Lg Electronics Inc.

Woo Suk Ko

Seungmin Lee

Hyukjin Chae

Jin Pil Kim

Kook Yeon Kwak

Jae Hyung Song

Jong Yeul Suh

Ho Taek Hong

Joon Hui Lee

Sangchul Moon

Kyung Ho Kim

Sang Chul Moon

Jeong Hwan Park

Jung Sig Jun

Jong Woong Shin

Sang Chuk Moon

Hong Ho Taek Taek

A method of measuring a location of a first user equipment (UE) in a wireless communication system includes the first UE receiving control information from at least one of a plurality of base stations and the first UE transmitting a first reference signal to the plurality of base stations based on the control information. The control information includes information indicating transmission of the first reference signal to the first UE with maximum power, and the location of the first UE is measured by the plurality of base stations based on the first reference signal.

Method for measuring position of terminal in wireless communication system and terminal

The present invention relates to a method of transmitting and a method of receiving signals, and corresponding apparatus. One aspect of the present invention relates to a method of obtaining a field for indicating a time de-interleaving depth from a layer 1 (L1) header of preamble symbols.

Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal

The present invention relates to a method of transmitting and a method of receiving signals and corresponding apparatus. One aspect of the present invention relates to an efficient Lsignaling method for an efficient transmitter and an efficient receiver using the efficient Lsignaling method for an efficient cable broadcasting.

A method for transmitting and receiving a signal and an apparatus for transmitting and receiving a signal are disclosed. The method includes receiving the signal from a first frequency band in a single frame including at least one frequency band, demodulating the received signal by an orthogonal frequency division multiplexing (OFDM) method and parsing the signal frame, acquiring a symbol stream of a service stream from the at least one frequency band included in the parsed signal frame, demapping symbols included in the symbol stream and outputting the demapped symbols to sub streams, multiplexing the output sub streams and outputting one bit stream, and deinterleaving and error-correction-decoding the output bit stream.

Apparatus for transmitting and receiving a signal and method for transmitting and receiving a signal

The present invention relates to method of transmitting and receiving signals and a corresponding apparatus. One aspect of the present invention relates to a method of receiving a signal, which includes an Lsignaling region where the Lsignaling has an adaptive Lblock structure for increased spectrum efficiency in a channel bonding environment.

The present invention relates to a method of transmitting and receiving signals and a corresponding apparatus. One aspect of the present invention relates to a method of extracting PLP from data slices.

A method for transmitting broadcast signals includes LDPC (Low Density Parity Check) encoding broadcast data, where the broadcast data is carried by a physical layer pipe (PLP); padding zero bits to signaling data; LDPC encoding the zero padded signaling data; removing the padded zero bits; time interleaving the LDPC encoded broadcast data, where the time interleaving is performed based on a skip operation by using a twisting parameter; building at least one signal frame including the time interleaved broadcast data and the zero removed signaling data, where when a first PLP and a second PLP are multiplexed, and the signaling data includes information related to the second LP with which the first PLP is associated.

The present invention relates to a method of transmitting and receiving signals and a corresponding apparatus. One aspect of the present invention relates to a method of receiving a signal, which includes interleaving in an appropriate manner for a channel bonding system. The interleaving can allow decoding a user requested service at a random tuner window position.

A method for transmitting and receiving a signal and an apparatus for transmitting and receiving a signal are disclosed. The method for receiving the signal includes receiving (S) the signal in a first frequency band, identifying (S) a first pilot signal including, a cyclic prefix obtained by frequency-shifting a first portion of an useful portion of the first pilot signal and a cyclic suffix obtained by frequency-shifting a second portion of the useful portion of the first pilot signal from the received signal, demodulating (S) a signal frame including a physical layer pipe (PLP) to which a service stream is converted, by an orthogonal frequency division multiplexing (OFDM) scheme, using information set in the first pilot signal, parsing (S) the signal frame and obtaining the PLP and obtaining (S) the service stream from the PLP.

The present invention relates to a method of transmitting and a method of receiving signals and corresponding apparatus. One aspect of the present invention relates to an efficient layer 1 (L1) processing method for a transmitter and a receiver using data slices.

A method of transmitting and receiving a signal and an apparatus for transmitting and receiving a signal are provided. The method includes receiving the signal of a first frequency band, obtaining Layer-1 (L1) information from a preamble of a first time-frequency slicing (TFS) signal frame of the received signal, the layer-1 information including a radio frequency (RF) channel identifier of the first TFS signal frame including a physical layer pipe (PLP) in a super frame of TFS structure and including an identifier of a starting radio RF channel that can receive the PLP in the first TFS signal frame, parsing the first TFS signal frame using the L1 information and obtaining a PLP of the first TFS signal frame, and converting the PLP to a service stream.

A broadcasting signal reception method according to the present invention comprises the following steps: OFDM-demodulating by receiving a plurality of broadcasting signals, which contain a transmission frame for transmitting a broadcasting service; outputting the transmission frame by decoding a plurality of OFDM-demodulated broadcasting signals with at least one method among MIMO, MISO, and SISO; and selectively decoding a plurality of PLP's, which are included in the transmission frame, using signaling information included in the transmission frame. In particular, PSI/SI such as PAT/PMT can be transmitted through an arbitrary PLP among the plurality of PLP's; and in the transmitter, an arbitrary PLP, which transmits the PAT/PMP, can be decoded first to enable a search of all PLP's that transmit components included in a single broadcasting service, and a plurality of PLP's can be decoded selectively.

Broadcasting signal transmitter/receiver and broadcasting signal transmission/reception method

According to one embodiment, a method of transmitting at least one broadcasting signal having PLP (Physical Layer Pipe) data and preamble data includes: encoding the PLP data; encoding the preamble data; mapping the encoded PLP data to PLP data symbols by QAM (Quadrature Amplitude Modulation) modulations; mapping the encoded preamble data to preamble data symbols by QAM modulations; building a signal frame including the PLP data symbols and the preamble data symbols, wherein the preamble data symbols include first signaling information and second signaling information, wherein the first signaling information is for the second signaling information and includes size information of the second signaling information, and wherein the second signaling information is for the PLP data symbols; modulating the signal frame by an Orthogonal Frequency Division Multiplexing (OFDM) method; and transmitting the modulated signal frame.

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Seoul, South Korea

Woo Suk Ko