-symbol interference and multi-access interference, to obtain signal estimation {circumflex over (d)}JD+IC with the interference eliminated. According to the present invention, it is able to eliminate the impact of an interference signal and improve the receptivity of a receiver for a useful signal.

Abstract: The present invention discloses an interference cancellation method and apparatus, wherein the method includes: determining a strong interference code channel among all code channels that carry a received signal by a receiver, and determining a signal that corresponds to the strong interference code channel to be a strong interference signal, wherein the received signal is a signal that has been matched filtered; obtaining the reconstructed strong interference signal based on the determined strong interference signal reconstructed from a system matrix by the receiver; performing the interference cancellation for the received signal by utilizing the reconstructed strong interference signal, and obtaining the signal whose interference have been cancelled by the receiver.

Abstract: A display panel is provided, which includes a first substrate having a first surface, a second substrate having a second surface facing the first surface and having at least an opening portion extending downward from the second surface, wherein the opening portion occupies an area no greater than that occupied by a portion of the second surface other than the opening portion, a liquid crystal layer sandwiched between the first substrate and the second substrate, at least a first spacer disposed between the first substrate and the second substrate, and at least a second spacer disposed between the first substrate and the second substrate, wherein an end of the second spacer is within the opening portion.